{"id":1991,"date":"2026-09-18T03:12:26","date_gmt":"2026-09-18T03:12:26","guid":{"rendered":"https:\/\/superiortransmissioninc.com\/?post_type=product&#038;p=1991"},"modified":"2026-09-18T03:12:26","modified_gmt":"2026-09-18T03:12:26","slug":"ep-plastic-spur-gears","status":"publish","type":"product","link":"https:\/\/superiortransmissioninc.com\/zh\/product\/ep-plastic-spur-gears\/","title":{"rendered":"EP\u5851\u81a0\u6b63\u9f52\u8f2a"},"content":{"rendered":"<div style=\"width: 100%; max-width: 100%; min-width: 100%; font-family: Georgia,'Times New Roman',serif; color: #1a2533; line-height: 1.75;\">\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: linear-gradient(135deg,#0d2137 0%,#1a4a6e 55%,#1f6ca8 100%); padding: 48px 24px 40px; box-sizing: border-box; text-align: center;\">\n<p style=\"color: #7ec8f5; letter-spacing: 0.12em; margin: 0 0 10px;\">POWER TRANSMISSION COMPONENTS<\/p>\n<h2 style=\"color: #ffffff; margin: 0 0 14px; line-height: 1.25;\">EP\u5851\u81a0\u6b63\u9f52\u8f2a<\/h2>\n<p style=\"color: #cde8f7; margin: 0 0 28px; max-width: 680px; display: inline-block;\">\u7cbe\u5bc6\u8a2d\u8a08\u7684 <strong>plastic spur gear<\/strong> solutions \u2014 lightweight, corrosion-resistant, and optimized for quiet, efficient power transmission across industrial, automation, and mechanical drive applications worldwide.<\/p>\n<div style=\"margin-top: 8px;\"><a style=\"display: inline-block; background: #f0a500; color: #0d2137; padding: 13px 32px; border-radius: 4px; text-decoration: none; font-family: Arial,sans-serif; font-weight: bold; letter-spacing: 0.04em;\" href=\"https:\/\/superiortransmissioninc.com\/zh\/spur-gear\/\">Spur Gear\u00a0<\/a><\/div>\n<\/div>\n<\/div>\n<div><\/div>\n<div><\/div>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; font-family: Georgia,'Times New Roman',serif; color: #1a2533; line-height: 1.75;\">\n<h2 style=\"color: #0d2137; margin: 0 0 8px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">\u6280\u8853\u898f\u683c<\/h2>\n<p style=\"margin: 0 0 20px; color: #445566;\">Full EP-Plastic Spur Gear series parameter reference. Custom bore, face width, and module configurations available on request.<\/p>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch;\">\n<table style=\"width: 100%; border-collapse: collapse; table-layout: fixed; min-width: 640px;\">\n<thead>\n<tr style=\"background: linear-gradient(90deg,#0d2137,#1f6ca8);\">\n<th style=\"color: #ffffff; padding: 12px 14px; text-align: left; white-space: nowrap;\">\u7bc4\u570d<\/th>\n<th style=\"color: #ffffff; padding: 12px 14px; text-align: left; white-space: nowrap;\">Plastic Spur Gear (Standard)<\/th>\n<th style=\"color: #ffffff; padding: 12px 14px; text-align: left; white-space: nowrap;\">M0.7 Set (24T LH + 52T RH)<\/th>\n<th style=\"color: #ffffff; padding: 12px 14px; text-align: left; white-space: nowrap;\">Custom Configuration<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #eaf2fb;\">\n<td style=\"padding: 11px 14px;\">\u985e\u578b<\/td>\n<td style=\"padding: 11px 14px;\">Plastic Spur Gear<\/td>\n<td style=\"padding: 11px 14px;\">Plastic Spur Gear Set<\/td>\n<td style=\"padding: 11px 14px;\">Per drawing \/ requirement<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 11px 14px;\">\u6750\u6599<\/td>\n<td style=\"padding: 11px 14px;\">Polyacetal (POM) \/ Nylon<\/td>\n<td style=\"padding: 11px 14px;\">Delrin 500P<\/td>\n<td style=\"padding: 11px 14px;\">POM \/ PA6 \/ PA66 \/ custom<\/td>\n<\/tr>\n<tr style=\"background: #eaf2fb;\">\n<td style=\"padding: 11px 14px;\">\u6a21\u7d44\u7bc4\u570d<\/td>\n<td style=\"padding: 11px 14px;\">M0.1 \u2013 M2.0<\/td>\n<td style=\"padding: 11px 14px;\">M0.7<\/td>\n<td style=\"padding: 11px 14px;\">Flexible (consult engineering)<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 11px 14px;\">No. of Teeth<\/td>\n<td style=\"padding: 11px 14px;\">Configurable<\/td>\n<td style=\"padding: 11px 14px;\">24T (LH) + 52T (RH)<\/td>\n<td style=\"padding: 11px 14px;\">Per specification<\/td>\n<\/tr>\n<tr style=\"background: #eaf2fb;\">\n<td style=\"padding: 11px 14px;\">Bore (\u00d8)<\/td>\n<td style=\"padding: 11px 14px;\">\u00d81.40 \/ 1.90 \/ 2.05 \/ 2.40 \/ 2.55 \/ 2.90 \/ 3.05 mm<\/td>\n<td style=\"padding: 11px 14px;\">Per set configuration<\/td>\n<td style=\"padding: 11px 14px;\">Flexible<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 11px 14px;\">Outer Diameter (\u00d8)<\/td>\n<td style=\"padding: 11px 14px;\">\u00d82.0 mm \u2013 \u00d8100.0 mm<\/td>\n<td style=\"padding: 11px 14px;\">Per tooth count \u00d7 module<\/td>\n<td style=\"padding: 11px 14px;\">Flexible<\/td>\n<\/tr>\n<tr style=\"background: #eaf2fb;\">\n<td style=\"padding: 11px 14px;\">Face Width (L)<\/td>\n<td style=\"padding: 11px 14px;\">2.0 mm \u2013 10.0 mm<\/td>\n<td style=\"padding: 11px 14px;\">Per configuration<\/td>\n<td style=\"padding: 11px 14px;\">Flexible<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 11px 14px;\">Weight<\/td>\n<td style=\"padding: 11px 14px;\">Varies by size<\/td>\n<td style=\"padding: 11px 14px;\">6.47 g \/ pcs (set avg.)<\/td>\n<td style=\"padding: 11px 14px;\">Calculated per design<\/td>\n<\/tr>\n<tr style=\"background: #eaf2fb;\">\n<td style=\"padding: 11px 14px;\">\u7259\u9f52\u8f2a\u5ed3<\/td>\n<td style=\"padding: 11px 14px;\">Involute, 20\u00b0 pressure angle<\/td>\n<td style=\"padding: 11px 14px;\">Involute, 20\u00b0 pressure angle<\/td>\n<td style=\"padding: 11px 14px;\">Standard \/ custom<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 11px 14px;\">Accuracy Class<\/td>\n<td style=\"padding: 11px 14px;\">JIS B 1702 \/ DIN 3962<\/td>\n<td style=\"padding: 11px 14px;\">JIS B 1702<\/td>\n<td style=\"padding: 11px 14px;\">As specified<\/td>\n<\/tr>\n<tr style=\"background: #eaf2fb;\">\n<td style=\"padding: 11px 14px;\">\u54c1\u8cea\u6a19\u6e96<\/td>\n<td style=\"padding: 11px 14px;\">ISO 9001:2015 certified<\/td>\n<td style=\"padding: 11px 14px;\">ISO 9001:2015 certified<\/td>\n<td style=\"padding: 11px 14px;\">ISO 9001:2015 certified<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; font-family: Georgia,'Times New Roman',serif; color: #1a2533; line-height: 1.75;\">\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #f4f8fc; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 18px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">What Is a Plastic Spur Gear?<\/h2>\n<p style=\"margin: 0 0 16px;\">\u4e00\u500b <strong>plastic spur gear<\/strong> is a straight-tooth cylindrical gear manufactured from engineering polymers such as Polyacetal (POM) or Nylon, rather than conventional metals. The teeth are arranged parallel to the gear&#8217;s rotational axis, making the plastic spur gear one of the most geometrically straightforward gear forms in mechanical design. This simplicity translates directly into predictable load distribution, ease of meshing, and consistent torque transfer \u2014 characteristics that have kept the straight spur gear at the heart of countless drive systems for well over a century.<\/p>\n<p style=\"margin: 0 0 16px;\">Our EP-Plastic Spur Gears cover a module range of M0.1 to M2.0, with outer diameters spanning \u00d82.0 mm to \u00d8100.0 mm and face widths from 2.0 mm to 10.0 mm (flexible on request). Bore options include \u00d81.40 mm, \u00d81.90 mm, \u00d82.05 mm, \u00d82.40 mm, \u00d82.55 mm, \u00d82.90 mm, and \u00d83.05 mm, with flexible bore sizing available for custom requirements. Whether you need small plastic spur gears for miniaturised actuators or larger-diameter gears for mid-range load applications, the EP series offers a documented, traceable specification for every configuration.<\/p>\n<p style=\"margin: 0;\">Precision involute tooth profiles ensure smooth engagement at every mesh point, reducing vibration and acoustic output compared to coarser or less accurately formed alternatives. The result is a <strong>plastic spur gear<\/strong> that performs reliably in environments where noise, weight, and chemical resistance are primary engineering concerns \u2014 from medical device assemblies to agricultural automation equipment.<\/p>\n<\/div>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #ffffff; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 24px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">Five Key Advantages of EP-Plastic Spur Gears<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 16px;\">\n<div style=\"flex: 1 1 260px; background: #f0f6ff; border-radius: 8px; padding: 22px 20px; box-sizing: border-box; border-top: 3px solid #1f6ca8;\">\n<h3 style=\"color: #0d2137; margin: 0 0 10px;\">\u2460 Self-Lubricating, Low Friction<\/h3>\n<p style=\"margin: 0; color: #334455;\">Polyacetal (POM) and Nylon formulations carry inherent lubricating properties. In many plastic spur gear applications, external lubricant is unnecessary, cutting maintenance intervals and preventing contamination in food-grade or cleanroom environments.<\/p>\n<\/div>\n<div style=\"flex: 1 1 260px; background: #f0f6ff; border-radius: 8px; padding: 22px 20px; box-sizing: border-box; border-top: 3px solid #f0a500;\">\n<h3 style=\"color: #0d2137; margin: 0 0 10px;\">\u2461 Superior Corrosion &amp; Chemical Resistance<\/h3>\n<p style=\"margin: 0; color: #334455;\">Unlike steel spur gears or stainless steel spur gears, engineered polymer gears resist moisture, mild acids, alkalis, and a wide range of industrial solvents \u2014 making them the preferred choice in wet, humid, or chemically aggressive operating environments.<\/p>\n<\/div>\n<div style=\"flex: 1 1 260px; background: #f0f6ff; border-radius: 8px; padding: 22px 20px; box-sizing: border-box; border-top: 3px solid #1f6ca8;\">\n<h3 style=\"color: #0d2137; margin: 0 0 10px;\">\u2462 Significant Weight Reduction<\/h3>\n<p style=\"margin: 0; color: #334455;\">Engineering polymers weigh 30\u201350 % less than equivalent aluminum spur gears and up to 80 % less than steel alternatives. Lower rotating mass reduces inertia loads on motors and drive shafts, improving energy efficiency and enabling faster cycle times in automated systems.<\/p>\n<\/div>\n<div style=\"flex: 1 1 260px; background: #f0f6ff; border-radius: 8px; padding: 22px 20px; box-sizing: border-box; border-top: 3px solid #f0a500;\">\n<h3 style=\"color: #0d2137; margin: 0 0 10px;\">\u2463 Quiet, Vibration-Damped Operation<\/h3>\n<p style=\"margin: 0; color: #334455;\">Polymer elasticity absorbs impact and mesh shock better than rigid metal, producing noticeably lower operating noise. This quality is critical in office automation, precision instruments, and consumer-facing products where acoustic comfort is a design requirement.<\/p>\n<\/div>\n<div style=\"flex: 1 1 260px; background: #f0f6ff; border-radius: 8px; padding: 22px 20px; box-sizing: border-box; border-top: 3px solid #1f6ca8;\">\n<h3 style=\"color: #0d2137; margin: 0 0 10px;\">\u2464 Cost-Efficient High-Volume Production<\/h3>\n<p style=\"margin: 0; color: #334455;\">Polymer gears support injection moulding at scale, dramatically reducing per-unit cost for high-volume runs. For <em>custom spur gears<\/em> with specific tooth counts, bore patterns, or face widths, our machining capability handles short-run custom plastic spur gears without the high tooling cost of metal alternatives.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1993\" src=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/worm-reducer-products-EP-Plastic-Spur-Gears-Show2.webp\" alt=\"worm reducer-products-EP-Plastic Spur Gears Show2\" width=\"1000\" height=\"500\" title=\"\" srcset=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/worm-reducer-products-EP-Plastic-Spur-Gears-Show2.webp 1000w, https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/worm-reducer-products-EP-Plastic-Spur-Gears-Show2-980x490.webp 980w, https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/worm-reducer-products-EP-Plastic-Spur-Gears-Show2-480x240.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1000px, 100vw\" \/><\/p>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; font-family: Georgia,'Times New Roman',serif; color: #1a2533; line-height: 1.75;\">\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #f4f8fc; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 18px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">Material Guide \u2014 What Are Plastic Gears Made Of?<\/h2>\n<p style=\"margin: 0 0 16px;\">The material selection for a <strong>plastic spur gear<\/strong> determines its service life, load rating, and suitability for specific environments. Our EP series offers two primary polymer classes, each with well-documented mechanical properties matched to different application demands.<\/p>\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 20px;\">\n<div style=\"flex: 1 1 280px; background: #ffffff; border-radius: 8px; padding: 22px 20px; box-sizing: border-box; border-left: 4px solid #1f6ca8;\">\n<h3 style=\"color: #1f6ca8; margin: 0 0 10px;\">Polyacetal (POM \/ Acetal \/ Delrin)<\/h3>\n<p style=\"margin: 0; color: #334455;\">\u6211\u5011\u7684 <em>delrin spur gears<\/em> \u548c <em>acetal spur gears<\/em> are machined from Delrin 500P and equivalent POM grades. POM delivers outstanding dimensional stability, stiffness, and fatigue resistance. Its low coefficient of friction makes it ideal for precision drive applications where tight gear-to-shaft tolerances are critical \u2014 such as robotics end-effectors, instrument actuators, and light industrial conveyor systems. POM can handle repeated load cycling with minimal creep, a key factor when designing for longer gear life in demanding duty cycles.<\/p>\n<\/div>\n<div style=\"flex: 1 1 280px; background: #ffffff; border-radius: 8px; padding: 22px 20px; box-sizing: border-box; border-left: 4px solid #f0a500;\">\n<h3 style=\"color: #1f6ca8; margin: 0 0 10px;\">Nylon (PA6 \/ PA66)<\/h3>\n<p style=\"margin: 0; color: #334455;\"><em>Nylon spur gears<\/em> excel in applications requiring impact absorption and flexibility under load. Nylon&#8217;s higher elongation-at-break value allows the tooth profile to elastically deform under shock loading and return to its original geometry \u2014 significantly reducing the risk of catastrophic tooth fracture. While nylon does absorb slight moisture over time (which must be accounted for in bore-fit design), its toughness advantage over brittle metals in impact-heavy environments makes <em>nylon spur gears<\/em> the preferred choice for agricultural machinery, packaging automation, and hand-tool drives.<\/p>\n<\/div>\n<\/div>\n<p style=\"margin: 0;\">Both material families meet standard industrial quality requirements and are available in metric spur gear tooth profiles conforming to JIS B 1702 and DIN 3962 accuracy classes. For applications requiring glass-filled reinforcement, anti-static grades, or food-contact-compliant polymers, our engineering team will advise on the most appropriate material specification for your design.<\/p>\n<\/div>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #ffffff; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 18px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">How a Plastic Spur Gear Works<\/h2>\n<p style=\"margin: 0 0 16px;\">\u5de5\u4f5c\u539f\u7406 <strong>plastic spur gear<\/strong> is direct and mechanically elegant. Straight involute teeth on two parallel shafts engage one another as the drive shaft rotates, transferring torque from the driving gear (typically a smaller pinion spur gear) to the driven gear. Because all tooth contact occurs simultaneously along the full face width at any given meshing position, the load is distributed evenly, avoiding the helical overhangs that generate axial thrust in helical and spur gear comparisons. This makes the straight spur gear inherently easier to design for, simpler to align, and lower in cost than the helical gear counterpart \u2014 an important consideration when designing spur gears for cost-sensitive product lines.<\/p>\n<p style=\"margin: 0 0 16px;\">The involute tooth form used across the EP-Plastic Spur Gear series maintains a constant velocity ratio throughout the mesh cycle, which is fundamental to smooth torque transfer. As the driving tooth pushes along the flank of the driven tooth, the contact point traces a straight line \u2014 the line of action \u2014 at a consistent pressure angle (typically 20\u00b0). This controlled geometry is what separates precision-ground or moulded <em>involute spur gear<\/em> products from rudimentary cast teeth, and it is why professional mechanical designers specify the involute profile as the standard for all <em>metric spur gears<\/em> in industrial drive trains.<\/p>\n<p style=\"margin: 0;\">In a <em>spur gear set<\/em> pairing, the gear ratio is determined simply by the ratio of tooth counts: a 24-tooth pinion driving a 52-tooth gear (as in our M0.7 \u00d7 24T(LH) + 52T(RH) set) produces a speed reduction of approximately 2.17:1. These integer ratios make the <strong>plastic spur gear<\/strong> straightforward to integrate into any differential spur gear or external spur gear stage of a multi-reduction gearbox. When combined with a gear rack, a rotary-to-linear motion conversion is achieved \u2014 a configuration commonly used in CNC positioning stages, automated dispensing systems, and linear actuator drives.<\/p>\n<\/div>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #ffffff; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 10px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">\u61c9\u7528\u5834\u666f<\/h2>\n<p style=\"margin: 0 0 24px; color: #445566;\">The EP-Plastic Spur Gear series is designed to serve a broad spectrum of global industrial and commercial applications. Below are the primary sectors where our <strong>plastic spur gear<\/strong> products deliver consistent value.<\/p>\n<div style=\"display: flex; flex-wrap: wrap; gap: 16px;\">\n<div style=\"flex: 1 1 220px; background: #f0f6ff; border-radius: 8px; padding: 20px; box-sizing: border-box; border-bottom: 3px solid #1f6ca8;\">\n<h3 style=\"color: #0d2137; margin: 0 0 8px;\">Office Automation &amp; Printers<\/h3>\n<p style=\"margin: 0; color: #334455;\">Paper transport systems, ink carriage drives, and scanner assemblies rely on small plastic spur gears for quiet, consistent torque delivery. Nylon spur gears are especially popular in this space due to their noise-damping characteristics and resistance to dry environments.<\/p>\n<\/div>\n<div style=\"flex: 1 1 220px; background: #f0f6ff; border-radius: 8px; padding: 20px; box-sizing: border-box; border-bottom: 3px solid #f0a500;\">\n<h3 style=\"color: #0d2137; margin: 0 0 8px;\">Robotics &amp; Automation<\/h3>\n<p style=\"margin: 0; color: #334455;\">Collaborative robot joints and lightweight actuators benefit from acetal spur gears that reduce the inertia load on servo motors. In pick-and-place automation lines \u2014 widely deployed in factories across Canada, Australia, and Southeast Asia \u2014 the combination of low weight and dimensional precision makes the plastic spur gear the dominant small-module choice.<\/p>\n<\/div>\n<div style=\"flex: 1 1 220px; background: #f0f6ff; border-radius: 8px; padding: 20px; box-sizing: border-box; border-bottom: 3px solid #1f6ca8;\">\n<h3 style=\"color: #0d2137; margin: 0 0 8px;\">\u8fb2\u696d\u6a5f\u68b0<\/h3>\n<p style=\"margin: 0; color: #334455;\">Seeding controllers, irrigation valve actuators, and implement drive governors frequently use nylon spur gears for their resistance to mud, moisture, and fertiliser chemicals. The straight spur gear tooth form is easily replaced in the field, minimising equipment downtime during critical growing seasons.<\/p>\n<\/div>\n<div style=\"flex: 1 1 220px; background: #f0f6ff; border-radius: 8px; padding: 20px; box-sizing: border-box; border-bottom: 3px solid #f0a500;\">\n<h3 style=\"color: #0d2137; margin: 0 0 8px;\">Medical Devices &amp; Laboratory Equipment<\/h3>\n<p style=\"margin: 0; color: #334455;\">Infusion pump drives, diagnostic instrument stages, and sample carriage systems specify POM plastic spur gears for their compliance with cleanroom requirements. The self-lubricating property eliminates the risk of oil migration into sample pathways, while the low weight keeps motor loads within strict power budgets.<\/p>\n<\/div>\n<div style=\"flex: 1 1 220px; background: #f0f6ff; border-radius: 8px; padding: 20px; box-sizing: border-box; border-bottom: 3px solid #1f6ca8;\">\n<h3 style=\"color: #0d2137; margin: 0 0 8px;\">Consumer Electronics &amp; Appliances<\/h3>\n<p style=\"margin: 0; color: #334455;\">Camera lens barrels, window openers, and domestic appliance timer drives are classic applications for delrin spur gears and small plastic spur gears. The combination of high-cycle durability, corrosion immunity, and the ability to form tight tolerances in thin-wall mouldings makes these gears the standard selection for product designers globally.<\/p>\n<\/div>\n<div style=\"flex: 1 1 220px; background: #f0f6ff; border-radius: 8px; padding: 20px; box-sizing: border-box; border-bottom: 3px solid #f0a500;\">\n<h3 style=\"color: #0d2137; margin: 0 0 8px;\">Packaging &amp; Food Processing<\/h3>\n<p style=\"margin: 0; color: #334455;\">Conveyors, filling heads, and capping drives in food packaging lines demand gears that resist washdown chemicals and comply with food-contact material regulations. Plastic spur gears in food-grade nylon or acetal grades meet these requirements without the additional cost of stainless steel spur gears in every drive position.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1994\" src=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/worm-reducer-products-EP-Plastic-Spur-Gears-Show.webp\" alt=\"worm reducer-products-EP-Plastic Spur Gears Show\" width=\"1000\" height=\"500\" title=\"\" srcset=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/worm-reducer-products-EP-Plastic-Spur-Gears-Show.webp 1000w, https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/worm-reducer-products-EP-Plastic-Spur-Gears-Show-980x490.webp 980w, https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/worm-reducer-products-EP-Plastic-Spur-Gears-Show-480x240.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1000px, 100vw\" \/><\/p>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #f4f8fc; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 18px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">Spur Gear vs Helical Gear \u2014 Which Should You Choose?<\/h2>\n<p style=\"margin: 0 0 16px;\">A question that frequently arises when designing spur gears is whether to select a straight-tooth spur gear or its helical counterpart. The difference between spur gear and helical gear performance comes down to the direction of tooth engagement. In a <strong>plastic spur gear<\/strong>, all tooth contact happens simultaneously along a line parallel to the shaft axis, creating a momentary impulse load at each mesh. In a helical spur gear, the tooth engagement progresses gradually across the helix angle, distributing the load over a wider contact band and producing smoother torque transfer at higher speeds.<\/p>\n<p style=\"margin: 0 0 16px;\">For most applications using plastic spur gears \u2014 particularly those below 1,500 RPM and under moderate loads \u2014 the straight spur gear offers lower axial force, simpler shaft and bearing design, and lower manufacturing cost. The spur gear and bevel gear or the helical and spur gear combination becomes relevant only when continuous high-speed or high-load conditions demand the extra smoothness that helical geometry provides. In summary: if your system prioritises simplicity, replaceability, and cost, the external spur gear or internal spur gear in plastic remains the most practical selection.<\/p>\n<\/div>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #ffffff; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 10px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">\u76f8\u95dc\u7522\u54c1 \u2014 \u5b8c\u6574\u7684\u9a45\u52d5\u7cfb\u7d71\u4f9b\u61c9<\/h2>\n<p style=\"margin: 0 0 24px; color: #445566;\">Our manufacturing scope extends well beyond the <strong>plastic spur gear<\/strong>. To support full drive-system procurement, we supply the following complementary components \u2014 each engineered to the same dimensional and material standards as our spur gear line.<\/p>\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px;\">\n<div style=\"flex: 1 1 280px; background: #f0f6ff; border-radius: 8px; padding: 24px; box-sizing: border-box; border-top: 3px solid #1f6ca8;\">\n<h3 style=\"color: #0d2137; margin: 0 0 10px;\"><a style=\"color: #1f6ca8; text-decoration: none;\" href=\"https:\/\/miter-gear.com\/helical-gear\/\" target=\"_blank\" rel=\"noopener\">\u96d9\u87ba\u65cb\u9f52\u8f2a<\/a><\/h3>\n<p style=\"margin: 0 0 14px; color: #334455;\">Where higher load capacity and quieter high-speed operation are required alongside your plastic spur gear stages, our double helical gear series provides exactly that. The opposing helix angles cancel axial thrust, making double helical gears the natural step up from a straight spur gear set in precision machine tool and heavy-duty gearbox design.<\/p>\n<div style=\"text-align: center; margin-top: 12px;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; border-radius: 6px;\" src=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/superiortransmissioninc-product-helical-gear.webp\" alt=\"double helical gear compatible with plastic spur gear\" title=\"\"><\/div>\n<\/div>\n<div style=\"flex: 1 1 280px; background: #f0f6ff; border-radius: 8px; padding: 24px; box-sizing: border-box; border-top: 3px solid #f0a500;\">\n<h3 style=\"color: #0d2137; margin: 0 0 10px;\"><a style=\"color: #1f6ca8; text-decoration: none;\" href=\"https:\/\/superiortransmissioninc.com\/zh\/gear-rack\/\">\u9f52\u689d<\/a><\/h3>\n<p style=\"margin: 0 0 14px; color: #334455;\">Pair any pinion spur gear from our EP series with a matching gear rack to convert rotary motion into precision linear displacement. We supply gear racks in steel, stainless steel, and engineering polymer grades, with metric module pitches that mate directly with our full range of plastic spur gears \u2014 simplifying bill-of-materials management for your engineering and procurement teams.<\/p>\n<div style=\"text-align: center; margin-top: 12px;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; border-radius: 6px;\" src=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/09\/superiortransmissioninc-related-product-gear-rack.webp\" alt=\"gear rack paired with plastic spur gear\" title=\"\"><\/div>\n<\/div>\n<\/div>\n<p style=\"margin: 24px 0 0; color: #334455;\">Every product in our drive component range ships with dimensional inspection reports on request. Sourcing your <em>plastic spur gears for sale<\/em>, helical gears, and gear racks from a single supplier reduces lead-time risk, simplifies quality assurance, and ensures inter-component compatibility \u2014 a genuine one-stop solution for spur gear sets and complete small-module drive trains.<\/p>\n<\/div>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #f4f8fc; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 18px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">Order &amp; Trade Information<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 16px;\">\n<div style=\"flex: 1 1 220px; background: #ffffff; border-radius: 8px; padding: 20px; box-sizing: border-box;\">\n<h3 style=\"color: #1f6ca8; margin: 0 0 8px;\">MOQ<\/h3>\n<p style=\"margin: 0; color: #334455;\">Standard plastic spur gear parts carry a baseline MOQ. Mixed models (different tooth counts, bore sizes, or modules) can be combined to reach approximately USD 1,500 per order. For small-quantity sampling, 1\u20135 pcs are available at sample pricing for new customers.<\/p>\n<\/div>\n<div style=\"flex: 1 1 220px; background: #ffffff; border-radius: 8px; padding: 20px; box-sizing: border-box;\">\n<h3 style=\"color: #1f6ca8; margin: 0 0 8px;\">Lead Time<\/h3>\n<p style=\"margin: 0; color: #334455;\">Standard stocked plastic spur gears: 3\u20137 working days. Standard CNC-machined or injection-moulded production runs: 10\u201325 working days. Custom spur gears (non-standard tooth profile, bore, or material): 20\u201345 working days. Sample \/ small-batch test orders: 7\u201325 working days.<\/p>\n<\/div>\n<div style=\"flex: 1 1 220px; background: #ffffff; border-radius: 8px; padding: 20px; box-sizing: border-box;\">\n<h3 style=\"color: #1f6ca8; margin: 0 0 8px;\">Trade Terms<\/h3>\n<p style=\"margin: 0; color: #334455;\">Standard small component orders: EXW \/ FOB \/ CIF \/ DAP. Urgent spare part shipments: EXW \/ FCA \/ DAP \/ courier service. FCA, CFR, CPT, CIP, and DDP terms are available on request for specific markets.<\/p>\n<\/div>\n<div style=\"flex: 1 1 220px; background: #ffffff; border-radius: 8px; padding: 20px; box-sizing: border-box;\">\n<h3 style=\"color: #1f6ca8; margin: 0 0 8px;\">Sample Policy<\/h3>\n<p style=\"margin: 0; color: #334455;\">New customers may request 1\u20135 pcs of any plastic spur gear variant at sample pricing for fit, form, and function evaluation. Mixed-module sample orders are accepted. Samples for custom spur gears are evaluated case by case based on drawing complexity and machining requirements.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #ffffff; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 18px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">About Our Manufacturing Capability<\/h2>\n<p style=\"margin: 0 0 16px;\">With over a decade of specialised experience in mechanical power transmission, our facility designs and produces a comprehensive range of industrial components. Our product portfolio spans agricultural gearboxes, worm gear reducers, planetary gear drives, power take-off shafts, hydraulic cylinders, gears, chains, and drive motors. Production is carried out under an ISO 9001:2015 certified quality management system, ensuring traceable, consistent output at every production stage.<\/p>\n<p style=\"margin: 0 0 16px;\">We design and manufacture a wide variety of industrial and agricultural gearboxes and assemblies using materials including ductile iron, cast iron, cast steel, precision cast steel, and cast aluminium. Our component range covers gears, sprockets, worm gears, pulleys, worms, shafts, and both standard and non-standard mechanical parts. For every <strong>plastic spur gear<\/strong> we produce \u2014 from a small plastic spur gear at M0.1 module to large spur gears at M2.0 \u2014 dimensional inspection and material certification documentation are available to support your incoming quality procedures.<\/p>\n<h3 style=\"color: #0d2137; margin: 28px 0px 14px; text-align: center;\">\u5de5\u4f5c\u574a<\/h3>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch;\">\n<div style=\"display: flex; gap: 12px; min-width: max-content;\"><img decoding=\"async\" style=\"width: 220px; height: 160px; object-fit: cover; border-radius: 6px; flex-shrink: 0;\" src=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/07\/superiortransmissioninc-factory-Workshop.webp\" alt=\"plastic spur gear workshop\" title=\"\"><br \/>\n<img decoding=\"async\" style=\"width: 220px; height: 160px; object-fit: cover; border-radius: 6px; flex-shrink: 0;\" src=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/07\/superiortransmissioninc-factory-Drilling-and-Milling-Composite-Machining-Center.webp\" alt=\"\u947d\u5b54\u9291\u524a\u52a0\u5de5\u4e2d\u5fc3\" title=\"\"><br \/>\n<img decoding=\"async\" style=\"width: 220px; height: 160px; object-fit: cover; border-radius: 6px; flex-shrink: 0;\" src=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/07\/superiortransmissioninc-factory1.webp\" alt=\"spur gear manufacturer factory\" title=\"\"><br \/>\n<img decoding=\"async\" style=\"width: 220px; height: 160px; object-fit: cover; border-radius: 6px; flex-shrink: 0;\" src=\"https:\/\/superiortransmissioninc.com\/wp-content\/uploads\/2026\/07\/superiortransmissioninc-factory-Rolling-Machining-of-Cylinder-Bore.webp\" alt=\"rolling machining facility\" title=\"\"><\/div>\n<\/div>\n<\/div>\n<div style=\"width: 100%; max-width: 100%; min-width: 100%; background: #f4f8fc; padding: 40px 24px; box-sizing: border-box;\">\n<h2 style=\"color: #0d2137; margin: 0 0 24px; border-left: 4px solid #1f6ca8; padding-left: 14px;\">\u5e38\u898b\u554f\u984c\u89e3\u7b54<\/h2>\n<div style=\"border: 1px solid #d0dde8; border-radius: 6px; margin-bottom: 12px; background: #ffffff; overflow: hidden;\">\n<details open=\"open\">\n<summary style=\"padding: 16px 18px; cursor: pointer; font-weight: 600; color: #0d2137; list-style: none; display: flex; justify-content: space-between; align-items: center;\">Which plastic spur gear material works best for automated packaging lines in humid industrial environments?<\/summary>\n<div style=\"padding: 0 18px 16px; color: #334455; border-top: 1px solid #e6eef6;\">\n<p style=\"margin: 8px 0 0;\">For humid or washdown-intensive packaging environments, Nylon (PA6 or PA66) plastic spur gears are generally the preferred choice. Nylon offers good impact resistance and handles incidental water exposure without cracking or surface pitting. However, if very tight bore tolerances are critical \u2014 as they often are in precision filling head drives \u2014 a POM (acetal) plastic spur gear may be the better fit, since POM absorbs significantly less moisture and maintains its dimensional stability more consistently over time. We typically recommend POM for dry precision applications and nylon for impact-heavy, chemically exposed drive positions. Our engineering team can review your specific duty cycle and recommend the right grade.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div style=\"border: 1px solid #d0dde8; border-radius: 6px; margin-bottom: 12px; background: #ffffff; overflow: hidden;\">\n<details open=\"open\">\n<summary style=\"padding: 16px 18px; cursor: pointer; font-weight: 600; color: #0d2137; list-style: none; display: flex; justify-content: space-between; align-items: center;\">How do I find a reliable nylon spur gears supplier that can handle both standard catalogue orders and custom spur gears for agricultural equipment in Canada or Australia?<\/summary>\n<div style=\"padding: 0 18px 16px; color: #334455; border-top: 1px solid #e6eef6;\">\n<p style=\"margin: 8px 0 0;\">When evaluating nylon spur gears suppliers for agricultural use across Canada or Australia, look for manufacturers that hold ISO 9001:2015 certification and can provide material certificates and dimensional inspection reports alongside each shipment. A direct-factory supplier eliminates trader intermediaries, which shortens lead times and keeps per-unit costs lower for ongoing procurement. We support mixed-module orders, so buyers who need several different tooth count configurations across a season can consolidate into a single shipment rather than placing multiple small orders. Contact us with your gear module, bore, and tooth count requirements and we will provide a detailed quotation with confirmed lead times.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div style=\"border: 1px solid #d0dde8; border-radius: 6px; margin-bottom: 12px; background: #ffffff; overflow: hidden;\">\n<details open=\"open\">\n<summary style=\"padding: 16px 18px; cursor: pointer; font-weight: 600; color: #0d2137; list-style: none; display: flex; justify-content: space-between; align-items: center;\">What is the real-world difference between a plastic spur gear and a helical gear when designing drive systems for robotics or light automation applications?<\/summary>\n<div style=\"padding: 0 18px 16px; color: #334455; border-top: 1px solid #e6eef6;\">\n<p style=\"margin: 8px 0 0;\">In practice, for robotics and light automation operating below roughly 1,500 RPM, a plastic spur gear will perform comparably to a helical gear in most respects \u2014 with the added benefit of simpler shaft alignment, no axial thrust forces, and lower unit cost. Helical gears produce quieter meshing at high speeds because the tooth engagement is gradual rather than instantaneous, but in low- to mid-speed robotic joints the acoustic difference is negligible. The spur gear&#8217;s main engineering advantage in these applications is its ease of replacement: a straight-tooth plastic spur gear can often be swapped in the field without specialised tooling, whereas helical gears require careful helix-angle matching. For most light-duty automation, the plastic spur gear is the more practical and cost-effective selection.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div style=\"border: 1px solid #d0dde8; border-radius: 6px; margin-bottom: 12px; background: #ffffff; overflow: hidden;\">\n<details open=\"open\">\n<summary style=\"padding: 16px 18px; cursor: pointer; font-weight: 600; color: #0d2137; list-style: none; display: flex; justify-content: space-between; align-items: center;\">Where can I source small plastic spur gears in metric module sizes for precision medical device or laboratory instrument assemblies in the UK or European market?<\/summary>\n<div style=\"padding: 0 18px 16px; color: #334455; border-top: 1px solid #e6eef6;\">\n<p style=\"margin: 8px 0 0;\">Our EP-Plastic Spur Gear series is available globally, with metric module sizes from M0.1 through M2.0 \u2014 precisely the range most commonly specified for medical device actuators, diagnostic instrument carriages, and laboratory automation stages. For the UK and European market, we ship under EXW, FOB, CIF, and DAP terms with full material and dimensional documentation to support CE-marking and medical device supplier qualification audits. Small plastic spur gears in POM are particularly well suited to cleanroom applications because the material is self-lubricating and does not require external oil or grease, eliminating contamination risk. Sample orders of 1\u20135 pcs are available for fit and function verification before volume commitment.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div style=\"border: 1px solid #d0dde8; border-radius: 6px; margin-bottom: 12px; background: #ffffff; overflow: hidden;\">\n<details open=\"open\">\n<summary style=\"padding: 16px 18px; cursor: pointer; font-weight: 600; color: #0d2137; list-style: none; display: flex; justify-content: space-between; align-items: center;\">Are delrin spur gears or acetal spur gears strong enough to replace metal gears in light industrial conveyor and positioning systems?<\/summary>\n<div style=\"padding: 0 18px 16px; color: #334455; border-top: 1px solid #e6eef6;\">\n<p style=\"margin: 8px 0 0;\">Delrin spur gears and acetal spur gears are well established as metal-gear replacements in light industrial conveyor drives and CNC positioning stages that operate within the polymer&#8217;s torque and speed ratings. Delrin 500P, for example, has a tensile strength of approximately 69 MPa and a flexural modulus above 2.8 GPa \u2014 sufficient for many conveyor indexing, label-dispensing, and small-package transfer applications that would traditionally use aluminium spur gears or brass spur gears. The decision to replace a metal gear with a plastic spur gear should always be validated against the actual operating torque, duty cycle, and ambient temperature. Our engineering team is available to assist with gear strength calculations and material selection if you share your application parameters.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<\/div>\n<\/div>\n<p style=\"text-align: right;\">\u7de8\u8f2f\uff1aPXY<\/p>","protected":false},"excerpt":{"rendered":"<p>The EP-Plastic Spur Gears series offers versatile, lightweight transmission solutions engineered for precision and durability. Available in modules ranging from M0.1 to M2.0, these gears are manufactured from high-performance Polyacetal (POM\/Delrin 500P) or flexible Nylon, ensuring low friction and wear resistance. The series supports a wide range of customization, with outer diameters spanning 2.0 mm to 100.0 mm and face widths from 2.0 mm to 10.0 mm. Bore options include standard sizes like 1.40 mm, 1.90 mm, 2.05 mm, 2.40 mm, 2.55 mm, 2.90 mm, and flexible 3.05 mm. Specific models, such as the M0.7 24T(LH) + 52T(RH) combination, demonstrate the capability for complex left\/right hand configurations with minimal weight (e.g., 6.47g\/pcs). Ideal for robotics, consumer electronics, and light machinery, these plastic spur gears provide reliable, quiet operation and corrosion resistance in diverse mechanical drive systems.<\/p>","protected":false},"featured_media":1992,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[70,66],"product_tag":[],"class_list":["post-1991","product","type-product","status-publish","has-post-thumbnail","product_cat-plastic-gears","product_cat-spur-gear","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/superiortransmissioninc.com\/zh\/wp-json\/wp\/v2\/product\/1991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/superiortransmissioninc.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/superiortransmissioninc.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/zh\/wp-json\/wp\/v2\/media\/1992"}],"wp:attachment":[{"href":"https:\/\/superiortransmissioninc.com\/zh\/wp-json\/wp\/v2\/media?parent=1991"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/zh\/wp-json\/wp\/v2\/product_brand?post=1991"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/zh\/wp-json\/wp\/v2\/product_cat?post=1991"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/zh\/wp-json\/wp\/v2\/product_tag?post=1991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}