{"id":1329,"date":"2026-09-04T07:36:12","date_gmt":"2026-09-04T07:36:12","guid":{"rendered":"https:\/\/superiortransmissioninc.com\/?post_type=product&p=1329"},"modified":"2026-09-04T07:38:26","modified_gmt":"2026-09-04T07:38:26","slug":"ep-high-precision-pa66-nylon-plastic-gear-rack-flexible-gear-rack-and-pinion","status":"publish","type":"product","link":"https:\/\/superiortransmissioninc.com\/nl\/product\/ep-high-precision-pa66-nylon-plastic-gear-rack-flexible-gear-rack-and-pinion\/","title":{"rendered":"EP Zeer nauwkeurige PA66 nylon kunststof tandheugel | Flexibele tandheugel en rondsel"},"content":{"rendered":"
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Precision Polymer Motion Components<\/p>\n

EP Zeer nauwkeurige PA66 nylon kunststof tandheugel | Flexibele tandheugel en rondsel<\/h2>\n

Polyamide PA66 \u00b7 ISO 9001:2015 Certified \u00b7 RoHS Compliant \u00b7 Custom Modules & Lengths Available \u00b7 Global Supply<\/p>\n

Kunststof tandwielrek<\/a><\/p>\n<\/div>\n<\/div>\n

 <\/p>\n

Technische specificaties en parameters<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nSpecificatie<\/th>\n<\/tr>\n<\/thead>\n
Materiaal<\/td>\nPolyamide PA66 (Nylon 66) \u2014 optionally glass-fiber reinforced<\/td>\n<\/tr>\n
Tooth Type<\/td>\nStraight spur tooth (standard) \/ Helical tooth (optional)<\/td>\n<\/tr>\n
Module Range<\/td>\nM1 \/ M1.5 \/ M2 \/ M2.5 \/ M3 \/ M4 (custom available)<\/td>\n<\/tr>\n
Pressure Angle<\/td>\n20\u00b0<\/td>\n<\/tr>\n
Standard Length<\/td>\n500 mm \/ 1000 mm \/ custom cut-to-length<\/td>\n<\/tr>\n
Rack Height<\/td>\nVaries by module \u2014 M2: approx. 10 mm; M3: approx. 14 mm<\/td>\n<\/tr>\n
Color<\/td>\nNatural (ivory\/cream) \/ Black (carbon-filled) \/ Grey<\/td>\n<\/tr>\n
Tensile Strength<\/td>\n\u2265 80 MPa (unreinforced PA66)<\/td>\n<\/tr>\n
Heat Deflection Temp.<\/td>\n66\u00b0C (unfilled) \/ up to 250\u00b0C (GF30 grade, under load)<\/td>\n<\/tr>\n
Water Absorption<\/td>\nLow \u2014 \u2264 1.3% (23\u00b0C, 24 h immersion)<\/td>\n<\/tr>\n
Tolerance<\/td>\n\u00b10.0051 mm (\u00b10.0002 in)<\/td>\n<\/tr>\n
Industry Standards<\/td>\nISO 9001:2015 \u00b7 RoHS Compliant \u00b7 PPAP available<\/td>\n<\/tr>\n
Flexibility<\/td>\nLateral bending \u2014 suitable for curved track installations<\/td>\n<\/tr>\n
Lead Time<\/td>\nStandard: up to 2 weeks \u00b7 Rush service available<\/td>\n<\/tr>\n
Custom Capability<\/td>\nCAD\/CAM design \u00b7 CMM inspection \u00b7 Reverse engineering<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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What Is a Plastic Gear Rack?<\/h2>\n

A plastic gear rack<\/strong> is a linear toothed component that converts rotational motion from a mating pinion gear into precise straight-line movement. Unlike traditional steel racks, a plastic gear rack and pinion<\/strong> system relies on engineering-grade polymer materials to reduce weight, eliminate corrosion risk, and operate quietly in environments where metal-on-metal contact would be unsuitable. The tooth geometry follows the same involute profile as a steel rack but is engineered specifically to account for the thermal expansion coefficients and dimensional tolerances characteristic of polymer production.<\/p>\n

The EP PA66 Nylon flexible gear rack<\/strong> takes this further: its strip-form construction allows the rack to curve and follow non-linear paths, making it applicable wherever rigid rack geometry cannot conform to the required motion trajectory. This combination of flexibility, self-lubrication, and chemical resistance positions the plastic rack and pinion<\/strong> as a first-choice component in automation, sliding gate systems, and light industrial machinery across Europe, North America, and the Asia-Pacific market.<\/p>\n<\/div>\n

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Working Principle of the Flexible Gear Rack<\/h2>\n

The operating principle of any rack and pinion gear<\/strong> system is straightforward: a circular pinion gear rotates, and its teeth engage progressively with the linear tooth row of the rack. Each tooth engagement point advances the rack by one pitch length, converting angular displacement into controlled linear displacement. In a plastic gear rack and pinion set<\/strong>, the polymer tooth flanks carry the contact load through the involute engagement arc while the inherent elasticity of PA66 nylon absorbs minor shock loads and compensates for small alignment errors.<\/p>\n

What makes the flexible variant distinct is its capacity to bend laterally along its length. As the pinion gear rotates, the rack tooth rows \u2014 carried on a semi-rigid polymer strip \u2014 conform to the curvature of the drive path rather than demanding a straight channel. This bending-and-engaging action delivers linear motion along curved trajectories: a capability that rigid linear gear rack<\/strong> systems simply cannot replicate.<\/p>\n

De gear ratio of rack and pinion<\/strong> in a linear system is determined by the pinion’s pitch circle diameter and the rack module. A larger pinion produces faster linear travel per revolution; a smaller pinion produces finer positional resolution. Choosing the correct module and pinion diameter for a given load and speed requirement is the central design decision in any rack and pinion gear<\/strong> sollicitatie.<\/p>\n<\/div>\n

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5 Key Advantages of EP PA66 Plastic Gear Rack<\/h2>\n

Engineering-driven decisions behind each design choice.<\/p>\n

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Self-Lubricating PA66 Nylon<\/h3>\n

Polyamide PA66 carries an inherent lubricating property at the tooth surface \u2014 no external oil or grease application is required during normal operation. This eliminates maintenance intervals for lubrication, keeps surrounding components clean, and makes the plastic gear rack<\/strong> suitable for food processing, medical equipment, and cleanroom environments where contamination from lubricants is unacceptable.<\/p>\n<\/div>\n

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Flexible Path Capability<\/h3>\n

The strip construction of the flexible rack and pinion<\/strong> allows the rack to navigate curved conveyor guides, gate track curves, and non-linear automation paths. This capability makes the component usable in installations where a rigid linear rack and pinion<\/strong> channel would require complex custom machining or multiple rack segments with difficult alignment requirements.<\/p>\n<\/div>\n

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Corrosion and Chemical Resistance<\/h3>\n

PA66 nylon resists a wide range of industrial chemicals, moisture, and dilute acids that would cause surface pitting or rust on mild steel racks. For outdoor applications \u2014 including plastic gear rack for sliding gate<\/strong> installations \u2014 the polymer construction eliminates the rust-induced binding that reduces service life on uncoated steel alternatives operating in humid or salt-air environments.<\/p>\n<\/div>\n

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Low Noise Operation<\/h3>\n

Metal-to-polymer tooth engagement produces significantly less impact noise than steel-on-steel contact at equivalent pitch velocities. In residential gate drives, office automation, and medical device actuators \u2014 applications where acoustic output matters \u2014 the plastic rack and pinion<\/strong> running against a steel or polymer pinion delivers a noticeably quieter drive cycle.<\/p>\n<\/div>\n

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High Impact and Heat Resistance<\/h3>\n

PA66 grades used in this plastic gear rack<\/strong> maintain structural integrity under repeated shock loading \u2014 a typical condition in automated sliding gate systems where the drive reverses at end-of-travel. Heat deflection temperature of glass-filled PA66 reaches 220\u2013250\u00b0C under load, keeping tooth geometry stable in warm industrial environments that would soften lower-grade polymer racks.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

<\/div>\n
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Material Selection for Plastic Gear Racks<\/h2>\n

Choosing the right polymer for a plastic gear rack<\/strong> is not a single decision \u2014 it depends on load magnitude, operating temperature range, chemical exposure, and whether the installation is indoors or outdoors. PA66 (Polyamide 66) is the standard choice for general-purpose spur gear rack<\/strong> applications: it combines good tensile strength (\u226580 MPa), high impact resistance, and effective self-lubrication into a cost-efficient form.<\/p>\n

When elevated temperature stability is required \u2014 for example in an automotive or industrial baking environment \u2014 glass-fiber reinforced PA66 (GF30 grade) raises the heat deflection temperature from 66\u00b0C to over 200\u00b0C under load, while improving dimensional stability and reducing creep under sustained tooth contact force. The trade-off is reduced flexibility, which matters for the flexible gear rack<\/strong> variant.<\/p>\n

For applications where chemical resistance to oils, greases, or dilute alkaline solutions is the primary concern, Polyacetal (POM\/Delrin) offers an alternative with lower moisture absorption than standard PA66. MC Nylon (monomer cast nylon) suits larger custom rack sections where its superior wear resistance and compressive strength outweigh the higher raw material cost. Our manufacturing process covers injection molding, extrusion, and CNC machining of all these polymer grades to meet application-specific requirements. Dimensional stability across the tolerance band of \u00b10.0051 mm is maintained through controlled mold design and CMM inspection of finished racks.<\/p>\n<\/div>\n

View Full Plastic Gear Rack Catalogue<\/a><\/div>\n
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Plastic Gear Rack Application Scenarios<\/h2>\n

Industries and installations where PA66 flexible and rigid rack systems deliver reliable performance.<\/p>\n

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Sliding Gates and Automatic Doors<\/h3>\n

De plastic gear rack for sliding gate<\/strong> is one of the highest-volume applications globally. The flexible strip construction follows the gate track’s curvature without bespoke machining, and the self-lubricating surface keeps the drive system maintenance-free across years of daily operation. Residential, commercial, and industrial gate installations in Europe, Australia, and South America use polymer rack systems extensively for exactly these reasons.<\/p>\n<\/div>\n

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Industrial Automation and Linear Slides<\/h3>\n

On rack and pinion linear slide<\/strong> assemblies in light-duty CNC systems, pick-and-place robots, and conveyor positioning units, the plastic gear rack<\/strong> reduces system weight and eliminates the need for lubrication management. Where stainless steel is specified for the slide guide itself, a polymer rack running against a metal pinion provides the noise reduction and corrosion resistance the application requires.<\/p>\n<\/div>\n

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Agricultural and Valve Actuation<\/h3>\n

In agricultural machinery \u2014 irrigation system valves, spreader gate controls, and auger positioning \u2014 a custom gear rack<\/strong> in PA66 resists the fertilizer residues, mud, and moisture that corrode steel components rapidly in the field. Valve components and hydraulic system accessories using rack pinion gear<\/strong> combinations benefit from polymer’s dimensional stability across the humidity cycles common in outdoor service.<\/p>\n<\/div>\n

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Medical Equipment and Cleanroom Systems<\/h3>\n

Diagnostic imaging tables, surgical positioning units, and laboratory automation gantries use plastic rack and pinion<\/strong> systems where lubricant contamination is prohibited. The self-lubricating PA66 surface provides adequate tooth film under low-to-moderate loads without any oil or grease addition, satisfying strict hygiene and contamination-control protocols in medical device manufacturing environments across North America and Europe.<\/p>\n<\/div>\n

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Marine and Offshore Equipment<\/h3>\n

Salt-air and splash-zone environments degrade unprotected steel racks rapidly. Polymer gears rack and pinion<\/strong> systems on deck hatches, winch controls, and marine access systems resist the corrosive combination of salt spray and UV exposure without surface treatment. This makes the plastic gear rack<\/strong> a direct replacement in retrofit projects upgrading corroded steel rack installations on vessels operating in the North Sea, Pacific, or Southeast Asian coastal routes.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

\"Helical<\/div>\n
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Compatible Components: One-Stop Supply<\/h2>\n

Ons plastic gear rack<\/strong> is part of a complete motion component range. We supply matched pinions, helical gears, and steel rack sections \u2014 confirmed compatible rather than theoretically compatible.<\/p>\n

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Full Gear Rack Range<\/h3>\n

Alongside the polymer series, our factory produces hardened steel spur racks, stainless steel racks, and helical rack and pinion<\/strong> sets in standard and custom modules. Systems that combine a steel pinion with a plastic gear rack<\/strong> for noise reduction can source both components from us, eliminating the compatibility risk of sourcing from multiple suppliers. Browse our complete gear rack<\/a> catalogue for the full range.<\/p>\n

\"Full<\/div>\n<\/div>\n
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Helical Gear Series<\/h3>\n

For applications requiring higher load capacity and smoother tooth engagement than a straight spur gear rack<\/strong> allows, our Helical Gear<\/a> range provides the matched drive component. Helical tooth geometry distributes contact load across a longer contact line, which reduces peak tooth stress and lowers operating noise further \u2014 particularly useful in office automation and medical device applications where both load capacity and acoustics matter.<\/p>\n

\"Helical<\/div>\n<\/div>\n<\/div>\n<\/div>\n
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Over onze fabriek<\/h2>\n

Our production facility carries ISO 9001:2015 certification and has accumulated over ten years of hands-on experience across the full mechanical transmission component spectrum \u2014 including agricultural gearboxes, worm gear reducers, planetary gear drives, power take-off shafts, hydraulic cylinders, gears, chains, and motors. The depth of in-house knowledge across material science, gear geometry, and precision machining informs every decision made in plastic gear rack<\/strong> design and manufacture.<\/p>\n

Our factory designs and produces a broad range of industrial and agricultural gearbox assemblies in ductile iron, cast iron, cast steel, precision cast steel, and cast aluminum \u2014 alongside gears, sprockets, worm gears, pulleys, worms, shafts, and both standard and non-standard mechanical parts. This range of in-house capability means that custom plastic rack and pinion<\/strong> projects can be designed, prototyped, CMM-inspected, and delivered from a single source \u2014 significantly reducing the coordination burden on procurement teams.<\/p>\n

Our manufacturing equipment spans CNC Swiss-type turn-mill-drill centers, molding machines, stamping machines, automatic lathe machines, and spring machines, supported by full CAD design services, CAM programming, and Coordinate Measuring Machine (CMM) quality verification.<\/p>\n<\/div>\n

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Workshop<\/h3>\n
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\"Fabriekswerkplaats\"
\n\"Gearbox
\n\"Boor-
\n\"Factory<\/div>\n<\/div>\n<\/div>\n
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Veelgestelde vragen<\/h2>\n
\nWhat is the difference between a plastic gear rack and a steel gear rack for sliding gate applications in humid coastal regions?<\/summary>\n
The core functional difference is corrosion resistance and maintenance. A steel rack in a salt-air or high-humidity coastal environment requires regular surface treatment and lubrication to prevent the rust-induced binding that causes gate drive failures. A plastic gear rack for sliding gate<\/strong> installations in those same conditions resists corrosion inherently, requires no applied lubrication, and maintains smooth operation over a longer service interval. The trade-off is lower load capacity per unit length compared to hardened steel \u2014 sizing the rack cross-section correctly at the specification stage compensates for this.<\/div>\n<\/details>\n
\nHow do I calculate the gear ratio of rack and pinion systems when designing a linear automation stage for European industrial machinery?<\/summary>\n
De gear ratio of rack and pinion<\/strong> systems is expressed as linear travel per pinion revolution, rather than a traditional gear ratio number. Linear travel per revolution = \u03c0 \u00d7 pinion pitch circle diameter (PCD). For a module M2 pinion with 20 teeth, PCD = 40 mm, so each pinion revolution advances the rack by \u03c0 \u00d7 40 mm = 125.7 mm. To achieve a specific linear speed, divide the required speed by 125.7 mm\/rev to find the necessary pinion RPM. Contact us with your target speed, load, and stroke length for application-specific sizing guidance.<\/div>\n<\/details>\n
\nWhich plastic gear rack material works best for food processing conveyor systems in North American production facilities that require washdown cleaning?<\/summary>\n
For food-grade washdown environments in North American facilities, PA66 nylon is the standard first choice because of its self-lubricating surface, low moisture absorption relative to nylon 6, and resistance to the alkaline cleaning agents typically used in food plant sanitization cycles. For applications where dimensional stability under thermal cycling from hot washdown water is critical, glass-fiber reinforced PA66 grades reduce moisture-induced swelling. POM (Polyacetal\/Delrin) is an alternative where even lower moisture absorption is needed, though it has slightly lower impact resistance than PA66.<\/div>\n<\/details>\n
\nWhere can I source custom plastic gear rack and pinion sets with specific module and tooth profile for medical device actuation in the European market?<\/summary>\n
Our factory supplies custom plastic gear rack and pinion set<\/strong> configurations to medical device OEMs and contract manufacturers across Europe. The process starts with a CAD design review of your required tooth profile, module, pressure angle, and load specification. We then produce samples under our CMM inspection program \u2014 verified to \u00b10.0051 mm tolerance \u2014 before committing to production quantities. Rush lead times of under two weeks are available for urgent prototype and pre-production programs. Contact us with your technical drawing or specification sheet to begin.<\/div>\n<\/details>\n
\nWhat are the main disadvantages of using a plastic gear rack compared to steel in heavy-duty industrial automation in Australian mining and construction equipment?<\/summary>\n
The primary limitations of a plastic gear rack<\/strong> in heavy-duty mining or construction contexts are load capacity, abrasion resistance under grit contamination, and dimensional creep under sustained high compressive load. PA66 has a working tensile strength around 80 MPa \u2014 adequate for light-to-medium duty automation, but well below the 500\u2013800 MPa range of case-hardened steel racks used in heavy construction equipment. For those applications, a steel rack gear pinion<\/strong> system is the correct choice. The polymer rack is better suited to the control and positioning systems within mining equipment \u2014 valve actuators, sensor positioning guides, and operator control mechanisms \u2014 rather than primary load-bearing drive trains.<\/div>\n<\/details>\n<\/div>\n<\/div>\n

Redacteur: PXY<\/p>","protected":false},"excerpt":{"rendered":"

De\u00a0<\/span>EP High Precision PA66 Nylon Plastic Gear Rack<\/span><\/strong>\u00a0is a flexible, self-lubricating linear motion component engineered from Polyamide PA66 (Nylon 66), available in standard modules M1 through M4 with custom options. Featuring a 20\u00b0 pressure angle and tolerances of \u00b10.0051 mm, this rack offers tensile strength \u226580 MPa and heat deflection temperatures up to 250\u00b0C in glass-fiber-reinforced grades. The strip-form construction enables lateral bending for curved track installations, while its inherent corrosion resistance and low water absorption (\u22641.3%) make it ideal for food processing, medical equipment, sliding gates, and marine environments.<\/span><\/p>","protected":false},"featured_media":1334,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[56],"product_tag":[],"class_list":["post-1329","product","type-product","status-publish","has-post-thumbnail","product_cat-plastics-gear-rack","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/superiortransmissioninc.com\/nl\/wp-json\/wp\/v2\/product\/1329","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/superiortransmissioninc.com\/nl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/superiortransmissioninc.com\/nl\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/nl\/wp-json\/wp\/v2\/media\/1334"}],"wp:attachment":[{"href":"https:\/\/superiortransmissioninc.com\/nl\/wp-json\/wp\/v2\/media?parent=1329"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/nl\/wp-json\/wp\/v2\/product_brand?post=1329"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/nl\/wp-json\/wp\/v2\/product_cat?post=1329"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/nl\/wp-json\/wp\/v2\/product_tag?post=1329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}