{"id":2240,"date":"2026-09-24T03:23:47","date_gmt":"2026-09-24T03:23:47","guid":{"rendered":"https:\/\/superiortransmissioninc.com\/?post_type=product&p=2240"},"modified":"2026-09-24T03:23:48","modified_gmt":"2026-09-24T03:23:48","slug":"ep-130-1100hp-square-baler-gearbox","status":"publish","type":"product","link":"https:\/\/superiortransmissioninc.com\/kk\/product\/ep-130-1100hp-square-baler-gearbox\/","title":{"rendered":"EP-130-1100HP Square Baler Gearbox"},"content":{"rendered":"
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Agricultural Transmission \u00b7 Square Baler Series \u00b7 Dual-Output Platform<\/p>\n

EP-130-1100HP Square Baler Gearbox \u2014 FK155<\/h2>\n

The FK155 is a dual-output, two-stage square baler gearbox<\/strong> engineered for automatic-feed large-square baling platforms at the absolute top of the agricultural power spectrum. Primary stage: 1:2.46 ratio, 540\u21921328 r\/min, 180 hp nominal \/ 1080 hp peak. Follow-up stage: 1.24:1 ratio, 1328\u21921070 r\/min, 130 hp nominal \/ 1100 hp peak. Gleason Helical Teeth. The highest-rated square baler gearbox<\/strong> in this series \u2014 built for the machines that push the boundaries of field throughput.<\/p>\n

Square Baler Gearbox\u00a0<\/a><\/p>\n<\/div>\n<\/div>\n

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Technical Specifications \u2014 EP-FK155 Square Baler Gearbox<\/h2>\n

All parameters below are sourced from the EP-FK155 Square Baler Gearbox engineering drawing and factory test data. Both gear stages are documented. Custom configurations available on request.<\/p>\n

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\n\n\n\n\n\n\n\n
Output Stage<\/th>\nGear Ratio (i)<\/th>\n\u049a\u043e\u043b\u0430\u0439\u043b\u044b<\/th>\nRPM Input (r\/min)<\/th>\nRPM Output (r\/min)<\/th>\nKW Nom (hp)<\/th>\nKW Max (hp)<\/th>\nToothing<\/th>\n<\/tr>\n<\/thead>\n
Left \/ Light Output (Primary)<\/td>\n1 : 2.46<\/td>\nAutomatic Feed Baler, etc.<\/td>\n540<\/td>\n1328<\/td>\n180<\/td>\n1080<\/td>\nGleason Helical Teeth<\/td>\n<\/tr>\n
Follow-Up Output (Secondary)<\/td>\n1.24 : 1<\/td>\nAutomatic Feed Baler, etc.<\/td>\n1328<\/td>\n1070<\/td>\n130<\/td>\n1100<\/td>\n<\/tr>\n
Remark: Special requirements, shaft configurations, and custom gear ratios are accepted. Please contact us with your specifications.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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Outline Dimensions (mm)<\/h3>\n
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Overall Length (mm)<\/th>\nOverall Width (mm)<\/th>\nOverall Height (mm)<\/th>\nShaft Height (mm)<\/th>\nInput Flange Dia. (mm)<\/th>\nOutput Bore Dia. (mm)<\/th>\nInput Bolt Pattern<\/th>\nBase Bolt<\/th>\n<\/tr>\n<\/thead>\n
552.5<\/td>\n326.0<\/td>\n289.0<\/td>\n155.0<\/td>\n\u00d8190 \/ \u00d8163 (4-M12)<\/td>\n\u00d8125 (+0.05\/\u22120.02)<\/td>\n6 \u00d7 \u00d830 (+0.2\/0) on \u00d8163 PCD<\/td>\n4 \u00d7 \u00d820<\/td>\n<\/tr>\n
Additional dimensional notes: Input shaft area 263.5 mm from housing face. Secondary output: 214.0 mm side width. Shaft stub \u00d826 (+0.2\/0) on 6-\u00d88 splined hub. Housing base: 308.5 \u00d7 270.0 mm visible footprint. Bolt pitch: 263.5 \u00d7 270.0 mm (4 \u00d7 \u00d820 base bolts).<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

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What Is the EP-FK155 Square Baler Gearbox?<\/h2>\n

The EP-FK155 is a fundamentally different type of square baler gearbox<\/strong> from anything else in the series. Where all other models in this range are single-stage units that accept PTO input and deliver one output, the FK155 is a dual-stage, dual-output transmission \u2014 one primary output for the main baler drive and one follow-up output for a secondary driven assembly (typically the automatic feed mechanism or a separator drive). This architecture is required by automatic-feed large-square baler designs that cannot run all driven components from a single shaft output without an unacceptably complex internal gearing layout in the machine frame itself.<\/p>\n

The primary stage operates at a 1:2.46 ratio: 540 r\/min PTO input steps up to 1328 r\/min at the left\/light output. The follow-up stage runs at 1.24:1: from 1328 r\/min it steps down to 1070 r\/min at the secondary output. This two-stage architecture means the machine designer can drive the baler’s main crankshaft and plunger mechanism at one speed, while simultaneously driving the automatic crop feeder, pre-compression chamber, or stuffer chute at a slightly different, independently optimized speed \u2014 from the same PTO input, without any intermediate countershaft in the machine frame. Understanding what a square baler gearbox is used for<\/em> at this engineering level requires recognizing that the FK155 is not just a power conduit: it is an integral part of the baler’s kinematic design.<\/p>\n

The gear tooth form is Gleason Helical Teeth \u2014 the first helical-tooth model in this square baler gearbox series. Helical teeth provide higher contact ratio and smoother load transfer than straight bevel profiles, which is critical at 1100 hp peak where tooth-to-tooth load variation must be minimized to stay within the fatigue endurance limit of the gear material. The tradeoff \u2014 axial thrust forces that straight teeth avoid \u2014 is managed through correctly preloaded tapered roller bearings at all shaft positions. Whether you are sourcing a new square baler gearbox<\/strong> for an automatic-feed large baler platform or specifying components for an OEM machine development project, the EP-FK155 is the appropriate unit when the load profile, duty cycle, and machine architecture demand it.<\/p>\n<\/div>\n

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How Does the EP-FK155 Square Baler Gearbox Work?<\/h2>\n

The EP-FK155 is a two-stage gearbox with a dual-output architecture that sets it entirely apart from conventional single-output baler gearboxes. Power enters from the tractor PTO at 540 r\/min and passes through the primary Gleason Helical Teeth gear stage, which steps up rotation at a 1:2.46 ratio to deliver 1328 r\/min at the primary (left\/light) output. This primary output drives the baler’s main crankshaft and plunger assembly. Simultaneously, the 1328 r\/min intermediate shaft feeds the secondary gear stage, which applies a 1.24:1 step-down to produce 1070 r\/min at the follow-up output \u2014 the speed required to drive the automatic crop feeder, pre-compression stuffer, or separator mechanism at its optimal kinematic rate.<\/p>\n

Understanding how a square baler gearbox works<\/em> at this level requires grasping the significance of the dual-output design. In a standard square baler, one gearbox output drives everything \u2014 the main crankshaft, the knotter, and all secondary mechanisms \u2014 through an internal countershaft system within the machine. On large automatic-feed platforms where the crop pre-compression mechanism and the main plunger run at different optimal speeds, a single-output gearbox forces the machine designer to add countershafts, chain drives, or variable-speed mechanisms inside the baler frame. The FK155 eliminates this complexity: two driven speeds emerge from one transmission, at the correct ratio to each other, from one PTO input. Machine kinematic design is simpler and the drivetrain is lighter.<\/p>\n

The choice of Gleason Helical Teeth distinguishes this square baler gearbox<\/strong> from every other model in the range. Helical bevel teeth provide a higher contact ratio than straight bevel teeth \u2014 more tooth pairs are in simultaneous contact, so each pair carries a smaller fraction of the total load at any instant. At 1080\u20131100 hp peak, this load-sharing characteristic is essential: straight teeth at this power level would require such large face widths that the housing geometry would become impractical. Helical teeth achieve the same tooth contact stress limit within a smaller gear set envelope, keeping the FK155’s footprint within a 552.5 \u00d7 326.0 \u00d7 289.0 mm overall housing \u2014 large by agricultural gearbox standards, but remarkably compact for a 1100 hp peak dual-output unit.<\/p>\n

The engineering drawing’s four-view layout reveals a housing designed around heavy bilateral load paths. The input flange at \u00d8190 \/ \u00d8163 mm with 4-M12 bolts is sized for large-section driveshafts capable of transmitting 180 hp continuous. The primary output carries a \u00d8125 mm precision bore to h6 tolerance (+0.05\/\u22120.02 mm), and the splined input stub at \u00d826 (+0.2\/0 mm) on a 6-\u00d88 splined hub pattern confirms the flange standard used on heavy-duty PTO-connected agricultural drives in the automatic feed baler sector globally.<\/p>\n<\/div>\n

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Five Key Advantages of the EP-FK155 Square Baler Gearbox<\/h2>\n

What separates this square baler gearbox<\/strong> from every other model in the agricultural transmission market \u2014 and why it is specified for the highest-performance automatic-feed baling platforms.<\/p>\n

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1 \u00b7 Dual-Output Architecture \u2014 One Gearbox, Two Drive Speeds<\/h3>\n

The FK155 delivers two independently optimized shaft speeds from one 540 r\/min PTO input: 1328 r\/min for the main baler crankshaft drive and 1070 r\/min for the follow-up automatic feed mechanism. This dual-output capability eliminates the internal countershaft and secondary chain drive that single-output square baler gearbox<\/strong> designs require on automatic-feed platforms, reducing machine frame complexity, weight, and the number of drivetrain components that can fail or require maintenance on a commercial baling operation.<\/p>\n<\/div>\n

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2 \u00b7 1100 hp Peak \u2014 The Highest in This Series<\/h3>\n

With a follow-up output peak rating of 1100 hp and a primary output peak of 1080 hp, the EP-FK155 carries more than twice the peak tolerance of the previous highest-rated model in this range. At 1100 hp, this square baler gearbox<\/strong> is built for the worst-case kinetic energy discharge event that occurs on very large, fast-cycling automatic-feed balers when the plunger encounters a dense, fully-packed bale chamber under high-throughput field conditions. USA and Australian large baler operations running automatic-feed platforms consistently find that the drivetrain event that destroys a 550 hp-rated gearbox is the normal operating condition \u2014 not an exception \u2014 for machines at this scale.<\/p>\n<\/div>\n

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3 \u00b7 Gleason Helical Teeth \u2014 Higher Contact Ratio at Extreme Loads<\/h3>\n

Helical bevel teeth, ground to Gleason standards, provide a contact ratio typically 40\u201360% higher than equivalent straight teeth. At 1100 hp peak, this difference is the reason the FK155 can achieve its power rating within a housing envelope that remains installable in a large baler frame. Multiple tooth pairs share the load simultaneously, keeping per-tooth bending and contact stresses within the fatigue limits of the carburized gear material without requiring impractically large face widths. The helical tooth form also produces quieter operation \u2014 a secondary benefit for operators working long daily shifts on commercial square baler operation<\/strong> platforms.<\/p>\n<\/div>\n

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4 \u00b7 Large-Bore Precision Output \u2014 \u00d8125 mm to h6 Tolerance<\/h3>\n

The primary output bore at \u00d8125 mm (+0.05\/\u22120.02 mm) \u2014 h6 tolerance \u2014 is the largest precision bore in the square baler gearbox series. This diameter accommodates the heavy shafting required at 1080 hp peak continuous output without elastic deflection that would misalign the gear mesh or overload the bearing. The tolerance band ensures that bearing installation is consistent and controlled across the production batch \u2014 a requirement that OEM machine manufacturers in the Netherlands, Canada, and South Korea include in their quality incoming inspection specifications for drivetrain components.<\/p>\n<\/div>\n

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5 \u00b7 Splined Input Hub for Heavy-Duty PTO Connection<\/h3>\n

The 6-\u00d88 splined hub at \u00d826 mm with +0.2\/0 mm tolerance matches the input engagement geometry of heavy-duty PTO shafts used on high-horsepower agricultural tractors in the automatic baler market. A splined connection distributes input torque across six engagement points rather than a single key, dramatically reducing the peak contact stress at the input interface during 1080 hp surge events. For buyers sourcing an agri supply square baler gearbox<\/em> for automatic-feed platforms, this input geometry detail directly determines compatibility with the tractor’s driveline and must be confirmed before ordering.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Materials & Manufacturing Standards<\/h2>\n

The EP-FK155 is the most structurally demanding product in this square baler gearbox<\/strong> range. Every material and process decision at component level reflects the 1100 hp peak certification, not the 130\u2013180 hp nominal working point. The following is a factual description of what that means in practice.<\/p>\n

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\u0422\u04b1\u0440\u0493\u044b\u043d \u04af\u0439<\/strong><\/p>\n

Ductile iron GGG50 \/ QT500-7, multi-rib casting with bosses at all four shaft bearing positions. The 552.5 mm overall length and bilateral shaft layout impose significant bending moments on the housing under peak torque in both stages simultaneously. Wall thicknesses and rib geometry are calculated to maintain bearing bore concentricity within 0.02 mm under rated load \u2014 the tolerance within which gear mesh geometry is preserved.<\/p>\n<\/div>\n

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Gear Sets \u2014 Helical<\/strong><\/p>\n

20CrMnTi alloy steel, gas-carburized to case depths calculated for helical bevel contact stress at 1100 hp peak. Surface hardness HRC 58\u201362. Gleason Helical Teeth flanks finish-ground after heat treatment on 5-axis bevel gear grinding equipment. Contact pattern and lead deviation measured by CMM and confirmed on a hypoid gear roll-test machine before assembly sign-off.<\/p>\n<\/div>\n

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Shafts \u2014 All Four Positions<\/strong><\/p>\n

42CrMo4 alloy steel, quenched and tempered to 310\u2013350 HB for maximum torsional fatigue resistance. Input shaft stub: \u00d826 mm splined to 6-\u00d88 geometry. Primary output: \u00d8125 mm h6 bore. Intermediate and follow-up shafts sized individually to the torque they carry. All journals ground to h6 after heat treatment; thread forms on preload nuts rolled (not cut) for fatigue performance.<\/p>\n<\/div>\n

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Bearings \u2014 Four Positions<\/strong><\/p>\n

Heavy-duty tapered roller bearings at all four shaft positions \u2014 input, primary output, intermediate, and follow-up output. The helical tooth geometry generates axial thrust forces at each stage that must be fully absorbed by the bearing arrangement; preload is set with precision-ground spacers and confirmed by measuring the rolling torque after assembly. Bearing dynamic load ratings are individually calculated for each shaft position under the specific torque and speed conditions at that location.<\/p>\n<\/div>\n

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Sealing \u2014 All Shaft Exits<\/strong><\/p>\n

FKM (Viton) double-lip seals at both high-speed output positions \u2014 primary and follow-up \u2014 for resistance to the elevated temperatures that sustained high-power operation generates. Input shaft: double-lip NBR with inboard labyrinth shield against crop dust. All four seal positions include a dust lip on the atmospheric side to intercept field contamination before it reaches the primary oil-retention lip.<\/p>\n<\/div>\n

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Quality System<\/strong><\/p>\n

ISO 9001:2015 certified. Raw material: batch-tested for chemistry, microstructure (carburization depth), and hardness. Assembled unit: CMM dimensional check, dual-stage contact pattern record, thermal run-in at rated speed for both outputs simultaneously, oil temperature stabilization measurement, and full documentation package. Test records supplied to commercial buyers as standard.<\/p>\n<\/div>\n<\/div>\n

This product page is written by engineers with more than ten years of manufacturing experience in agricultural and industrial power transmission. All technical parameters are sourced from factory engineering drawings and production test records \u2014 not estimated from generic reference data or competitive analysis.<\/p>\n<\/div>\n<\/div>\n

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\u049a\u043e\u043b\u0434\u0430\u043d\u0443 \u0441\u0446\u0435\u043d\u0430\u0440\u0438\u0439\u043b\u0435\u0440\u0456<\/h2>\n

The EP-FK155 is not a general-purpose square baler gearbox<\/strong> \u2014 it is a precision drivetrain solution for specific, high-performance automatic-feed baling applications. The following scenarios describe where it is correctly specified.<\/p>\n

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Automatic-Feed Large-Square Baler Platforms<\/h3>\n

The EP-FK155’s defining application is the automatic-feed large-square baler \u2014 machines where crop is fed into the bale chamber by a driven pre-compression rotor or stuffer mechanism rather than a simple passive intake. These machines require two synchronized drive speeds from the gearbox: a higher speed for the main plunger crankshaft and a slightly lower speed for the feeder mechanism. The FK155’s dual-output architecture provides exactly this, eliminating the need for an additional countershaft or chain-drive ratio stage in the machine frame. Square baler operation<\/strong> on automatic-feed platforms running across North American alfalfa production, UK silage baling, and Australian wheat straw recovery requires precisely this type of integrated dual-output transmission.<\/p>\n<\/div>\n

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Ultra-High-Throughput Commercial Baling<\/h3>\n

Commercial baling contractors operating at maximum field throughput \u2014 where the baler runs continuously for 12\u201316 hours per day during peak harvest windows \u2014 expose their drivetrain to the highest cumulative fatigue loading in any agricultural application. At throughput rates that require plunger cycle frequencies at the upper limit of the machine design, every gearbox jam event discharges more energy than on a slower machine. The 1100 hp peak rating of the EP-FK155 provides the structural margin that keeps the drivetrain intact through the entire harvest season without the mid-season failures that undermine profitability for large commercial operations in Canada, Brazil, and Australia.<\/p>\n<\/div>\n

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Heavy-Stalk Biomass and Energy Crop Baling<\/h3>\n

Hemp stalks, miscanthus, and densely-seeded switchgrass present the most resistant crop conditions in the square baling world. On automatic-feed platforms processing these materials at high throughput, the interplay between the feeder mechanism speed and the plunger cycle rate is critical \u2014 if they fall out of synchronization, the bale chamber overfills and the resulting jam event is far more energetic than normal. The FK155’s dual-output design maintains the designed kinematic relationship between these two drive circuits automatically, reducing the probability of overfill events and the associated drivetrain shock. This makes it the appropriate new square baler gearbox<\/em> for biomass processing facilities in the Netherlands, UK, and South Korea specifying new automatic-feed equipment.<\/p>\n<\/div>\n

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OEM Automatic-Feed Machine Development<\/h3>\n

Agricultural machinery manufacturers designing new automatic-feed large-square baler platforms for the global market face a fundamental drivetrain architecture decision: single-output gearbox with internal machine countershafts, or dual-output gearbox with direct drives to both primary and secondary mechanisms. The FK155 enables the second architecture, which produces lighter, simpler machine frames with fewer wear points. OEM buyers in Brazil and South Korea developing automatic-feed balers for their domestic markets can engage our engineering team for dimensional review, gear ratio optimization for their specific plunger-to-feeder speed requirement, and documentation packages for CE marking. Custom follow-up output ratios are available to match specific machine design speeds.<\/p>\n<\/div>\n

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Continuous-Feed Industrial Processing Lines<\/h3>\n

Industrial baling installations \u2014 straw processing for livestock bedding, biomass fuel preparation, or agricultural residue compaction for transport \u2014 increasingly use automatic-feed large-square balers in near-continuous fixed installations rather than field-mobile configurations. In these environments, the gearbox runs at sustained duty cycles without the rest periods that field baling provides between windrow passes. The FK155’s thermal specification \u2014 confirmed by a stabilized oil-temperature run-in test at rated speed for both outputs \u2014 ensures it stays within operating temperature limits in this continuous-duty installation context, where intermittently-rated gearboxes would overheat and fail within a processing season.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Matched System Components \u2014 Complete Drivetrain from One Source<\/h2>\n

A dual-output square baler gearbox<\/strong> rated to 1100 hp peak demands PTO shaft and machine components matched to the same specification. Sourcing unmatched components introduces the weakest-link failure mode at the very point where the FK155’s extreme peak tolerance provides no benefit.<\/p>\n

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Square Baler PTO Shaft<\/h3>\n

The FK155’s 6-splined input hub requires a matching PTO shaft with the correct spline engagement geometry, rated for the full 1080 hp peak torque at the input interface. Our square baler pto shaft<\/a> range includes heavy-duty wide-angle models with overrunning clutch protection sized for this power level, with yoke cross sizes and spline dimensions confirmed for compatibility with the FK155’s input hub geometry and the major tractor PTO flange standards used on high-horsepower tractors in USA, UK, Australian, and European automatic-feed baler applications. Providing spline geometry and overall length requirements at enquiry stage speeds up specification confirmation.<\/p>\n

\"Heavy-duty<\/div>\n<\/div>\n
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Full Range Square Baler Machines<\/h3>\n

For buyers evaluating a complete automatic-feed baling system rather than a standalone gearbox, our full series square baler range \u2014 including hammer-claw type machines with 2200 mm picking width \u2014 is produced under the same ISO 9001:2015 certified manufacturing system as the FK155 gearbox. Machine and drivetrain from one source eliminates all interface uncertainty on shaft diameters, spline geometry, and frame mounting dimensions. This integrated supply model significantly reduces the engineering validation burden for OEM manufacturers and importers in Canada, South Korea, Brazil, and the Netherlands who need a documented, validated system rather than independently specified components.<\/p>\n

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Trade Terms & Delivery<\/h2>\n

The following applies to the EP-FK155 square baler gearbox<\/strong> and matched products.<\/p>\n

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Item<\/th>\nDetail<\/th>\n<\/tr>\n<\/thead>\n
MOQ<\/td>\nHigh-value drive products evaluated by total order value and configuration. Mixed models accepted in combined shipments to approach approx. USD 1,500 threshold. Single-unit orders accepted at adjusted pricing.<\/td>\n<\/tr>\n
Lead Time \u2014 Standard<\/td>\nStandard configuration, no custom machining: 20\u201345 working days. With simple customization (bore adjustment, surface treatment): 15\u201335 working days.<\/td>\n<\/tr>\n
Lead Time \u2014 Custom<\/td>\nNon-standard gear ratio for either stage, OEM shaft configuration, or special housing treatment: 45\u201375 working days. Engineering review required before confirmed lead time.<\/td>\n<\/tr>\n
Samples<\/td>\n1\u20135 units available for new clients where appropriate. Complex configurations assessed per project for sample lead time.<\/td>\n<\/tr>\n
Trade Terms<\/td>\nEXW, FOB, CIF, DAP standard. FCA, CFR, CPT, CIP, DDP negotiable. Recommended for this product: FOB \/ CIF \/ DAP \/ EXW.<\/td>\n<\/tr>\n
Mixed Orders<\/td>\nFK155 gearboxes, PTO shafts, and square baler parts kits can be combined in one shipment to meet the minimum order threshold.<\/td>\n<\/tr>\n
Documentation<\/td>\nISO 9001:2015 certificate, dimensional drawing, dual-stage gear contact records, thermal run-in test data, and material certificates available for commercial and OEM orders.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
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About Us \u2014 10+ Years Engineering Heavy-Duty Agricultural Transmissions<\/h2>\n

More than a decade of focused manufacturing work in mechanical power transmission has produced a product range that covers agricultural gearboxes, worm gear reducers, planetary gear drives, PTO shafts, hydraulic cylinders, gears, drive chains, and motors. The EP-FK155 square baler gearbox<\/strong> is the most technically complex and highest-rated product in our square baler series, manufactured under the same ISO 9001:2015 certified quality management system that governs every unit we produce.<\/p>\n

Our manufacturing scope includes gearbox and drivetrain assemblies in ductile iron, cast iron, cast steel, precision cast steel, and cast aluminum. We design and produce gears, sprockets, worm gears, pulleys, shafts, and both standard and non-standard mechanical components in-house \u2014 giving buyers of the FK155, and of the full square baler drivetrain system, a single engineering and manufacturing source with full traceability from raw material through finished assembly.<\/p>\n

We serve OEM manufacturers, agricultural equipment distributors, and commercial farm operations in North America, Europe, Australia, South Korea, Brazil, and Colombia. Full engineering documentation, export customs records, and multi-language technical data packages are standard for all commercial export orders.<\/p>\n

\u0428\u0435\u0431\u0435\u0440\u0445\u0430\u043d\u0430<\/h3>\n
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\u0416\u0438\u0456 \u049b\u043e\u0439\u044b\u043b\u0430\u0442\u044b\u043d \u0441\u04b1\u0440\u0430\u049b\u0442\u0430\u0440<\/h2>\n
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\nWhat makes a dual-output square baler gearbox like the FK155 necessary for automatic-feed large baler platforms in the USA and Canada?<\/summary>\n
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On a conventional square baler, one output shaft from the gearbox drives everything in the machine through an internal countershaft and chain network. On automatic-feed platforms \u2014 which use a powered pre-compression rotor or stuffer mechanism to push crop into the bale chamber \u2014 the feeder mechanism needs to run at a speed that is precisely related to the plunger cycle rate, but not identical to it. If you drive both from one shaft through internal chain ratios, every chain link in that ratio chain is a wear point, and misalignment between feeder and plunger timing causes the most damaging baler jam events. The FK155’s dual-output architecture provides the two required shaft speeds directly from the gearbox, eliminating the intermediate chain stage entirely. North American automatic-feed baler operators find this reduces drivetrain maintenance significantly over a full baling season.<\/p>\n<\/div>\n<\/details>\n<\/div>\n

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\nHow does Gleason Helical Teeth technology in this square baler gearbox improve performance compared to straight teeth at high loads in Australian baling operations?<\/summary>\n
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Gleason Helical Teeth achieve a higher contact ratio than equivalent straight bevel teeth \u2014 typically 1.6\u20131.9 compared with 1.0\u20131.3 for straight teeth. In practical terms at the loads involved in large-square baling in Australian wheat and alfalfa regions, this means two things: at any instant during the tooth engagement cycle, two or more tooth pairs share the load rather than one pair carrying it all, which reduces the maximum tooth bending stress by 40\u201360%; and the load transitions from tooth to tooth more smoothly, reducing the dynamic impact that occurs at the engagement point under high-speed operation. At the EP-FK155’s 1080\u20131100 hp peak rating, those two effects together are what allow the gearbox to achieve its power capacity within a housing that can actually be installed in a large baler frame.<\/p>\n<\/div>\n<\/details>\n<\/div>\n

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\nWhich square baler gearbox replacement procedure is recommended when the FK155 primary output bearing shows wear on a commercial hay operation in the UK?<\/summary>\n
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When the primary output bearing of an FK155 shows wear \u2014 detectable as increased rolling noise, elevated oil temperature at that position, or play measurable above 0.05 mm on a dial gauge at the shaft end \u2014 the correct replacement procedure for a UK commercial hay operation is: drain and collect the oil for analysis (metal particles in oil confirm the bearing is the source, not the gear mesh), remove the primary output shaft assembly, press out the inner ring with a hydraulic puller bearing tool, measure the bore to confirm it is still within 0.02 mm of nominal before fitting the new bearing, thermally install the new inner ring to achieve the specified interference fit, set axial preload with the precision-ground spacer set (replace the spacer if the original shows compression marks), refill with fresh ISO VG 220 GL-5 gear oil, and run for 50 hours before a first oil check. Keeping a matched kit square baler gearbox<\/em> spare bearing set on-site avoids the freight delay that typically adds two to three days to this repair window during the UK grass silage season.<\/p>\n<\/div>\n<\/details>\n<\/div>\n

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\nWhere can OEM agricultural machinery manufacturers in the Netherlands and Brazil source a new square baler gearbox with dual-output capability and full EU compliance documentation?<\/summary>\n
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OEM manufacturers in the Netherlands and Brazil specifying the EP-FK155 for new automatic-feed baler platforms can request the following documentation package: four-view engineering drawing with all interface dimensions including splined input hub geometry, dual-stage power rating test certificate confirming 1080 hp and 1100 hp peak, ISO 9001:2015 quality management certificate, material test certificates for housing casting, both gear sets, and all four shafts, dual-stage gear contact pattern records (CMM-measured), and thermal run-in test data showing oil temperature stabilization at rated speed. This set provides the basis for CE technical file compilation for EU machinery directive compliance and satisfies INMETRO requirements for Brazilian agricultural equipment imports. Custom follow-up output ratio to match your specific feeder mechanism speed requirement is available with a 45\u201375 working day lead time from drawing approval. Reach out with your primary and secondary shaft speed requirements and we will provide a ratio confirmation before order commitment.<\/p>\n<\/div>\n<\/details>\n<\/div>\n

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\nWhen does a commercial baling contractor in South Korea need a 1100 hp peak replacement square baler gearbox instead of a standard-class unit for a large automatic-feed baler?<\/summary>\n
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A South Korean commercial baling contractor running an automatic-feed large-square baler needs the FK155 specification when two conditions apply simultaneously: the machine operates at high throughput rates with dense or variable crop conditions, and the existing gearbox failure history shows tooth fracture rather than progressive wear as the primary failure mode. Progressive bearing or seal wear is a symptom of normal fatigue accumulation and can be managed with planned maintenance on a standard-class unit. Tooth fracture \u2014 especially on the primary output gear at the jam-event moment \u2014 is a symptom of a peak load that exceeds the gear’s bending fatigue strength. No amount of preventive maintenance resolves that; only a gearbox rated to the actual peak load does. On automatic-feed platforms where the feeder-plunger timing relationship creates the most energetic jam conditions, the FK155’s 1100 hp peak rating is the engineering answer to a tooth-fracture failure mode that a 550 hp-rated unit cannot survive in the same operating environment.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<\/div>\n<\/div>\n

\u0420\u0435\u0434\u0430\u043a\u0442\u043e\u0440: PXY<\/p>","protected":false},"excerpt":{"rendered":"

The EP-FK155 Square Baler Gearbox is a sophisticated dual-output transmission unit engineered for advanced automatic feed balers. It features a primary 1:2.46 speed increase, converting a standard 540 r\/min input into a high-speed 1328 r\/min output to drive the main baling mechanism, supporting a nominal power of 180 hp. Simultaneously, it provides a secondary “follow-up” output with a 1.24:1 ratio, delivering 1070 r\/min at 130 hp for auxiliary systems. Designed for extreme durability, the gearbox boasts an exceptional maximum capacity exceeding 1000 hp, ensuring reliability under shock loads. Utilizing precision Gleason Helical Teeth, it offers superior load distribution, reduced noise, and smooth operation compared to straight-cut gears. This robust unit ensures synchronized, high-efficiency performance for complex harvesting machinery.<\/p>","protected":false},"featured_media":2241,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[75],"product_tag":[],"class_list":["post-2240","product","type-product","status-publish","has-post-thumbnail","product_cat-square-baler-gearbox","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product\/2240","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/media\/2241"}],"wp:attachment":[{"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/media?parent=2240"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product_brand?post=2240"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product_cat?post=2240"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/superiortransmissioninc.com\/kk\/wp-json\/wp\/v2\/product_tag?post=2240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}