Gears & Pinions

Yile Machinery manufactures a full spectrum of heavy-duty industrial gears and pinions for rotary kilns, ball mills, crushers, and other critical heavy equipment. Our gear manufacturing capabilities cover modules from M8 to M55 and diameters up to 12 meters, with materials including cast steel (ZG45, ZG42CrMo), forged alloy steel, and bronze alloys.

Our in-house gear cutting, hobbing, and grinding equipment ensures precise tooth profiles that meet DIN, AGMA, or ISO standards. Each gear undergoes full non-destructive testing and dimensional inspection before delivery.

We support single-piece and small-batch production, making us the ideal partner for replacement parts, equipment upgrades, and new OEM projects. Send us your drawings or specifications to receive a detailed quotation.

Large manufacturing type teeth are used in mills, kilns, and heavy machinery.

Manufacturer of large, custom-fabricated and split spur gears for heavy industry. We specialize in replacement gears for ball mills, SAG mills, and rotary kilns.

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Precision Custom Forged Steel Gear Shafts - Bevel Gears & Helical Shafts by Yile Machinery

Yile Machinery designs & manufactures custom forged steel gear shafts, including bevel & helical gears, to your exact specs. High-quality, durable, & precision-engineered. Get a quote today!

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Segmented Girth Gears & Large Diameter Split Gears

Manufacturer of custom segmented and split girth gears. Forged or cast steel, hardened teeth for rotary kilns, ball mills, and mine hoists. Reduce downtime.

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High-Precision Spiral Bevel Gears & Pinion Shafts

Manufacturer of high-precision spiral bevel gear sets. Custom forged, carburized, and lapped for quiet, high-torque right-angle drives. Get a quote.

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Custom Forged Spiral Bevel Gears for Drilling Rotary Tables

Yile Machinery manufactures custom forged spiral bevel gears for drilling rotary tables and top drives. Our high-strength, precision-machined gears ensure reliability in demanding oil & gas and mining operations. Request a quote for your OEM gear needs.

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Custom Forged Gear Shafts & Spline Shafts for Heavy Industry

Manufacturer of large, custom-forged gear shafts, spline shafts, and mill spindles for heavy industry. We use 42CrMo and other high-strength alloys. Submit your drawing for a precision-machined replacement part.

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Custom Precision Spur Gears – CNC Machined to Your Exact Specifications

Manufacturer of custom steel spur gears via CNC hobbing and milling. We produce precision gears from C45, 42CrMo, and other alloys for OEM and replacement needs.

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Custom Forged Steel Spur Gears – Engineered for Strength and Precision

Manufacturer of custom forged steel spur gears. We offer CNC hobbing, gear shaping, and induction hardening for industrial gearbox and machinery applications.

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Heavy-Duty Large Module Spur Gears

Manufacturer of custom large module spur gears. We offer precision CNC gear hobbing and tooth grinding for high-torque, low-noise applications in heavy industrial machinery.

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High-Performance Worm Gears for Elevator Traction Machines

Manufacturer of high-performance worm gears (worm wheels) for elevator traction machines. Our two-piece design features a forged bronze ring on a cast iron hub for safety and durability.

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Heavy-Duty Girth Gears & Ring Gears | For Mining & Industrial Mills

Yile Machinery is an OEM manufacturer of large, heavy-duty girth gears and ring gears for mining ball mills and rotary kilns. We provide custom forged steel gears from your drawings. Get a quote!

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Mining Truck Planet Gear - Direct from Mining Accessories Manufacturer

High-quality planet gear for mining trucks. Direct from mining accessories manufacturer. Durable and reliable replacement parts.

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