Gear Manufacturing

Learn why planetary gear sets wear unevenly, how load sharing, misalignment and lubrication affect wear, and what to inspect before replacing gears.

Learn how screw gears differ from parallel-axis helical gears in shaft layout, tooth contact, load capacity, lubrication, and typical applications.

Learn how plastic and metal gears differ in load capacity, noise, temperature, wear, and cost, and how to choose the right material for your application.

Compare aluminum, steel, stainless steel and cast iron for belt pulleys. Learn how belt type, shaft mounting and operating conditions affect material choice.

Learn what plastic gears are, common materials and gear types, key advantages, applications, and what buyers should consider before custom ordering.

Learn the main types of belt pulleys, including timing, V-belt, and idler pulleys, plus key factors to check when choosing or customizing a pulley.

Learn common gear types used in industrial gearboxes, including spur, helical, bevel, worm, planetary and double helical gears, plus buyer checks.

Learn what buyers should check when matching a gear and pinion, including module, pressure angle, backlash, materials, contact pattern, and inspection.

Learn how to choose gear material and heat treatment together by checking load, hardness, case depth, distortion, finishing, and inspection needs.

Learn what buyers should check for gear hardness and case depth, including material, heat treatment, inspection methods, and RFQ requirements.

Learn what information a custom gear drawing should include, from gear geometry and materials to heat treatment, accuracy, and inspection requirements.

See how PairGears supports overseas gear buyers with drawing and sample review, project-specific inspection, low-volume development and a clear route to batch production.

Learn how to choose between internal and external gears based on application, space, load, manufacturing process and custom gear requirements.

Learn what affects worm gear efficiency, including lead angle, friction, materials, lubrication, load, speed, alignment and custom design factors.