Gear

Main Production:
Precision forged gears， Precision machined gears，Gear-boxes.

Important types of gears:
Spur gear, Helical gear, Double helical gear, Bevel gear, Spiral bevel gear, Screw gear, Mitre gear, Worm gear, Internal gear, External gear, Rack and pinion gear, Herringbone gear, Hypoid gear, Sprocket, Epicyclic gear, Involute spines, Straight sides splines.

Industries Served:
Automotive, Agricultural, General engineering, Recreational vehicles, Power generation, Ship building
Surface Preparation: Nitride， Carbonitride
Material: Gears can be made of various types of materials, including:
Iron-based materials, Nonferrous metals, Plastic materials, Steel, Brass, Bronze, Cast iron, Ductile iron. SMI specializes in materials other than plastic.
The strength of gears differs depending on the type of material, heat treatment or quenching applied.