Model Number

American Standard, European Standard

China Power Transmission Group American Standards pulley's  main material is superior casr iron, are widely used in the North America. They have a good hardness and strength. They are suitable for 3L, 4L, 5L, A-B, C, 3V, 5V, 8V belts. After precise machining and powder painting, they will get smooth and beautiful surface, and good anticorrosive capability.

China Power Transmission Group European Standards pulley's main material is superior gray cast iron, are popular power transmission products internationally. They have good hardness and strngth. After the surface treatment, they will have smooth and beautiful surface, and a good anticorrosive capability. Integrated with different kinds of bushings, they will get a high precision and long life time. Moreover, it's easy to assembly and disassembly.

The specification of European Standard pulleys are SPA/SPB/SPC/SPZ. And it divides into: V-belt pulleys with TB Bushings and V-belt pulleys with pilot bore.

The specification of American Standards pulleys are include: V-belt pulleys( AK/AKH, BK/BKH, TA/TB/TC, B, C, D, 3V, 5V, 8V,), Poly-V sheaves, Split Pulleys, P.M Hubs, AS/BS sheaves, OK/OL/AL sheaves, Variable Speed Sheaves.