1.we can make 50pcs per day. 2.Out diameter:50~2000mm

Sheave ring forging sheave, with light weight, high bearing capacity , high wear resistance and long service life

Sheave features: 1) Material: forging60, Q235B, Q345B, 35#, 45#2) Groove surface quench: HRC45-553) Groove surface quench depth: ≥2mm4) Max processing diameter: 2,000mm5) Short production cycle  

big pulley for sale