208S010103 sprocket assembly,sprocket body outer diameter 655mm,center distance 500mm,with 38*137 chain

　　The sprocket shaft group,also called sprocket assembly,is suitable for scraper conveyors in coal mines,and scraper transferers for grooves.

　　According to the use position,it can be divided into:head sprocket shaft group and tail sprocket shaft group.

　　According to the supporting host plant,it can be divided into:Zhangjiakou coal machine sprocket shaft group,Shandong mining machine sprocket shaft group,Northwest Benniu sprocket shaft group,Shanxi coal machine factory sprocket shaft group,Zheng coal machine sprocket shaft group,Huainan long wall sprocket shaft group,Linzhou Heavy Machinery Sprocket Axle Group,Sany Heavy Industry Sprocket Axle Group,etc.

　　According to applicable models can be divided into:630,730,764,800,830,900,1000,1200,1250,1400 and other models.

　　The sprocket assembly is mounted on the headstock and tailstock of the head drive,and is mainly composed of end covers,bearing housings,sprocket bodies,shafts,floating seal ring assemblies,rolling bearings and rollers.The sprocket is a seven-tooth sprocket made of alloy steel.It is machined by a machining center and the tooth surface is quenched.After the sprocket assembly has been running for 6 months,it is installed after turning 180°so that both sides of the sprocket teeth wear evenly.