we adopts special fine welding steel pipe for idler, and doespuncture processing in the tube. The roundness is controlled in special tolerance scope. The axle is manufactured by fine cold drag steel according to standard tolerance. The bearing housing has been manufactured after stamping many times by the imported cold griped steel. The idler shell and bearing housing have been welded together by the automatic welding machinery hand. Then it forms a whole high strength structure.At present, the idler series products include the carrying idler, the return idler, the impact idler, the centring idler, the spiral idler, the idler with rubber rings, etc.
idler