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we can offer labyrinth seal ,bear housing as client's request - details see: https://www.machineto.com/offer-idler-fitting-labyrinth-seal-10062644

Our company adopts special fine welding steel pipe for idler, and does puncture processing in the tube. The roundness is controlled in special tolerance scope. The axle is according to standard tolerance and manufactured by fine cold drag steel. The bearing housing has been manufactured after stamping many times by the 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.

The bearing, which uses the world famous brand, is the big roving crack, deep groove ball and double sealing bearing. It makes the idler has the ideal static and dynamic balance that is better than the national standard.