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Our company adopts special fine welding steel pipe for conveyor roller, 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 drawn steel. The bearing housing has been manufactured after stamping many times by the imported cold griped steel.
The conveyor roller 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 conveyor roller has the ideal static and dynamic balance that is better than the national standard.
Our company has done the special design and formed a particular our company seal way after integrating the overseas and domestic labyrinth seal style. It is filled with resisted high speed, high temperature and ultra low temperature antioxidant lithium. So it prevents the corrosion of the impurity, the water and the air effectively.
The above technical conditions can guarantee the conveyor roller enjoy 50000 hours of working life.