China:Wazhou has developed ball bearing for astronomical observatory filling the gap

Recently,Four point contact ball bearing developed by Wa zhou C,.o Ltd for astronomical observatory has been dispatched from the factory smoothly and has got the honor from customers. The bearing is used for telescope tracking system requiring flexible rotary,high precition rotary,strong load-bearing capacity,long life period,small friction moment of force.After key researchment of technical personnel,a series of design programme has been proposed and finally the product has been reached the technical requirement,filling the gap in china. Consumers of the product suggest that,Wazhou products have reached international advanced level in precition, and some performance even has been superior to imported products.The consumers have made the imported products originally used produce by Wazhou C,.o Ltd.