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one of famous and professional stainless steel ball factory from china .
We have two professional factory to produce steel ball ,one is in Shandong province(5000 square meters),other one is in Henan province (10000 square meters ) .
With over 20years history,our factory have good reputation from our customers and government,so our factory passed ISO9001:2008 and our products got SGS,RHOS Certificates .
We mainly produce stainless steel ball (201, 304, 316, 420,420C,440C,430). also produce chrome steel ball (AISI52100,100CR6,GCR15),carbon steel ball(1015,1010,1045,1085), copper brass balls, plastic ball,glass ball,Tungsten carbide ball, flying saucer ball, polishing media ball,ceramic ball,Aluminum ball and other kinds of material ball.
We have advanced production equipment and consummative instruments. We use perfect equipment to detect the roundness, libration size and the quality of the surface of steel balls.
Welcome to visit our factory and looking forwarder to cooperate with you !
In the first step, heading machines cut wire into short lengths and form it into spherical shapes between dies.
Slow, meticulous grinding assures proper sizing and sphericity, with tolerances as closeas ±0.0001
Carbon steel balls are next carburized and hardened. Heat treatment imparts the desired hardness and case depth.
Several proprietary lapping processes can bring balls to the requirements of ISO 3290 Grade10 - 48.
New products from manufacturers at wholesale prices