High polished 60mm 80mm 100mm 120mm 150mm 200mm 250mm 300mm Stainless steel hollow ball/sphere with screw

 Shan Dong PT International Trade Co., Ltd is the most professional company in different materials balls, there are two factories producing metal balls, glass balls, ceramic balls, plastic balls, one is in Taian city, shandong province, another is in Kaifeng city, Henan province.

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.

Our product specification is complete. We produce according to the GB308-2002 standard and measure up to the international standards of ISO3290:1998, AFMBA1989 and DIN5401-93. We have the ability to provide many kinds of steel ball, of which accuracy range is G10-G1000,size 0.4mm-50.8mm. The brand "PT" is trusted deeply by customers. Our products have been widely applied in the hardware goods form a complete set for the aviation and spaceflight industry, automobiles, sprayers, stainless steel bearings, and handicraft and precision instruments.

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.

"PT" steel ball takes brand tactic with trust and quality. We stick to the management policy of "Trust and Quality First, the Customer Supreme". Our products are not only served for domestic clients, but also distributed to Europe, America and Asia etc..

Welcome to visit our factory and looking forward to cooperate with you !