ZYS have specialized technology and testing facilities to guarantee the quality of ZYS bearing balls. Our main products are composed of ZGCr15, 9Cr18, 9Cr18Mo bearing steel balls, ZrO2, Si3N4 bearing ceramic balls, carbide balls, and all types of balls.
Besides high carbon chrome steel balls, stainless steel balls, high temperature steel balls, ZYS can supply bearing steel balls.
ZYS ceramic balls and carbide balls are mainly for bearings,such as high speed precision bearings,hybrid ceramic bearings,ceramic bearings,etc. They are also used in various types of ball valves, the measuring heads and indenters of instruments, etc.