440C),we also produce carbon steel balls(1015,1045,1085),bearing steel balls(GCR15),copper balls,glass balls,
titanium balls,flying saucer balls,polishing balls and other kinds of tungsten carbide balls. The profuct
specification is complete. We produce accoring to the GB308-2002 standard and measure up to the
international standard of ISO3290-1998, AFMBA1989 and DIN5401-93. We have the ability to provide
many kinds of steel balls which accuracy range is lever G100-G1000. The brand "XinXin" isdeeply
trusted by customers.Our products have been widely used in the hardware goods which form a complete
set for the aviation and spaceflight industry, automobile trade, sprayer, stainless steel bearing, handicraft and precision instrument.We have the advanced production equipment and consummative instrumentation.
We use perfect equipment to detect the roundness, libration size and the quality of the surface of the steel balls.