... Mn, Mo, 9Cr18,3Cr13, stainless steel, SUS201/304/316,Copper, aluminum, Titanium alloy steel, agate, glass, ceramic, Carbon ... -plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying, the heat ... industry and trade integrationMain ProductsGrinding Steel Ball, Mild Steel Ball, Casting Steel Ball, Ball Bearing, Valve Ball etc.Producing EquipmentCNC machine SHENGYU & ...