Хятад нунтаглах ган буудлагын үйлдвэр ба үйлдвэрлэгчид |Фэн …
Model/Size:0.4-2.5mm Product Detail: Alloy grinding steel shot is based on the high-carbon steel shot,low-carbon steel shot,and low vanadium steel shot,considering the fatal weakness of the above products:air hole,cracks,hardness difference,develop the new products by reaserch the forging technol...