Product Specifications:Φ0.3mm-1.2mm Shot Blasting is a conventional technology for metal surface treatment. As a kind of shot blasting material, Zinc alloy has wide range of applications with high precision surface treatment, and is safer and more environmentally friendly in use. Product Features: 1) Wide selectable strength range: tensile strength up to 250 ~ 450MPa 2) High hardness: HV0.1 up to 70-120. 3) Sound environmental protection and safety performance, less dust in use, without the hidden danger of dust explosion. 4) The made shot blasts are not easily broken during use with high repeated utilization rate.