Shandong KaiTai Industrial Technologies Co., Ltd. is the biggest manufacturer of metal abrasive in China which has developed 8 series including cast steel shot, cast steel grit, steel cut wire shot, stainless steel shot, stainless steel cut wire shot, aluminum shot, zinc shot, copper shot, all together 80 kinds of abrasive products. Stainless steel shot is kind of abrasive used for shot blasting machine, shot blasting equipment, shot peening machine, shot peening equipment, sandblasting machine, sandblasting equipments, steel material pretreatment production line, steel plate pretreatment production line, steel structure pretreatment production line. Types:0.2~2.5mm Chemical Composition: 304 Austenite Type:C<0.25% Cr=16~18% Ni=6~10% Si<1% Mn<2% 430 Ferrite Type: C<0.25% Cr=16~18% Si<1% Mn<1% 410 Martensite Type:C<0.25% Cr=11~13% Si<1% Mn<1% ( Note: other chemical components can be provided.) Micro Hardness:308~509HV(Vickers) 32~50HRC (Rockwell) Durability: 6500 times Microstructure:304 type: Deformed Austenite 430type: Deformed Ferrit 410type: Deformed Martensite Density: 7.8g/cm3