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By certification 
Chemical coposition:
C---0.85-1.20%
Si---0.40-1.20%
Mn---0.60-1.20%
S ----=<0.05%
P ----=<0.05%
Hardness: HRC46-50/HRC56-60/HRC63-65
Microstructure: Homogenous tempered martensite or troostite
Density: >=7.40g/cm3
External form: Polygon, Spherical, hemispherical,
(flat-shaped particles<5% Crack 40%)
Application:
Blast cleaning: Used for blast cleaning of casting, die-casting, forging; sand removal of casting, steel plate, H type steel, steel structure.
Rust removal: Rust removal of casting, forging, steel plate, H type steel, steel structure.
Shot peening: Shot peening of gear, heat treated parts.
Shot blasting: Shot blasting of profile steel, ship board, steel board, steel material,steel structure.
Pre-treatment: Pre-treatment of surface, steel board, profile steel, steel structure, before painting or coating.
C---0.85-1.20%
Si---0.40-1.20%
Mn---0.60-1.20%
S ----=<0.05%
P ----=<0.05%
Hardness: HRC46-50/HRC56-60/HRC63-65
Microstructure: Homogenous tempered martensite or troostite
Density: >=7.40g/cm3
External form: Polygon, Spherical, hemispherical,
(flat-shaped particles<5% Crack 40%)
Application:
Blast cleaning: Used for blast cleaning of casting, die-casting, forging; sand removal of casting, steel plate, H type steel, steel structure.
Rust removal: Rust removal of casting, forging, steel plate, H type steel, steel structure.
Shot peening: Shot peening of gear, heat treated parts.
Shot blasting: Shot blasting of profile steel, ship board, steel board, steel material,steel structure.
Pre-treatment: Pre-treatment of surface, steel board, profile steel, steel structure, before painting or coating.