Steel Shot
| Chemical Composition | C | 0.85-1.20% |
| Si | 0.40-1.20% | |
| Mn | 0.60-1.20% | |
| S | ≤0.05% | |
| P | ≤0.05% | |
| Hardness | HRC 40-50 | |
| Microstructure | Homogeneous Tempered Martensite or Troostite | |
| Density | ≥ 7.2g/cm3 | |
| External form | Spherical Hollow particles<10% |
|
Size distribution
| Screen No. | Inch | Screen size | S70 | S110 | S170 | S230 | S280 | S330 | S390 | S460 | S550 | S660 | S780 | S930 |
| 6 | 0.132 | 3.35 | All pass | |||||||||||
| 7 | 0.111 | 2.80 | All pass | |||||||||||
| 8 | 0.0937 | 2.36 | All pass | ≥90% | ||||||||||
| 10 | 0.0787 | 2.00 | All pass | All pass | ≥85% | ≥97% | ||||||||
| 12 | 0.0661 | 1.70 | All pass | ≤5% | ≥85% | ≥97% | ||||||||
| 14 | 0.0555 | 1.40 | All pass | ≤5% | ≥85% | ≥97% | ||||||||
| 16 | 0.0469 | 1.18 | All pass | ≤5% | ≥85% | ≥97% | ||||||||
| 18 | 0.0394 | 1.00 | All pass | ≤5% | ≥85% | ≥96% | ||||||||
| 20 | 0.0331 | 0.850 | All pass | ≤10% | ≥85% | ≥96% | ||||||||
| 25 | 0.0280 | 0.710 | ≤10% | ≥85% | ≥96% | |||||||||
| 30 | 0.0232 | 0.600 | All pass | ≥85% | ≥96% | |||||||||
| 35 | 0.0197 | 0.500 | ≤10% | ≥97% | ||||||||||
| 40 | 0.0165 | 0.425 | All Pass | ≥85% | ||||||||||
| 45 | 0.0138 | 0.355 | ≤10% | ≥97% | ||||||||||
| 50 | 0.0117 | 0.300 | ≥80% | |||||||||||
| 80 | 0.007 | 0.180 | ≥80% | ≥90% | ||||||||||
| 120 | 0.0049 | 0.125 | ≥90% | |||||||||||
| 200 | 0.0029 | 0.075 |
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.
Sand blasting: Sand 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.
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