Crusher Spare Parts Manufacturer
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Blow bar is the main spare part of impact crusher. There are high manganese blow bar, high chrome
blow bar. The material depends on the requirement of the crush material .
If the material need strong impact toughness, the high manganese blow bar are ideal selection.
If we need high wear-resisting of blow bar, the chrome blow bar are our first choice .
Material Specifications ofblow bar:
| High Chrome Casting Material Chemical Composition | ||||||||||
| Code Elem. | C | Si | Mn | Cr | Mo | Na | Cu | P | S | HRC |
| KmTBCr4Mo | 2.5-3.5 | 0.5-1.0 | 0.5-1.0 | 3.5-4.5 | 0.3-0.5 | - | - | ≤0.15 | ≤0.10 | ≥55 |
| KmTBCr9Ni5Si2 | 2.5-3.6 | 1.5-2.2 | 0.3-0.8 | 8.0-10.0 | 0-1.0 | 4.5-6.5 | 4.5-6.5 | - | - | ≥58 |
| KmTBCr15Mo | 2.8-3.5 | ≤1.0 | 0.5-1.0 | 13-18 | 0.5-3.0 | 0-1.0 | 0-1.0 | ≤1.0 | ≤0.06 | ≥58 |
| KmTBCr20Mo | 2.0-3.3 | ≤1.2 | ≤2.0 | 18-23 | ≤3.0 | ≤2.5 | ≤1.2 | - | - | ≥60 |
| KmTBCr26 | 2.3-3.3 | ≤1.2 | ≤1.0 | 23-30 | ≤3.0 | ≤2.5 | ≤2.0 | - | - | ≥60 |
