NO. | Test Items | Test Results |
1 | Chemical composition | |
C | 0.98 | |
Si | 0.51 | |
Mn | 0.82 | |
P | 0.019 | |
S | 0.022 | |
Cr | 1.16 | |
2 | Hardness | 62±2HRC |
3 | Metallographic structure | Uniformly tempered sorbite |
4 | Density | 7.7g/cm³ |

Our product quality has passed SAE "American Society of Automotive Engineers standard", China GB/T18838.3-2008 high carbon cast steel shot (grit), GB/T188384-2008 low carbon cast steel shot (grit) and GB/ T188385-2015 steel wire cut shot standard, and the 1SO9001: 2015 International quality system certification, ISO45001:2018 Occupational Health and safety system certification, ISO14001:2015 environmental management system certification.