China Customized Bearing Steel Grit Gh25 for Marble Cutting, Find details about China Steel Grit, Steel Shot from Customized Bearing Steel Grit Gh25 for Marble Cutting
Item/Name | GP Steel Grit | GL Steel Grit | GH Steel Grit | |
Chemical Composition | 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 | Homogeneous tempered Martensite or Troostite | |||
Density | ≥7.40g/cm3 | |||
External form | Angular(Spherical/Semi-spherical/Flat granules<10%) |