Complaint
| Materials | Application scope | Service life | Hardness | Impact toughness(J/cm²) |
| High-ductility High-chromium Cast Iron | ≤Φ5m mill liner, separator liner, etc | ≥7 Years | HRC≥60 | 8-10 |
| High-chromium Cast IronI (Cr 18MoNiCuV) | ≤Φ5m mill liner, Vertical liner, etc | ≥6 Years | HRC≥60 | 7-9 |
| High-chromium Cast IronI (Cr 15MoNiCuV) | ≤Φ4.2m mill liner, separator liner, etc | ≥5 Years | HRC≥58 | 6-8 |
| High-chromium Cast IronI (Cr 12MoNiCuV) | ≤Φ4.2m mill liner, aside-liner, partition panel, etc | ≥4 Years | HRC≥55 | 6-9 |
| Cr-Mo-Ni Alloy Steel | ≤Φ5m mill liner, aside-liner, partition panel. Grateplate; crusher breaker plate. grate plate. etc | ≥4 Years | HRC≥52 | ≥40 |
| Medium-carbon Multicomponent Alloy Steel | ≥3 Years | HRC≥50 | ≥30 | |
| Medium-chrome Alloy Steel | ≥2 Years | HRC≥48 | ≥20 | |
| Low Alloy Steel | ≥1.5 Years | HRC≥45 | ≥40 | |
| Low Carbon High Alloy Steel | Mine wet mill liner. aside-liner. grid plate. etc. large-sized raw mater ial mill drying chamber blind plate. etc | ≥1 Years ≥3 Years | HRC≥46 | ≥50 |
| High Manganese Steel(Mn13) | Mine wet mill liner. aside-liner.grid plate. etc. | ≥8 Months | HRC≥200 | ≥147 |
| Alloyed High Manganese Steel(Mn13Cr2) | Crusher breaker plate. grate plate. etc. jaw crusher jaw plate | ≥7 Years | HRC≥220 | ≥120 |
