| High-toughness High-chromium Cast Iron |
≤φ5M Mill Liner, End Liner, etc. |
≥ 7 Years |
HRC≥60 |
8-10 |
| High-chromium Cast Iron Ⅰ |
≤φ5M Mill Liner, Vertical Mill Liner, etc. |
≥ 6 Years |
HRC≥60 |
7-9 |
| High-chromium Cast Iron Ⅱ |
≤φ4.2M Mill Liner, Separator Liner, etc. |
≥ 5 Years |
HRC≥58 |
6-8 |
| High-chromium Cast Iron Ⅲ |
≤φ4.2M Mill Liner, End Liner, Partition Plate, etc. |
≥ 4 Years |
HRC≥55 |
6-9 |
| Chromium-Platinum-Nickel Alloy Steel |
≤φ5M Mill Liner, End Liner, Partition Plate, Impact Plate, etc. |
≥ 4 Years |
HRC≥52 |
≥40 |
| Medium-Carbon Multi-Element Alloy Steel |
≤φ5M Mill Liner, End Liner, Partition Plate, Impact Plate, etc. |
≥ 3 Years |
HBC≥50 |
≥30 |
| Medium-Chromium Alloy Steel |
≤φ5M Mill Liner, End Liner, Partition Plate, Impact Plate, etc. |
≥ 2 Years |
HRC≥48 |
≥20 |
| Low-Chromium Alloy Steel |
≤φ5M Mill Liner, End Liner, Partition Plate, Impact Plate, etc. |
≥ 1.5 Years |
HRC≥45 |
≥40 |
| Low-Carbon High-Chromium Alloy Steel |
Mining Wet Process Mill Liner, End Liner, Grate Plate, etc., and Large Raw Mill Drying Chamber Panel, etc. |
≥ 1 Year |
HRC≥46 |
≥50 |
| High-Manganese Steel (Mn13) |
Mining Wet Process Mill Liner, End Liner, Grate Plate, etc. |
≥ 8 Months |
HB≥200 |
≥147 |
| Alloy High-Manganese Steel (Mn13Cr2) |
Crusher Impact Plate, Jaw Crusher Plate |
≥ 1 Year |
HB≥220 |
≥120 |
