Description of High-strength Wear-resistant Refractory Plastic For Boiler Lining
Wear-resistant refractory plastic has the advantages of convenient construction, good plasticity, and good wear resistance. The wear layer after construction has high strength and good wear resistance.
Product Specification of High-strength Wear-resistant Refractory Plastic For Boiler Lining
| Item | Silicon carbide | Zirconium Chrome Corundum | ||
| NMK4 | NMK5 | NMK6 | NMK7 | |
| Al2O3 % | / | / | / | ≥80 |
| SiC % | ≥40 | ≥60 | ≥70 | / |
| Cr2O3 % | / | / | / | ≥3 |
| ZrO2 % | / | / | / | ≥2 |
| Bulk Density g/cm3 110℃×24h |
≥2.4 | ≥2.5 | ≥2.6 | ≥2.8 |
| Permanent Linear Change % 1000℃×3h |
-0.4~0 | -0.5~0 | -0.6~0 | -0.6~0 |
| Cold Crush Strength MPa 1000℃×3h |
≥60 | ≥70 | ≥80 | ≥90 |
| Wear resistance at room temperature cm3 1000℃×3h |
≤7 | ≤6 | ≤5 | ≤5 |
| Thermal shock stability cycle 1000℃ water cooling | ≥30 | ≥35 | ≥40 | ≥30 |
| Plasticity Index % | 15~55 | |||
| Plasticity W/(m·K) 1000℃ | 3~5 | 5~7 | 6~8 | 2~3 |
| Maximum service temperature ℃ | 1400 | 1500 | 1600 | 1600 |