E-MAIL:
ADDRESS: Gaogou Industrial Park, Xinmi City, Henan Province, China.
WHATSAPP:+86 15838093599 TELEPHONE:0371-63135311
E-MAIL:jdhenan@163.com
Copyright © Jundao (Henan) New Materials Co.,Ltd. All Right Reserved Business license 豫ICP备17037356号
PRODUCT CENTER
Electric furnace cover prefabricated block
The electric furnace cover prefabricated block are developed to extend the service life of the electric furnace top, mainly including high aluminum, corundum, chrome corundum, mullite,etc.
Electric furnace cover prefabricated block features:
High temperature resistance, corrosion resistance, no peeling, high refractoriness under load.
Convenient construction and easy installation.
The high-power electric furnace triangle area is made of high-alumina, mullite, corundum, and ultra-high power is made of chrome corundum and corundum.
Item | DL-1 | DL-2 | |
Al2O3(%)≥ | 80 | 85 | |
Cr2O3(%)≥ | 1.5 | 2 | |
Bulk density(g/㎝3;)≥ | 110℃×24h | 2.9 | 2.9 |
1000℃×3h | 2.85 | 2.85 | |
1500℃×3h | 2.85 | 2.85 | |
Cold bending strength (MPa)≥ | 110℃×24h | 6 | 6 |
1000℃×3h | 8 | 10 | |
1500℃×3h | 15 | 15 | |
Cold crushing strength (MPa)≥ | 110℃×24h | 30 | 40 |
1000℃×3h | 50 | 60 | |
1500℃×3h | 60 | 65 |