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Electric furnace cover prefabricated block
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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.
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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

 

Electric furnace cover prefabricated block

 

Corresponding parameter set not found, please add it in property template of background
暂未实现,敬请期待
暂未实现,敬请期待
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