Buy low cost high performance Dolomite Bricks made from magnesite and dolomite burned at high temperature or ultra-high temperatures. Select MgO/CaO ratio, fired at high temperature, vacuum pressed, impregnated pitch or paraffin according to different requirement. They have the good charactoristics of high temperature resistance and slag resistance. They can be applied in AOD Furnaces and VOD refining furnace.
Item |
MGM-MD20 |
MGM-MD30 |
MgO% |
75-79 |
65-69 |
CaO% |
18-22 |
28-32 |
Apparent Porosity %≤ |
8 |
8 |
Cold Crushing Strength MPa ≥ |
50 |
55 |
Refractoriness Under Load ℃≥ |
1700 |
1700 |