KELEI MATERIAL Co.,Ltd.

Iron&Steel Industries
Aluminum Industries
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Magnesite Brick

Product Features:

Magnesite brick made from densely sintered magnesia clinkers at temperature, containing more than 87% of MgO with the main crystical phase of periclass, is sintered magnesia brick. Magnesite brick is strong basic and high grade product with a good resistance to basic slag corrosion and refractoriness over 2000°C. The product is mainly suited to steel open hearth furnaces, steel electric arc,torpedo, the basic zone of ferrous metal furnaces.

Technical Properties Data:

Item	MZ-87	MZ-89	MZ-91	MZ-95	ML-80
MgO % Al₂O₃ % CaO %	95min 　 3max.	95min. 　 3max.	95min. 　 3max.	95min. 　 2max.	80min. 5-10
Apparent Porosity%	20max.	20max.	18max.	18max.	20max.
Bulk Density g/cm³	2.9min.	2.9min.	2.9min.	2.9min.	2.9min.
Cold Crushing Strength MPa	39.2min.	49min.	58.8min.	58.8min.	29.4min.
Refractoriness Under Load T₂ ℃ at 0.196 MPa	1520min.	1540min.	1550min.	1600min.	1580min.

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