Magnesia Brick-Fused Rebonding Magnesia-Magnesia-Alina Brick-Magnesia-Alumina-spinel Brick-Zhengzhou Sunrise Technology CO.,LTD

$Sunrise Refractory.$

$Refractory$

Magnesia Refractory Series Products

Normal Magnesia Brick

Quality Magnesia Brick

Physical and chemical index :

	Normal Magnesia Brick		Quality Magnesia Brick
	MZ-91	MZ-92	MZ-95	MZ-96	MZ-97	MZ-98
MgO ％	≥91	≥92	≥94.5	≥95.5	≥96.5	≥97.5
SiO₂ ％	≤3.5	≤3.0	≤2.0	≤1.5	≤1.0
CaO ％	≤3	≤2.5	≤2.0	≤1.8	≤1.5	≤1.2
Apparent Porosity ％	≤18	≤18	≤18	≤18	≤17	≤17
Cold Crushing Strength Mpa	≥58	≥60	≥60	≥60	≥60	≥60
Bulk Density g/cm³	≥2.9	≥2.9	≥2.95	≥3.0	≥3.05	≥3.1
0.2Mpa Refractoriness Under Load T_0.6	≥1550	≥1600	≥1650	≥1650	≥1700	≥1700
Thermal Stability 950℃ Wind cycles			≥20	≥20	≥20	≥20
Reheat liner change 1650℃×2h　％	≤0.5

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