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Zhengzhou Huaxin Refractory Material Industry Co., Ltd.

Add: Railway Station, Chaohua, Xinmi City, Henan, China, 452385

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Your present location:Home >> Alumina Products >> Mullite Silimanite Brick
  • Name: Mullite Silimanite Brick
  • Number: 72
  • Time: 2010-07-26
  • Views : 119

immediate inquiry

Mullite silimanite brick series: aluminum content: above 65%; iron content: less than 1%, apparent porosity: less than 20%, volume density: higher than 2.5, pressure resistance at normal temperature: higher than 80, load softening temperature: higher than 1600
Item 75 Mullite brick 70 Mullite brick 65 Sillimanite brick 60 Sillimanite brick
LSM-75 LSM-70 LS-65 LS-60
Al2O3   % ≥75 ≥70 ≥65 ≥60
SiO2   % ≤23 ≤25 ≤32 ≤37
Fe2O3  % ≤0.4 ≤0.4 ≤0.5 ≤1
体积密度 g/cm3 ≥2.7 ≥2.6 ≥2.5 ≥2.3
Apparent poeosity   % ≤18 ≤18 ≤18 ≤19
Cold crushing strength MPa ≥100 ≥100 ≥80 ≥80
Refractoriness under load ℃  ≥1680  ≥1680  ≥1650  ≥1600
(0.2MPa,0.6%)

 

 

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