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low-iron mullite brick

low-iron mullite brick

Description

low-iron mullite brick

 
 
Item MQ-13 MQ-14 MQ-15
AL2O3%≥ 52 56 63
Fe2O3%≤ 1.0 0.8 0.6
B/D g/cm3 0.7-0.8 0.8-1.0 1.0-1.2
Cold crushing strengthMPa ,MPa 2.1-4.2 3.2-4.0 3.8-5.0
Reheating Liner Change Rate ℃*12h 1350 1400 1500
%≤ ±0.5 ±0.5 ±0.8
Heat conductivity coefficient（Average temperature 350±25℃）  w/m*k 0.2-0.4 0.25-0.4 0.35-0.4
 Maxium service temperature℃ 1350 1400 1450
 
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Henan Guangda Refractories Co., Ltd is a high-tech enterprise which is dedicated to the refractory materials research and development, production, trade and engineering. Our company owns a professional technical research and development team that has been engaged in the refractory materials for decade years, owns advanced production equipments and testing equipment with the excellent marketing team. Our company has a sound management system for the market development and after-sale service. We will, as always, insist on the principle of quality first, customer first, putting quality and customers first, wholeheartedly provide the best quality......



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