The refractory material made of SiC as the main raw material. Containing SiC 72% ~ 99%. It is divided into clay, Si3N4, Sialon, β-SiC, Si2ON2, and recrystallized.
Silicon Carbide brick with the characteristics of high thermal conductivity, good wear resistance, thermal shock resistance, corrosion resistance.
Can be used for aluminum electrolytic cell lining, molten aluminum and ceramic kiln kiln furniture, large and medium-sized blast furnace furnace body, furnace waist and furnace belly, aluminum refining furnace lining, zinc distillation tank lining.
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Item
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Oxide bond SiC brick
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Cor-silicon carbide brick
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Mullite-SiC brick
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High alumina SiC brick
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SiC%
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≥90
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≥70
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≥65
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≥20
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Al2O3%
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--
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--
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≥20
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≥55
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Bulk density g/cm3
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≥2.5
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≥2.6
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≥2.3
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≥2.5
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Apparent porosity %
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≤17
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≤22
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≤20
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≤20
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Cold crushing strength
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≥100
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≥100
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≥80
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≥80
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Refractoriness under load
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≥1650
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≥1700
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≥1600
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≥1600
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