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Write preparation and properties of dolomite bricks and silicon carbide.
written 7.9 years ago by
teamques10
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modified 23 months ago
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sagarkolekar
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written 7.9 years ago by
teamques10
★ 65k
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DOLOMITE BRICKS
Preparation:
They are made by mixing calcined dolomite (CaO + MgO) with equimolar proportion of silica as binding material. They are fixed at 1500oC for about 24 hours
Properties:
Advantages: They can withstand a load of 3.5 kg/cm2 at 1650oc.’they are not much resistant to thermal variations.
Limitations: …
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