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High Alumina Brick

Min. Order (MOQ) 1 Ton
Place of Origin China

High alumina brickproperties:alumina content in high alumina brick up from 48% to 80%.excellent corrosion resistance to neutral slag and metal penetration resistance at high liquid temperature.improved thermal shock and corrosion resistance at high temperature.high density, high mechanical strength and good volume stability at high temperature. Applications:good for iron and steel making operation at the area of working zone in ladle and eaf roof.for reheating furnace such as anchor brick and burner block.transition and cooling zone of rotary cement kiln, lime shaft klin etc.bottom and door foundry air furnace and side wall of aluminum refining melting furnace etc. Item indexsk-35 sk-36 sk-37 sk-38 sk-40al2o3, %, 48 55 65 75 80fe2o3, %, 2.0 2.0 2.0 2.0 2.0refractoriness, , 1750 1770 1790 1790 17900.2mpa refractoriness under load, 1420 1470 1500 1520 1530liner change on reheating 1400, 2h), % +0.1-0.41450 +0.1-0.4 +0.1-0.4 +0.1-0.4 +0.1-0.4app.porosity, % 22 22 23 23 21c.c.s., mpa 39 44 49 54 65

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