we can supply the andalusite We can supply the Andalusite as the following spec:Al2O3: 52--55%Fe2O3: 1.5% MaxSiO2: 45%Density: 3.0g/cm3Melting temperature: 1790 Deg.C Andalusite
... Non Metals: Quartz, Feldspar And Kaolin for Ceramics, Sillimanite, Cassiterite, Andalusite, Kyanite for Refractory, and Separating Impurities From Hornblende, Mica, Tourmaline ...
1.shaped at high pressure 2.sintered at high temperature 3.good at thermal shock resistance and slag resistance 4.Lower price runner brickquality :mullite+ andalusiteAl2O3 :52%Fe2O3 :1.3 %AP :max 23%CCS:min 35%Refractoriness under load :1550°creheat linear change :1550°c*2h, 0~+0.8% Super-quality High Alumina Bricks
1.Good structure. 2.High Heat Stability 3.Excellent thermal shock resistance. 4.Strong resistance to chemical attack. Features:The sillimanite brick is made of sillimanite minerals .After high temperature calcination,it become mullite and dissociate silicon dioxide.Generally use high-temperature firing method and slurry casting method to produce.1.Good thermal stability.2.Strong resistance to ...
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