Fireclay Bricks High Alumina Bricks

Basic InfoModel NO.: Al-(40-85)Feature: Long Time MaterialsShape: BrickSize: According to The DrawingOrigin: ChinaRefractoriness (℃): 1770< Refractoriness< 2000Type: Refractory MaterialMaterial: Alumina BlockSpecification: Iso9001: 2008HS Code: 69022000Product DescriptionThe Fireclay Bricks&High Alumina Bricks are dry pressed in the manufactuing, which contributes to the dimension with a very tight tolerance among the joints. We offer fireclay, high alumina and adalusite quality. The alumina ranges from 40% to 85%.The Fireclay Bricks&High Alumina Bricks bricks are mainly used in blast furance, hot blast furance, electric furance, steel bucket, cement furance, glass furance and chemistry furance. Furthermore it can be used in the regenerator, stopper and water gap.Brand ItemFire ClayHigh AluminaAl-40Al-42Al-50Al-65Al-75Al 2 O 3   %  ≥4042 50 6575Refractoriness ( º C ) ≥Refractoriness under load (Ta  º C) ≥Permanent linear change %1400 º C × 2h +0.1~-0.41400 º C × 2h +0.1~-0.41450 º C × 2h +0.1~-0.41500 º C × 2h +0.1~-0.4Apparent Porosity   % ≤2422222323Cold Crushing Strength Mpa ≥2435405055Bulk Density (g/cm 3 ) ≥2.12.22.302.32.4

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