Holloware Casting Bricks/Bottom Pouring brick

Refractory Products

Holloware Casting Bricks/Bottom Pouring bricks

Horton offers a complete range of high quality dry pressed Holloware casting bricks/Bottom pouring bricks, ranging from 38% to 70% in alumina content. Firing is accomplished in multi-stage kilns to ensure even and accurate burning and consistent properties. Strict quality control standards control brick appearance and inherent variables such as strength, density and porosity.

Material Properties		HTN-40	HTN-42		HTN-60		HTN-70
Refractoriness ℃		≥1710	≥1750		≥1750		≥1780
Apparent porosity %		17-25	≤18		27		27
Cold crushing strength Mpa			≥39.2		≥20		≥19.6
Permanent linear change %		1400℃x2h+0.1~-0.3	1400℃x2h0~-0.3		1500℃x2h+0.2~-0.3		1500℃x2h+0.2~-0.3
Chemical properties	Al₂O₃ %	≥40		≥42		≥60		≥68

The technical data are reference values, checked according to recognized test standards.

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