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Holloware Casting Bricks/Bottom Pouring brick
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.
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 | |||