Corundum mullite is made of high-purity corundum ore and mullite raw materials through mixing, molding, خشک کرنا, and sintering in a kiln.

Corundum mullite brick parameters
آئٹم | انڈیکس | |||
GMZ-88 | GMZ-85 | GMZ-80 | GMZ-75 | |
ال2اے3 % | ≥88 | ≥85 | ≥80 | ≥75 |
فے2اے3 % | ≤0.6 | ≤0.8 | ≤1.0 | ≤1.2 |
Apparent Porosity % | ≤15 | ≤16 | ≤17 | ≤18 |
Bulk Density g/cm3 | ≥3.0 | ≥2.9 | ≥2.8 | ≥2.65 |
Cold Crushing Strength MPa | ≥125 | ≥110 | ≥100 | ≥80 |
0.2Mpa Refractoriness Under Load ℃ | ≥1700 | ≥1680 | ≥1660 | ≥1650 |
Permanent Linear Change Rate % 1500℃×2h | ±0.1 | ±0.1 | ±0.2 | ±0.2 |
Thermal Shock Resistance Cycle 1100℃ Water Cooling | ≥15 | ≥12 | ≥10 | ≥10 |
Application fields
Corundum mullite bricks are widely used as lining materials and insulation materials in high-temperature kilns, حرارتی بھٹیاں, converters, oxidation furnaces, electric furnaces, and other equipment in metallurgy, کیمیائی صنعت, building materials, برقی طاقت, اور دیگر صنعتوں. They are high-end refractory materials an important part of it.

About Rongsheng refractory supplier
Rongsheng is a professional manufacturer of refractory materials, with rich production experience and technical strength, and can provide high-quality corundum mullite bricks and other refractory bricks, غیر شکل شدہ ریفریکٹری خام مال.
Refractory bricks are an important raw material for kiln production. At present, the hot-selling products of refractory bricks include high-alumina refractory bricks, میگنیشیا کاربن اینٹوں, magnesia chrome bricks, fused corundum bricks, وغیرہ.
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