Product Details:
Payment & Shipping Terms:
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Al2O3 Content (%):: | 35%-73.4% | Size:: | Customizable |
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Name: | Mullite Insulating Bricks | Bulk Density, G/cm3: | 0.45-1.02 |
Maximum Working Temp: | 1100-1650 | 1100-1650: | International Standard |
High Light: | corundum mullite brick,high temp castable refractory |
Special Shaped Corundum Mullite Insulating Refractory Bricks With Acid Resistant
The products use electrofusion materials, formed under high pressure and sintered at high temperature. They have the properties of high refractoriness, strength and refractoriness under load. The application can be furnace liner of high temperature and seriously erosion in all kinds of industrial furnace.
ZA-70 | ZA-85 | ZA-90 | ZA-95 | ZA-96 | ZA-98 | ||
(%) Chemical composition |
Al2O3 | 70 | 85 | 90 | 95 | 96 | 98 |
(℃) refractoriness | >1790 | >1790 | >1790 | >1790 | >1790 | ||
(Mpa) Cold crushing strength | >40 | >50 | >50 | >60 | >60 | ||
(g/cm3) Bulk density | 2.5 | 2.8 | 2.85 | 2.9 | 3.0 | ||
(%) Apparent porosity | <25 | <23 | <23 | <22 | <21 | ||
(%) Linear change on reheating | <0.1 (1500℃×3h) | <0.1 (1500℃×3h) | <0.1 (1500℃×3h) | <0.1 (1600℃×3h) | <0.1 (1600℃×3h) | ||
(℃)Refractoriness under load |
>1500 | >1500 | >1550 | >1600 | >1600 |
Features:
♦ Compact microstructure
♦ Good erosion resistibility to molten glass
♦ Good thermal shock resistibility
♦ Barely rendering blister
Contact Person: Pan Junhui
Tel: +86 15861509962
Fax: 86-0510-87441369