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Product Details
Porous Silica Brick
Product Description
QINGDAO WESTERN COAST ADVANCED MATERIALS CO., LTD. Is a subsidiary company of Sunny Minerals (Qingdao) Co., Ltd. With special technology and experienced production method, QWCO provides a wide range of Mullite Insulating Bricks for the field of metallurgy, petroleum, ceramics, glass and other industrial furnace.
| Brand Item | GGR-1.00 | GGR-1.10 | GGR-1.15 | GGR-1.20 |
| Bulk Density ( g/cm 3 ) ≤ | 1.00 | 1.10 | 1.15 | 1.20 |
| Cold Crushing Strength (MPa) ≥ | 2.0 | 3.0 | 5.0 | 5.0 |
| Refractoriness under Load 0.2MPa Ta ( ºC ) ≥ | 1400 | 1420 | 1500 | 1520 |
| Permanent linear change % | 1450 ºC ×2h ≤ 0.5 | 1450 ºC ×2h ≤ 0.5 | 1550 ºC ×2h ≤ 0.5 | 1550 ºC ×2h ≤ 0.5 |
| Thermal conductivity (W/m. k) 350 ºC ±20 ≤ | 0.55 | 0.60 | 0.65 | 0.70 |
| Chemical analysis SiO 2 % ≥ | 91 | 91 | 91 | 91 |
