QINGDAO LAURENT NEW MATERIALS CO.,LTD
QINGDAO LAURENT NEW MATERIALS CO.,LTD The Professional manufacturer of refractory and insulation materials in China.
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Excellent Thermal Shock Resistance Unshaped Refractory Castable in Furnace Lining
The material in this series can be divided into four categories, such as white corundum,brown carborundum,corundum porzite,and high aluminum according to the different materials.the product is mixed by different raw materials,grain components,submicron powder,specific water reducing admixture with strict mixture ratios after forcible strring according to the different temperature and position applied,it is mainly used in the position where the operating environment is severe and is seriously abraded and eroded.
| Item | Index | White Corundum wear resistant castable | Brown carborundum wear resistant castable | Corundum porzite wear resistant castable | High aluminum wear resistant castable |
| SHSC90 | SHSC70 | SHSC73 | SHSC65 | ||
| Chemical composition% | Al2O3 | 90 | 70 | 73 | 65 |
| SiO2 |
| 20 |
|
| |
| Fe2O3 | 0.5 | 1.2 | 1 | 1.5 | |
| Bulk density g/cm3 | g/cm3 | 3.0 | 2.8 | 2.7 | 2.7 |
| Modulus of repture Mpa | 110℃*24h | 14 | 10 | 11.7 | 9.5 |
| 1100℃*3h | 17.5 | 12 | 12 | 10 | |
| 1350℃*3h | 17 | 9.5 | 11 | 9 | |
| Cold crushing strength MPA | 110℃*24h | 120 | 95 | 110 | 80 |
| 1100℃*3h | 130 | 115 | 115 | 90 | |
| 1350℃*3h | 125 | 115 | 115 | 85 | |
| Linear change after burning% | 1350℃*2h | ±0.5 | ±0.5 | ±0.5 | ±0.5 |
| Wear resistance CC | ＜3 | ＜5.5 | ＜7 | ＜7 | |
| Refractoriness ℃ | ＞1800 | ＞1770 | ＞1750 | ＞1730 | |
| Max working temperature ℃ | 1650 | 1500 | 1450 | 1350 | |
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5.Professional Packing. Avoid damage and secure the goods in transportation