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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Easy Operation Low Porosity Alumina Brick WITH higher density
Specifications:
Technical data
| Item | SK-30 | SK-32 | SK-34 | SK-36 | SK-38 |
| AL2O3 % (min) | 30-35% | 35-38% | 38-42% | 50-55% | 60-65% |
| Fe2O3% (max) | 3 | 3 | 2.8 | 2.5 | 2.3 |
| Refractoriness | ≥1670°C | ≥1690°C | ≥1710°C | ≥1750°C | ≥1770°C |
| Refractoriness under load, 0.2MPa, (°C) | ≥1270 | ≥1350 | ≥1350 | ≥1430 | ≥1450 |
| Apparent porosity (%) | 20-24 | 20-24 | 19-23 | 18-22 | 18-22 |
| Bulk density (g/cm³) | 2.00-2.05 | 2.05-2.1 | 2.1-2.15 | 2.15-2.25 | 2.25-2.35 |
| Cold crushing strength (MPa) | ≥25 | ≥30 | ≥35 | ≥45 | ≥50 |
| Thermal expansion at 1000°C (%) | ≤0.6 | ≤0.55 | ≤0.55 | ≤0.4 | ≤0.4 |
Description:
Resistance to thermal shock, abrasion, chemical attack and reducing atmospheres are just some of the key criteria determining choice of product within each application. a wide range of sizes are held in stock.
Features:
1. Low thermal conductivity, good thermal insulation performance.
2. Long service life, easy operation, could be shaped freely
3. Product specification: standard form, normal standard, shaped and special shaped bricks.
4. Can be used in various kilns because of its cheapness and general tray package. Among all of the refractory materials, it is the most widely used.
Applications:
1. Carbon bake furnaces in the aluminum industry
2. Preheat zones and cyclones of rotary cement kilns
3. Insulation for glass tanks
4. Fireplace and pizza ovens
5. Coke ovens
6. Blast furnaces
7. Reheating furnaces
8. Suspended roofs
9. Lime kilns
10. Chimney
Competitive Advantage:
