8653-36165788
Lijia Industrial Park, Wangcun Town, Zhoucun District, Zibo, Shandong, China
Clay fire brick,SK34 fire brick SK34
Features and advantages:
1. High refractoriness,High-temperature endurable .
2. Good corrosion resistance.
3. Good spalling resistance and wear resistance.
4. Good thermal shock resistance.
5. High mechanical strength.
6. High-temperature creep rate is low.
7. Good volume stability at high temperature.
Physical and Chemical index:
Item/Grade | Index | |||
SK-30 | SK-32 | SK-34 | SK-35 | |
AL2O3 % (≥) | 30 | 35 | 38 | 45 |
Fe2O3 % (≤) | 2.5 | 2.5 | 2.0 | 2.0 |
Refractoriness(SK) | 30 | 32 | 34 | 35 |
Refractoriness under load, 0.2MPa, (°C) | 1250 | 1300 | 1360 | 1420 |
Apparent porosity (%) | 22-26 | 22-26 | 20-24 | 20-22 |
Bulk density (g/cm³) | 1.9-2.0 | 1.95-2.1 | 2.1-2.2 | 2.15-2.22 |
Cold crushing strength (MPa) | 20 | 25 | 30 | 40 |
Thermal expansion at 1000°C (%) | 0.8 | 0.6 | 0.6 | 0.5 |
Application:
Fireclay brick is widely used in metallurgy, petroleum, chemical industry, building materials, machinery processing, military, etc of thermal technology equipment.
Common sizes:
Straight type | Arch type | Wedge type |
L×W×H (mm) 230×114×65 230×114×75 230×114×32 220×110×60 220×110×50 220×110×40 220×110×30 | L×W×H/h (mm) 230×114×65/55 230×114×65/45 230×114×65/59 220×110×65/50 220×110×75/65 220×110×60/40 | L×W×H/h (mm) 230×114×65/55 230×114×65/45 220×110×75/65 220×110×60/40 |
Other sizes according to customer requirements | ||
