Magnesia alumina spinel firebrick
| Place of Origin: | Guangdong |
|---|
Company Profile
| Location: | Zhengzhou, Henan, China (Mainland) |
|---|---|
| Business Type: | Manufacturer |
| Main Products: | Kiln Refractory Bricks, Refractory Fire Bricks, High Alumina Refractory Brick |
Product Detail
| Model No.: | AIA-1 |
|---|
Product Description
Specifications
1. Professional manufacturer.
2. Delivery is quickly.
3. Quality is good.
4. SK32/SK34/SK36/SK38.
Brick, fire brick,Refractory firebrick, Standard size of brick
SK-30.SK-32.SK-34.SK35.SK-36.SK-37.SK-38.SK-40
Features and advantages:
1. High refractoriness.
2. Good spalling resistance and wear resistance.
3. Good corrosion 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 |
Fire clay brick |
High alumina brick |
||||||
|
SK-30 |
SK-32 |
SK-34 |
SK-35 |
SK-36 |
SK-37 |
SK-38 |
SK-40 |
|
|
AL2O3 % (≥) |
30 |
35 |
38 |
45 |
55 |
65 |
70 |
82 |
|
Fe2O3 % (≤) |
2.5 |
2.5 |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
|
Refractoriness(SK) |
30 |
32 |
34 |
35 |
36 |
37 |
38 |
40 |
|
Refractoriness under load, 0.2MPa, °C (≥) |
1250 |
1350 |
1370 |
1420 |
1450 |
1480 |
1530 |
1600 |
|
Apparent porosity (%) |
22-26 |
20-24 |
20-22 |
18-20 |
20-23 |
20-23 |
20-22 |
18-20 |
|
Bulk density (g/cm³) |
1.9-2.0 |
1.95-2.1 |
2.1-2.2 |
2.15-2.22 |
2.25-2.4 |
2.3-2.5 |
2.4-2.6 |
2.5-2.7 |
|
Cold crushing strength ,MPa (≥) |
20 |
25 |
30 |
40 |
45 |
50 |
60 |
70 |
Application:
Refractory fire brick is widely used in metallurgy, petroleum, chemical industry, building materials, machinery processing, military, etc of thermal technology equipment.
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