High alumina fire brick, thermo resistant refractory brick
1. Furnaces of metallurgy industry, heat treatment furnace
2. Furnaces of chemical industry and construction industry.
3. Furnace of incineration of garbage, recirculating fluidized bed furnace
Standard sizing: 230 x 114 x 65 mm others up to the client
Product name |
High Alumina Fire Bricks |
Type |
Brick |
Application |
Industrial Furnaces |
Color |
Yellow |
Raw material |
Al2O3 |
Name |
Alumina Refractory Bricks |
Size |
Customized Size |
Usage |
Furnace Liner |
Keyword |
High Alumina Fire Bricks Lining Material |
Feature |
Thermal Shock Resistance |
Physical and chemical indexes:
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 |
1300 |
1360 |
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 |
Copper coil Furnace molten ring Insulation sleeves
Refractory brick Thermocouple Water jacket
- High refractoriness.
- Good spalling resistance and wear resistance.
- Good corrosion resistance.
- Good thermal shock resistance.
- High mechanical strength.
- High-temperature creep rate is low.




Guangzhou DT Exp. & Imp. Co. Ltd is established in 2012. We are mainly manufacturing machines for non-ferrous metal production.
The main machines are electric melting furnace, holding furnace, continuous casting machine, cutting machine, peeling machine, chamfering machine, drawing machine and, straightening machine. And rolling equipment for steel and brass and copper strip.
Also we are supplying Graphite products for non-ferrous continuous casting production line and tungsten steel mold for extrusion and drawing and peeling production line.
We have a professional and passionate service team, including research and development department, technology support department and international after sales service department.
Our advantages: Qualified Machines; Professional technology, Efficient Service, Worry-free Guarantee.
Our Values: Products as the fundamental, Customers as the center, Create a win-win situation.