Shandong Luming New Materials Technology Co., Ltd. is one of the leading manufacturers and suppliers of fire clay brick in China. We have world-leading production equipment and strong manufacturing capabilities. Please feel free to buy premium fire clay brick at competitive price from our factory.
Fire clay brick is refractory material made primarily from fireclay, formed through molding, drying, and high-temperature firing. It is widely used as linings for high-temperature equipment in industries such as metallurgy, building materials, and chemical engineering.The main chemical components of refractory clay bricks are alumina (Al₂O₃) and silica (SiO₂), with Al₂O₃ content generally ranging from 30% to 48%. The Al₂O₃ content directly affects the brick's refractoriness and resistance to erosion.The primary raw materials for producing refractory fireclay brick include:Refractory Clay,Clay Clinker (or Grog) and Other Additives.
Technical Data Details
Universal Fireclay refractory brick
|
Item |
PN-1 |
PN-2 |
PN-3 |
|
Al2O3,%≥ |
38 |
35 |
32 |
|
0.2Mpa RUL, ℃≥ |
1300 |
1250 |
1200 |
|
Refractoriness,℃≥ |
1690 |
1670 |
1580 |
|
Reheat linear change,(1350℃x2h),% |
-0.5--+0.1 |
-0.5--+0.2 |
|
|
Porosity,%≤ |
24 |
26 |
28 |
|
CCS,Mpa≥ |
30 |
25 |
20 |
Professional use fire clay bricks
|
Item |
ZN-45 |
ZN-40 |
ZN-36 |
|
Al2O3,%≥ |
45 |
40 |
36 |
|
K2O+Na2O,%≤ |
1.0 |
1.0 |
|
|
0.2Mpa RUL, ℃≥ |
1430 |
1380 |
1350 |
|
Reheat linear change(1400℃,2h),% |
-0.2---+0.1 |
-0.3---+0.1 |
-0.4--+0.1 |
|
Porosity,%≤ |
16 |
19 |
22 |
|
CCS,Mpa≥ |
30 |
25 |
20 |




Size
Standard shapes:
230X114X65, 230X114X75, 230x114x32mm, 230x114x40mm, 230x1114x50mm, 300X400X75mm, etc
Shaped bricks:
Side arch: 230x114x75/70mm, 230x114x75/65mm, 230x172x112/88mm, 230x172x106/94mm, 230x172x100mm
End wedge: 230x114x75/70mm, 230x114x75/65mm
Wedge-shaped,special-shaped bricks
Refractory tiles: 220x110x30mm, 230x115x32mm, 250x123x32mm, 465x115x65mm
Refractory bricks: 220x110x60mm, 230x115x65mm, 230x115x75mm, 230x150x65mm, 230x150x55mm, 230x172x75mm, 220x165x60mm, 230x172x65mm, 250x187x65mm, 460x429x64mm, 478x468x64mm, 195x115x60mm, 230x115x50mm, 230x115x60mm, 120x100x220mm, 40x400x220mm, 500x500x64mm, 500x500x76mm, 232x100x220mm, etc
Special shapes: Complex geometrical shaped bricks
Refractory double bricks, 220x220x60mm, 230x230x65mm, 250x250x65mm
As per customers' request and drawings to manufacture.
Features
The performance characteristics of refractory fireclay brick make it suitable for various high-temperature environments:
1.High Refractoriness,1610-1770°C
2.Refractoriness Under Load usrally1350oC- 1500oC.
3.Good High-Temperature Volume Stability
4.Good Thermal Shock Resistance
5.Good Wear Resistance
6.Good Corrosion Resistance
7.High strength
Applications
Due to their cost-effectiveness and stable performance, refractory fire clay bricks are widely used in:
1.Iron and Steel Industry:
1).Blast Furnace: Linings,Medium-temperature zones such as the shaft and bosh.
2).Hot Blast Stove:Linings, Regenerator and combustion chamber.
3).Coke Oven: Linings,Oven walls, roof, and other structural parts.
4). Linings for ladles, converters, electric arc furnaces, etc.
5).Soaking Pit Furnace: Hearth and wall linings.
2.Non-Ferrous Metals Industry:non-ferrous metal smelting furnaces
1).Reverberatory Furnace: Hearth and walls.
2).Converter: General lining areas.
3).Refining Furnace: Medium-temperature zones.
3.Cement Industry:Cement rotary kilns, preheaters, coolers,Transition and cooling zones, etc.
4.Glass Industry:Tank walls, crowns,upper structure and flues and other parts of glass melting furnaces.
5.Ceramic Industry:Various ceramic kilns for firing processes,Kiln walls and kiln cars.
6.Lime rotary kilns,Lime shaft kilns
7.Chemical Industry:
1).Cracking Furnace: Convection section of tubular heaters.
2).Synthesis Furnace: Medium-to-low temperature reactors.
3).Chimney: Inner lining structures.
4).Chemical reaction furnaces, incinerators, boiler linings, etc.
8.Power Industry:
1).Boiler: Water-cooled walls and superheater support structures.
2).Flue: Medium-temperature gas ducts.
3).Dust Removal Equipment: Refractory linings.
Packaging and Shipping of Fire Clay Brick
1.Packed on wooden pallets with moisture-proof film or wooden box to prevent damage.
2.Keep in dry, ventilated areas.

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