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Quick Details

  • Place of Origin: Shandong, China (Mainland)
  • Shape: Brick
  • Material: top-grade
  • SiO2 Content (%): few
  • Al2O3 Content (%): 38-70%
  • MgO Content (%): few
  • CaO Content (%): few
  • Refractoriness (Degree): 1770°< Refractoriness< 2000°
  • CrO Content (%): 0
  • SiC Content (%): 0
  • Model Number: LT
  • Brand Name: LONGTAI
  • type: insulating brick

Packaging & Delivery

Packaging Details Pallet packing
Delivery Time Shipped in 20 days after payment

Types Of Kiln Thermal Insulating Brick


Product Description

Mullite Thermal Fired Insulating Brick Index:
Item  Index
Classification temperature12601350143015401650
Bulk density g/cm30.60.80.8-1.00.9-1.11.0-1.2
Compressive strength Mpa 1.3233.53.5
Reheating linear change1250×121320×121400×121510×121600×12
Thermal conductivity
ApplicationCan be widely used as the lining for industrial furnace, such as shuttle kiln, resistance furnace, chemical industrial furnace, metallurgical industrial furnace, heating furnace, tempering furnace, carbonization furnace, roller kiln,tunnel kiln etc.
Fire Clay Insulation Fired Brick Index:
 Item Index
Bulk density g/cm3 1.310.80.6
Cold crushing strength MPa,432.51.5
Reheating liner change
(testing temp.)℃
Thermal conductivity
Al2O3       ≤%38383838
Fe2O3       ≤%2222
 Max working temp.℃1180118011001100
Application all industrial furnace
High Alumina Insulation Fired Brick Index:
 Item  Index
Bulk density g/cm3 0.60.811.2
Cold crushing strength Mpa23.984.985.98
Reheating liner change
(testing temp.)℃
Thermal conductivity
Silica Insulation Fired Brick Index:
SiO2 %919191
0.2 Mpa Softening temperature under load ℃156015601480
Cold Crushing strength MPa3.53.53.5
True density   g/cm32.392.392.39
Bulk density  g/cm31.21.11
 Coefficient of thermal conductivity
average temperature  W/m.k(350±25℃)
Permanent   linear change %1550℃X 2 H0.50.5
1450℃X 2 H0.5
 ApplicationAll industrial furnace
Packaging & Shipping


Our Services

1.Supply types of refractories to the world;        2.Produced standard brick and special shape brick;

3.Passed the ISO9001 ceratificate;   4.Refractory bricks for various of industrial furnace.


Company Information




 1. Minimum Order Quantity?

MOQ is 3 tons or 1000 pcs.

2. What quality of the product can you offer?
Our products can be customized according to your requirment.
3.Can you do Customization & Reproduction if I provide a photo or drawing?
Yes, we do Customization & Reproduction service, please check the details and sample above. 
You need to send the pictures to our email, tell us the specification you want, 
then we will quote you exact price. We will take photos for you check.
4. Does the packaging safe and arrive in good conditions? 
Yes, Safe Packing guarrantee, all the products will arrive your door under good conditions. 
5. How long does it usually take to deliver the product?
We'll make the shipment to you immediately. Accurate delivery time depends on the specific quantity and the difference of materials.

6.For the formal quotation,what shall be informed?

Brick size,purchasing quantity,material  composition(index),furnace type.

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