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Insulation material ceramic fiber board are high performance insulation products manufactured from ceramic fiber (or with alumina fiber) and binders, with unique shot removing and vacuum forming process, the ceramic fiber board ,also named aluminum silicate board , it has the excellent specialty of heavy intensity, non-expansion ,rigidity.The thermal insulation board is a practical efficient material to thermal insulation ,such as furnace ,pipe, ceramic fiber kiln and so on .




1. Good High temperature stability, Low thermal conductivity.
2. Good thermal shock resistance, Corrosion resistance
3. Easy to be machined and cut. Precise thickness and sizes.
4. Good resistance of fire and high temperature gases.
5. Easy to installed.
6. Special shapes can be made.
7, non-brittle material, good elasticity
8.lowthermal conductivity good obstructing voice.

Application of the ceramic fiber board :
♦ Cement building industry, kiln back lining-thermal insulation;
♦ Ceramic industry-lining of various kilns for thermal insulation;
♦ Petrochemical and metallurgy industries- back linings, wall linings, and ling thermal
insulation;
♦ Glass kiln lining and back lining thermal insulation;
♦ Heat treatment furnace kiln back lining thermal insulation;
♦ Aluminum factories-reduction cell firebricks back linings;
♦ High temperature reaction, heating device-wall lining and back linings
Physical Properties
Specification | Common Grade | Standard Grade | High pure Grade | High alumina Grade | Zirconium Grade |
Color | White | Pure White | Pure White | Pure White | Pure White |
Classification temperature (℃) | 1100 | 1260 | 1260 | 1400 | 1430 |
Use temperature (℃) | 950 | 1000 | 1100 | 1200 | 1350 |
Theoretical density (kg/m3) | 64/96/128 | 64/96/128 | 64/96/128 | 96/128/160 | 96/128/160 |
Shrinkage on heating (%) | 950°Cx24h≤-3 | 1000°Cx24h≤-3 | 1100°Cx24h≤-3 | 1200°Cx24h≤-3 | 1350x24h≤-3 |
Tensile Strength (MPa) | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 |
Thermal conductivity ( w/ m.k) (Physical Volume Density 128 Kgs/ m3) | 0.09(400℃) | 0.09(400℃) | 0.09(400℃) 0.16(800℃) | 0.12(600℃) | 0.16(800℃) |
Chemical properties
Chemical Content | Common Grade | Standard Grade | High pure Grade | High alumina Grade | Zirconium Grade |
AL2O3 | 44% | 46% | 47-49% | 52-55% | 39-40% |
AL2O3+SiO2 | 96% | 97% | 99% | 99% | 82-84% |
ZrO2 | - | - | - | - | 15-17% |
AL2O3+SiO2+ZrO2 | - | - | - | - | 99% |
Fe2O3 | ≤1.2% | ≤1.0% | ≤0.2% | ≤0.2% | ≤0.2% |
Na2O+K2O | ≤0.5% | ≤0.5% | ≤0.2% | ≤0.2% | ≤0.2% |
The size of fireproof insulation board :
Length : 600mm-1200mm
Width : 400mm-1000mm
Thickness:10mm-50mm
Commonly used specifications:
1200mm*1200mm*10-50mm
1200mm*1000mm*10-50mm
1200mm*600mm*10-50mm
1000mm*1000mm*10-50mm
600mm*300mm*10-50mm
Other sizes can be customized as customer's request.
We have weight inspection before packing, to make sure actual weight >= theoretical weight.
Also have size inspection to guarantee precise size.
Inner: plastic bags,outside carton box or pallet, or according to customer's requirement




1. Prompt reply within 24 hours without delay by our specialized after-sale service sector.
2. Provide high temperature solutions and professionals construction services for different fields for our customers.
3 . Provide the most reasonable logistics for customers to save every penny.
4. Production of goods are finished, thoughtful provide products and packaging photos for our customers.
5. sample free supply
If you have any question ,please contact us any time :
refractory and insualtion material manufacturer
ZhengZhou ShengShiJinDing Refractory Co. ,Ltd .Since we began our operations, we have focused our efforts on the development ,manufacture, marketing and construction of various refractory materials, such as, Silicate fiber products, Ceramic fiber products, The calcium silicate board, The glass wool products, Rockwool etc, and now our products have been widely used in the cement, petrochemical and metallurgical industries throughout our country even the world, especially in United States, Japan, Korea, the Middle East, Southeast Asia, Africa, Russia and so on.


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