Zhengzhou Protech
Zhengzhou Protech
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Alumina fiber blanket

Alumina fiber blanket

  • temperature:
    • 1200
    • 1400
    • 1700
  • chamber size:
Contace us for customize send-email: info@lab-furnace.com
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Detailed Parameters Of The Product

    Ceramic Fiber Blanket is made from long special ceramic fiber, formed by special strong double surface needling, without any binder ,increasing inter-weaving and tensile strength, so that NATI ceramic fiber blanket own good stability under any working temperature.

Application of  Alumina fiber blanket
*Filling insulation and joint sealing
*Back-up lining for industrial furnaces
*Fireproof materials for construction
*High temperature materials for filtration *
Raw materials for further producing, such as modules 
Certification of Alumina fiber blanket
 Our products have passed the ISO9000 certification, CE certification, all products are in accordance with ISO9000:2000 quality management.Our diversity of products, to meet all kinds of consumer demand.
Advantage of Alumina fiber blanket
*Good springiness for fiber
*Excellent strength and resistance to blowing
*Excellent chemical stability, resistance to erosion
*Low thermal conductivity
*Low thermal shrinkage
*Excellent sound absorption

Physical & Chemical Data of Alumina fiber blanket
Description 1000
Ceramic Fiber
Ceramic Fiber
Ceramic Fiber
Ceramic Fiber
Ceramic Fiber
Classification temperature( ℃) 1000 1260 1425 1500 1600
Melting point( ℃) 1760 1760 1800 1900 2000
Color White White White Green-blue White
Average fiber diameter (um) 2.6 2.6 2.8 2.65 3.1
Fiber length (mm) ~250 ~250 ~250 ~150 ~400
Density for fiber (Kg/ m3) 2600 2600 2800 2650 3100
Shot content ( > 212um) (%) 12 12 12    
Thermal conductivity rate Kcal/mh℃ (W/mK) ,ASTM C201
Average 400℃ 0.08 0.08 0.08    
Average 600℃ 0.19 0.12 0.12    
Average 800℃ 0.19 0.16 0.16    
Average 1000℃     0.23    
Al2O3 43 45 35 40 72
SiO2 55 52 46.7 58.1 28
ZrO2     15-17    
Cr2O3       1.8  

 Our Other High Temperature Material
Product name Applications
Ceramic fiber blanket Thermal insulation for spaceflight, steel plant, petrochemical plant, 
military equipment, high temperature pipelines, electrical components; 
Lining of industrial furnaces, heating equipment; 
also used to make high temperature gasket, module and collapse block.
Ceramic fiber board Lining of cement kiln and other architectural furnaces and kilns; 
lining of industrial furnaces and kilns in petrochemical, metallurgy, ceramic, glass, heat treatment, 
nonferrous metals field; lining of high-temperature reaction and heating equipment.
Ceramic fiber rope Sealing and thermal insulation of door, flue, brick expansion gap of industrial 
furnaces and kilns; sealing and packing of burner, heat ex-changer, high temperature pipeline of industrial furnaces and kilns.
Ceramic fiber paper Thermal insulation, sealing, electric insulation, sound absorption, 
filter in high temperature environment.
Ceramic fiber cotton Lining of industrial furnaces and kilns, boiler; thermal insulation in thermal equipment like steam engine, 
gas engine; flexible thermal insulation material for high temperature pipeline, thermal reactor; 
high temperature gasket; high temperature filter;
 fireproofing of industrial furnaces and kilns, electrical components;
 thermal insulation of incinerator, investment casting; also used to make module and collapse block, veneering modules.
Ceramic fiber cloth Thermal insulation of industrial furnaces and kilns, high temperature pipeline and container, engine and instrument; 
fireproofing equipment and thermal cover; fire-proof suit; sound absorption; substitute of asbestos cloth.
Ceramic fiber module Lining of industrial furnaces and kilns in petrochemical, metallurgy, ceramic, 
glass, heat treatment field.


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