Gold Member Since 2009
Audited Supplier
BEIJING NORTH REFRACTORIES CO., LTD.

Insulation Ceramic Fiber, Refractory Ceramic Fiber, Ceramic Fiber Shapes manufacturer / supplier in China, offering Refractory Ceramic Fiber Vacuum Formed Shapes, Low Density Waterproof Shera Cement Board, Calcium Silicate (Cal-Sil) Pipe Insulation 1′′ to 100′′, 1000c, ASTM Standards and so on.

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Refractory Ceramic Fiber Vacuum Formed Shapes

FOB Price: US $0.01 / Piece
Min. Order: 100 Pieces
Min. Order FOB Price
100 Pieces US $0.01/ Piece
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Production Capacity: 20000 Tons/Year
Transport Package: First by PP Bags, Then by Cartons
Payment Terms: L/C, T/T, D/P, Paypal

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Basic Info
  • Temperature Grade: 1260c-1430c-1700c-1800c-1900c
  • Delivery Time: Usually for Regular Order Within 14 Days
  • Trademark: NR
  • Origin: China
  • Density: 250-700 Kg/M3
  • Original: China Mailand
  • Specification: ISO9001
  • HS Code: 68061010
Product Description
North Refractories is one of the leading manufacturers of insulating shapes formed from high temperature ceramic fibers.  These vacuum formed components are designed to meet specific application requirements in a wide range of industries especially for the metal casting industry.  By varying the formulation and manufacturing process, shape properties can be optimized to provide thermal insulation, transfer molten metals,  provide an airtight seal or filter high temperature gases.

Ceramic Fiber Shapes Characters
Low heat storage -  Wide bulk density, 250-400kg/m3  -Variety grades, the shapes can be classified by temperature to be 1100ºC-1430ºC Low thermal conductivity and shrinkage  -  Excellent resistance against chemical attack Easy to machined, cut and install



*** Non Standard sizes are available on your requests   

TypeCommonStandardHigh aluminumZir-AluUltra-High1600Ultra-High1700Ultra-High1800
Classification temperature (°C)1100126013501430160017001800
Working temperature (°C)≤1000105012001350150016001700
ColorWhitePure WhitePure WhitePure WhitePure WhitePure WhitePure White
Density (kg/m3)250 ~250 ~250 ~250 ~300 ~350 ~350 ~
~400~400~400~400~400~600~600
Shrinkage on heating (%)
( 24Hrs x 300kg/m 3 )
-2.5-2-1.5-1.5-2-1-0.6
(1000°C)(1000°C)(1200°C)(1350°C)(1500°C X8 Hrs)(1600°C X8 Hrs)(1700°C X8 Hrs)
Thermal conductivity of various temperatures(w/m.k) (density 280kg/m3)400° C0.080.070.0650.060.110.120.16
600° C0.140.130.1250.120.140.150.20
800° C0.20.180.0170.160.170.190.23
1000° C

0.220.20.240.250.29
1200° C



0.280.280.33
1400° C



0.330.340.36
Chemical compositionAL2O345-4745-4752-5539-54>60>65>80
AL2O3+SIO298989983-89>97>9798
AL2O3+SIO2+ZrO2---99---
ZrO2---15-17---
Dimensions (mm)Standard dimension: 900*600*5-50; 1200*600*25-50;Other specifications can be available.
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