Wholesale Industrial thermal insulation materials STD / HA / HP / ZR GRADE Ceramic Fiber Plate or Borad for furnace
- Category: Ceramic Fiber Boards >>>
- Supplier: Tangshan Yutong Import And Export Corporation
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Product Overview
Description
Insulating Ceramic Fiber Plate STD/HA/HP/ZR GRADE for furnace
Ceramic Fiber Plate is made of ceramic fiber and some alumina silicate binder.
Application:
All kinds of industrial furnace hot face and back face insulation
All other kiln backing such as petrifaction, metallurgy, ceramic and glass industry
Used as high temperature heating equipment backing lining to preserve and insulate the temperature
Features:
- low thermal conductivity
- low heat storage
- high temperature stability
- high compressive strength.
- Easy to shear and bend
Products Items |
STD Grade |
High Pure Grade | High Aluminium Grade |
Zr Grade |
Specification Temperature () | 1260 | 1260 | 1360 | 1430 |
Working Temperature () | 1050 | 1100 | 1200 | 1350 |
Colour | white | white | white | white |
Bulk Density (kg/m3) | 240 - 320 | 240 - 320 | 240 - 320 | 240 - 320 |
Permanent Linear Shrinkage (24hr, Bulk Density 320kg/m3) | - 4% (1000) | - 4% (1100) | - 4% (1250) | - 4% (1350) |
Thermal conductivity (w/m.k) (Bulk Density 285kg/m3)
| 0.085 (400) | 0.085 (400) | 0.085 (400) | 0.085 (400) |
0.132 (800) | 0.132 (800) | 0.132 (800) | 0.132 (800) | |
0.180 (1000) | 0.180 (1000) | 0.180 (1000) | 0.180 (1000) | |
Crushing Strength (Mpa) | 0.5 min | 0.5 min | 0.5 min | 0.5 min |
Chemical Composition | ||||
Al2O3 | 45% - 46% | 47% - 49% | 52% -55% | 39% - 40% |
Al2O3 + SiO2 | 96% - 97% | 98% - 99% | 99% min | --- |
Al2O3 + SiO2+ZrO2 | --- | --- | --- | 99% min |
ZrO2 | --- | --- | --- | 10%-18% |
Fe2O3 | 1.0% max | 0.5% max | 0.5% max | 0.2% max |
Na2O + K2O | 0.5% max | 0.2% max | 0.2% max | 0.2% max |
Regular Size (mm) | 600 x 400 x 10 5900 x 600 x 20 - 50 | |||
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