Ceramic Fiber Board
UWool® UNITEX® Ceramic Fiber Board is a rigid and reliable thermal insulation material produced through an automated vacuum forming process. This lightweight board provides consistent thermal stability, good flatness, and mechanical resilience for a wide range of everyday heating management needs.
Designed as a durable safety solution, it is ideal for lining and protecting components in public, commercial, and residential infrastructure. Its non-brittle structure and steady physical properties make it a professional-grade choice for maintaining the efficiency of heating appliances while ensuring a secure environment for facility operators and homeowners.
Key Applications & Benefits:
Commercial Drying Systems: Effective insulation lining for commercial laundry dryers, professional baking ovens, and food processing equipment, helping to maintain steady internal temperatures.
Residential Fireplace Safety: A standardized back-lining and heat-shield material for home fireplaces and decorative wood-burning stoves to protect surrounding structures.
Modern Building HVAC: Reliable thermal barrier for boiler rooms and mechanical service areas in apartment complexes and office buildings.
Laboratory & Instrument Protection: Used as insulation for heating elements and thermal chambers in commercial laboratories and precision instrument housing.
Standardized Gaskets & Seals: Easily machined into precise shapes for door seals and gaskets in common heating appliances and commercial furnaces.
| Code | CR4000COM | CR4000ST | CR4000HP | CR4000HAA | CR4000HZ | ||
| Product Grade | COM | ST | HP | HAA | HZ | ||
| Categorize the temperature(℃) | 1100 | 1260 | 1260 | 1360 | 1430 | ||
| The work temperature(℃) | < 1000 | 1050 | 1100 | 1200 | 1350 | ||
| The color | White | White | White | White | White | ||
| Density(kg/m3) | 260 | 260 | 260 | 260 | 260 | ||
| 280 | 280 | 280 | 280 | 280 | |||
| 300 | 300 | 300 | 300 | 300 | |||
| 320 | 320 | 320 | 320 | 320 | |||
| Rate of line(%) (24h,Density320kg/m3) | -4 (1000℃) |
-4 (1000℃) |
-4 (1100℃) |
-4 (1250℃) |
-4 (1350℃) |
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| Rate of thermal conductivity (w/m.k) (Density 285kg/m3) |
0.085(400℃) 0.132(800℃) 0.180(1000℃) |
0.085(400℃) 0.132(800℃) 0.180(1000℃) |
0.085(400℃) 0.132(800℃) 0.180(1000℃) |
0.085(400℃) 0.132(800℃) 0.180(1000℃) |
0.085(400℃) 0.132(800℃) 0.180(1000℃) |
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| Tensilestrengty(Mpa) (strength10%) |
0.5 | 0.5 | 0.5 | 0.5 | 0.5 | ||
| The chemistry | AL2O3 | 40-44 | 45-46 | 47-49 | 52-55 | 39-40 | |
| AL2O3 SIO2 | 95-96 | 96-97 | 98-99 | 99 | - | ||
| AL2O3 SIO2 ZrO2 | - | - | - | - | 99 | ||
| ZrO2 | - | - | - | - | 15-17 | ||
| Fe2O3 | <1.2 | <1.0 | 0.2 | 0.2 | 0.2 | ||
| Na2O K2O | ≤0.5 | ≤0.5 | 0.2 | 0.2 | 0.2 | ||
| SIZE(mm) | Common spectification 900mm*600mm*10mm-50 mm other made according to customer's requirements |
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More details and custom size please contact our sales at sales@unitexcomposite.com.



