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High Temperature 1260°C-1430°C Ceramic Fiber Board Low Thermal Conductivity for Lightweight Durable Kiln Insulation

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High Temperature 1260°C-1430°C Ceramic Fiber Board Low Thermal Conductivity for Lightweight Durable Kiln Insulation

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Brand Name : SUNWOOL

Model Number : 1260C 1350C 1430C 1600C

Certification : ISO CE

Place of Origin : China

MOQ : 10 pcs

Price : Negotiable

Payment Terms : L/C,D/P,T/T,Western Union

Supply Ability : 1000 tons/month

Delivery Time : 15days

Packaging Details : Carton Box

Thermalconductivity : ≤ 0.25 W/m·K at 1000°C

Porosity : ≥ 50%

Dimensions : Standard sizes such as 230x114x65 mm or customized

Installationmethod : Can be cut and shaped easily for installation

Sample : free

Thermalexpansion : Low thermal expansion coefficient

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High Temperature 1260°C-1430°C Ceramic Fiber Board for Furnace Boiler Kiln Insulation
Product Overview

Our Ceramic Fiber Board is a vacuum-formed refractory material designed for high-velocity and abrasive thermal environments. Made from high-purity alumina-silica fibers, it forms a rigid yet lightweight structure that balances low thermal conductivity with strong physical durability. It is an ideal choice for furnace linings, boiler ducts, and stacks where both energy efficiency and long service life are required.

Technical Specifications
Item Common Standard H Pure H Alumina Zirconium
AL2O3(%) 44 46 47-50 52-55 39-40
Fe2O3(%) 1.2 1.0 0.2 0.2 0.2
ZrO2(%) 15-19
Classification Temperature (℃) 1100 1260 1260 1360 1430
Working Temperature (℃) 1000 1050 1100 1200 1350
Density (kg/m3) 260/320 260/320 260/320 260/320 260/320
Permanent linear shrinkage(%)(after24 hours,density 128kg/m3) -4 (1000°C) -3 (1000°C) -3 (1100°C) -3 (1250°C) -3 (1350°C)
Tensile strength (Mpa) density128kg/m3) 0.08-0.12 0.08-0.12 0.08-0.12 0.08-0.12 0.08-0.12
Key Advantages
  • Erosion & Velocity Resistance - Performs better than blanket products in high-gas-velocity applications, offering a durable hot-face layer.
  • Thermal Efficiency - Low thermal conductivity and low heat storage help reduce fuel costs and shorten cycle times.
  • Lightweight - Low density replaces heavier backup insulation, reducing structural support needs and construction costs.
  • Easy to Work With - Can be cut and shaped with standard tools for custom fits and quick installation.
  • Chemical Resistant - Resists most chemical attacks and acts as a barrier against molten non-ferrous metals like aluminum.
Applications
  • Hot-Face & Backup Linings - For walls, roofs, and doors of industrial furnaces, especially in high-gas-velocity areas.
  • Process Equipment - Combustion chamber liners, boiler insulation, heaters, and heat recovery systems.
  • Metal Handling - Transfer systems for molten aluminum and other non-ferrous metals; flame or heat barriers.
  • Infrastructure - Expansion joint packing, stack and duct insulation in demanding environments.
Product Gallery
Why Choose Our Board

We offer a full range of grades from Common to Zirconium to meet different temperature and performance requirements. Our ceramic fiber board helps extend equipment life, reduce maintenance downtime, and save energy. Its rigid structure and consistent quality make it easier to install and integrate than flexible fiber products.


Product Tags:

Durable Ceramic Fiber Board

      

High Temperature Ceramic Fiber Board

      

Ceramic Fiber Board for Kiln Insulation

      
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