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Type 72 Alumina Fiber Needled Blanket with 1600 °C Classification Temperature, Low Thermal Conductivity, and High Tensile Strength for High-Temperature Insulation

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Type 72 Alumina Fiber Needled Blanket with 1600 °C Classification Temperature, Low Thermal Conductivity, and High Tensile Strength for High-Temperature Insulation

Type 72 Alumina Fiber Needled Blanket with 1600 °C Classification Temperature, Low Thermal Conductivity, and High Tensile Strength for High-Temperature Insulation

Description
Chemical Composition: Al₂O₃:SiO₂ = 72:28 Classification Temperature: 1600°C
Shot Content (≥45μm): 0-2% Thermal Conductivity: 600°C: 0.16-0.15 W/m·K 1000°C: 0.33-0.31 W/m·K 1200°C: 0.49-0.44 W/m·K
Linear Shrinkage: 1400°C × 24h ≤ 1% 1650°C × 24h ≤ 1% Thickness: 7.5mm, 10mm, 12.5mm, 20mm, 25mm
Bulk Density: 100, 130, 150 Kg/m³ Standard Width: 610mm
Length:: Adjusted According To Thickness

Exceptional Performance, Ultimate Protection: Type 72 Alumina Fiber Needled Blanket
In high-temperature industrial environments, the stable, efficient, and safe operation of equipment and pipelines depends on exceptional thermal insulation protection. Our Type 72 Alumina Fiber Needled Blanket is manufactured with advanced technology to provide durable and reliable high-temperature insulation for critical equipment and processes.
Advanced Manufacturing Technology
Our alumina fiber needled blanket is crafted using the innovative Sol-Gel process to produce high-purity alumina fibers (Al₂O₃:SiO₂ = 72:28), which are intricately interlocked through precise needling. This unique process creates a dense and stable internal crystal structure while enhancing the blanket's integrity—delivering outstanding resistance to delamination, high tensile strength, and superior surface smoothness.
Key Performance Advantages
  • Extreme Temperature Resistance: Classification temperature up to 1600°C with exceptional thermal stability and minimal linear shrinkage
  • High Energy Efficiency: Low thermal conductivity and low heat capacity effectively block heat transfer and reduce energy consumption
  • Robust & Durable: Excellent tensile strength and corrosion resistance withstand thermal shock and chemical erosion
  • Safe & Reliable: Very low loss on ignition (LOI) and shot content with no harmful emissions at high temperatures
Technical Specifications
Key Performance Indicator Test Standard Type 72 Parameters
Chemical Composition Chemical Analysis Al₂O₃:SiO₂ = 72:28
Classification Temperature GB/T 3003-2017 1600°C
Shot Content (≥45μm) GB/T 5480-2017 0-2%
Thermal Conductivity GB/T 17911 600°C: 0.16-0.15 W/m·K
1000°C: 0.33-0.31 W/m·K
1200°C: 0.49-0.44 W/m·K
Linear Shrinkage GB/T 17911 1400°C × 24h ≤ 1%
1650°C × 24h ≤ 1%
Available Specifications
  • Thickness: 7.5mm, 10mm, 12.5mm, 20mm, 25mm
  • Bulk Density: 100, 130, 150 kg/m³
  • Standard Width: 610mm
  • Length: Adjusted according to thickness
  • Customization available based on specific requirements
Application Areas
  • High-Temperature Industries: Insulation linings for furnaces, kilns, pipelines in metallurgy and petrochemical industries
  • Safety & Protection: Fire-resistant components including fireproof rolling doors and firestop collars
  • Composite Materials: Reinforcement substrate for high-performance aerogel insulation composites
  • Transportation & Energy: Automotive catalytic converter mats, industrial heating equipment, and modules
Contact us today to obtain a tailored technical proposal and samples, and find the perfect insulation solution for your project.

Contact Details
Shaanxi KeGu New Material Technology Co., Ltd

Contact Person: Ms. Yuki

Tel: 8615517781293

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