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High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication
High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication
High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication
High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication
High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication
High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication
Specifications
Description
Silicon Nitride Ceramic Blocks for Papermaking Dewatering Elements
Product Overview
Silicon Nitride Ceramic Blocks are engineered specifically for dewatering elements in high-speed paper machines, optimized for advanced papermaking equipment operating at speeds exceeding 800 m/min. These blocks leverage exceptional high-temperature resistance, superior hardness, self-lubricating properties, and excellent thermal shock resistance to significantly enhance the service life and operational stability of dewatering elements, enabling efficient and continuous production in papermaking operations.
Key Features
Feature Description
High-Temperature Resistance Maintains stable performance up to 1400°C without reacting with most substances, suitable for high-temperature conditions.
High Strength & Hardness Flexural strength ≥980MPa, capable of withstanding large mechanical loads and impacts, ensuring structural integrity.
Wear Resistance & Self-Lubrication Effectively resists particle and sliding wear, reduces friction loss, and extends service life.
Excellent Thermal Shock Resistance Adapts to drastic temperature fluctuations without cracking or deformation, maintaining material integrity.
Low Thermal Conductivity Prevents material deformation or performance degradation caused by rapid heat transfer, enhancing operational stability.
Typical Applications
  • Dewatering elements for high-speed paper machines
  • Wear-resistant components in papermaking production lines
  • Structural parts in high-temperature and high-humidity environments
Performance Specifications
Test Item Value Range Unit
Density 3.20 - 3.26 g/cm³
Apparent Porosity 0 - 0.1 %
Elastic Modulus 300 - 320 GPa
Compressive Strength ＞1500 MPa
Vickers Hardness (HVO.5) 15 - 16 GPa
Fracture Toughness ＞8.0 -
Flexural Strength ＞700 MPa
Poisson's Ratio 0.25 -
Coefficient of Thermal Expansion 3.1 - 3.3 ×10⁻⁶ /℃
Weibull Modulus 11 - 13 -
Thermal Conductivity 20 - 25 W/(m*k)
Specific Resistivity 10¹¹ Ω*cm
Key Highlights
  • Extremely Dense Structure: Apparent porosity approaches 0%, providing a dense structure with excellent penetration resistance.
  • Ultra-High Strength: Compressive strength exceeds 1500MPa, flexural strength exceeds 700MPa.
  • Excellent Thermal Stability: Low coefficient of thermal expansion, adaptable to drastic temperature changes.
  • Good Insulation Performance: Specific resistivity reaches 10¹¹ Ω*cm, meeting electrical insulation requirements.
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High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication

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High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication
High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication
High-Temperature Resistant Silicon Nitride Ceramic Blocks for Dewatering Elements with High Strength & Hardness and Wear Resistance & Self-Lubrication

Shaanxi KeGu New Material Technology Co., Ltd

Verified Supplier
2 Years
Shaanxi, chaoyang
Since 2017
Business Type :
Manufacturer
Main Products :
Silicon Carbide Ceramic, Reaction Bonded Silicon Carbide, Heating Elements
Total Annual :
800-850
Employee Number :
60~70
Certification Level :
Verified Supplier
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