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High temperature resistance mullite ceramic washer for heating use
Alumina Ceramic

High temperature resistance mullite ceramic washer for heating use

Ceramic washers are manufactured from steatite ceramic and alumina ceramic. Fully dense ceramic washers offer very good performance in terms of wear resistance, corrosion resistance and strength at a reasonable price. The high dielectric properties of steatite ceramic are beneficial in electronic products.

  • Density: 2.2g/cm3
  • Color: white
  • Water absorption: 0-15%
  • Max using temperature: 1400℃
  • Hardness: 800
  • Bending strength: 900

Product Description


Mullite ceramic is a high-performance material that has gained significant attention in various industrial applications due to its unique properties. Composed primarily of alumina and silica, mullite exhibits exceptional thermal stability, low thermal expansion, and excellent mechanical strength. These characteristics make it an ideal choice for high-temperature applications, including the production of mullite ceramic washers.


Product Feature


Mullite ceramic washers are specialized components designed to withstand extreme conditions, making them invaluable in industries such as aerospace, automotive, and electronics. Their ability to maintain structural integrity at elevated temperatures allows them to be used in applications where traditional materials would fail. For instance, in aerospace engineering, mullite ceramic washers are often employed in turbine engines, where they provide reliable sealing and insulation.

One of the standout features of mullite ceramic is its resistance to thermal shock. This property is crucial for applications that experience rapid temperature fluctuations, as it minimizes the risk of cracking or failure. Additionally, mullite ceramic washers are chemically inert, making them suitable for use in corrosive environments. This resistance to chemical attack ensures longevity and reliability, reducing the need for frequent replacements.

The manufacturing process of mullite ceramic washers involves precise control of the composition and firing conditions to achieve the desired properties. Advanced techniques such as sintering and isostatic pressing are often employed to enhance the mechanical strength and durability of the final product.