Shenzhen Jinghui Electronics Co., Ltd.
Main products:Ceramic Burr,Ceramic Disc,Ceramic Light Holder,Ceramic Metallization,Ceramic Bowl
Contact Us
  • Contact Person : Ms. Chen Nancy
  • Company Name : Shenzhen Jinghui Electronics Co., Ltd.
  • Tel : 86-755-26759158
  • Fax : 86-755-26793754
  • Address : Guangdong,Shenzhen,1F,8th Bulding,Futing Industrial Zone,Zhu Village,Guanlan town,Baoan District ,Shenzhen, Gongdong,China
  • Country/Region : China
  • Zip : 518000

alumina ring

alumina ring
Product Detailed
Related Categories:Gaskets
Related Product Searches:alumina ring,High Quality,alumina seal ring, o ring,JHSR-026
Ceramic seal Hight property of the resistant-high-temperature,resistant-corrosion,resistant-wearing and good sealing.

Alumina ring

Specification:  Purity of material: 95%, 96% and 99% alumina optional

Process:  heat compression molding or dry-pressed molding

Color: White, Ivory, black optional.

 Size: Outer diameter up to 300mm; Minimal inner diameter:1mm; Thickness : Min. 0.8mm Length tolerance:≤± 0.05mm, Width tolerance≤± 0.1mm, Height tolerance ≤±0.1mm, Parallelism ≤ 0.03mm  


1.Surface treatment: Polished or ground plane surface

2.Alumina ceramic seal faces have the property of the resistant-high-temperature, resistant-corrosion, resistant-wearing and good sealing.

3.Good flatness, no deformation. 4.Leadless glaze, the surface is bright, and the corners are not sharp. 5.The plane surface without pores,without miscellaneous points,without scratches and cracks. 6.Can be arbitrarily adjusted glaze color and glaze firing temperature.    


It widely used in sealing products such as acid resistance, alkaline resistance, oil proof pump. It is popularly used in sealing devices in petroleum, chemical, medicine, mobile manufacture, war industries, and metallurgy, printing and dying, food, mechanical and many other industry.

alumina ring

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