Al2O3 ceramic seal

                                                   Ceramic Physical Property
Technical Parameter Unit 95%ceramic 99%ceramic 99.5%ceramic
Content of Al2O3 % 95 99 99.5
Density g/cm3 3.7 3.88 3.9
Hardness HRA 85 88 90
Porosity % <0.4 <0.2 <0.15
Fractural Strength Mpa 250 310 350
Coefficient of Heat Expansion 10-6/K 5.5 5.3 5.2
Thermal Conductivity W/M.K 27.8 26.7 26


high-temperature resistance, corrosion resistance, wearability resistance, good sealing ability, etc. It can be widely applied in sealing products such as acid resistance, alkaline resistance, oil proof pump.

Alumina ceramic seal ring has such merits :

(Al2O3 ceramic mechanical seal,ceramic seal,alumina ceramic pump seal,ceramic  alumina oxide seal,aluminum oxide pipe )

(Aluminum Oxide oil seal, Al2O3 ceramic seal, bushing, ZTA )
1:various according to clients'standard and special order

  • Specification:depend on client's requirement
  • Color:depends on client's requirement
  • Great performace:high-tempareture resistance
  • Brand Name:JiuYi
  • Place of Origin:Shanghai China (Mainland)
  • Material:Alumina Oxide
  • Style:Mechanical Seal
  • Standard or Nonstandard:Standard
  • Country:China (Mainland)
  • telephone:86-21-61422727
Delivery Time: Start delivery within 20days after receive the payment advanced
Package: Standard carton Packaging or depend on clients
Supply Ability: 5000 Piece/Pieces per Month
Minimum Order Quantity: 25 Piece/Pieces
Payment Terms: T/T
Port: Shanghai port
Specification: depend on client's requirement
Color: depends on client's requirement
Great performace: high-tempareture resistance
Brand Name: JiuYi
Place of Origin: Shanghai China (Mainland)
Material: Alumina Oxide
Style: Mechanical Seal
Standard or Nonstandard: Standard
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