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Big Discount Shaft Seals - Alumina Ceramic Rings – Xindeng

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It is a great way to further improve our products and repair. Our mission is always to create innovative products to prospects with a superior expertise for Flowserve Mechanical Seal , John Crane 2100 , Burgmann Mechancial Seals , Our final target is "To consider the most effective, To be the Best". Please experience cost-free to call with us if you have any prerequisites.
Big Discount Shaft Seals - Alumina Ceramic Rings – Xindeng Detail:

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Technical Parameters

Operating Limits Units Alumina Ceramics Alumina Ceramics
Alumina Content wt% ≥ 99 ≥ 95
Volume Density g /cm3 3.85 3.7
Hardness  (HRA) HRA ≥ 88 86
Compressive Strength MPa ≥ 400 300
Maximum Temperature ℃  1500 1500
Air Tight Test   Pass Pass
Thermal Shock Test   Pass Pass
Coefficient Of Heat Expansion ×10-6/℃ 8.2 7.5
Dielectric Constant εr20℃, 1MHz 9.2 9
Dielectric Loss tanδ×10-4, 1MHz 2 3
Volume Resistivity Ω·cm 20℃ 1014 1013
Puncture Strength KV/mm , DC≥ 20 20
Acid-resistance mg/cm2 ≤ 0.7 7
Alkali-resistant mg/cm2 ≤ 0.1 0.2
Abrasion Resistance g/cm2 ≤ 0.1 0.2
Compressive Strength M Pa ≥ 2800 2500
Flexural Strength M Pa ≥ 350 200
Elastic Modulus G Pa 350 300
Poisson’s Ratio   0.22 0.2
Thermal Conductivity W/m·K( 20℃) 25 20

 

 


Product detail pictures:

Big Discount Shaft Seals - Alumina Ceramic Rings – Xindeng detail pictures

Big Discount Shaft Seals - Alumina Ceramic Rings – Xindeng detail pictures

Big Discount Shaft Seals - Alumina Ceramic Rings – Xindeng detail pictures

Big Discount Shaft Seals - Alumina Ceramic Rings – Xindeng detail pictures


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Sticking to the principle of "Super High-quality, Satisfactory service" ,We are striving to generally be a very good business partner of you for Big Discount Shaft Seals - Alumina Ceramic Rings – Xindeng, The product will supply to all over the world, such as: Latvia, Las Vegas, Curacao, Our products are mainly exported to Europe, Africa, America, the Middle East and Southeast Asia and other countries and regions. We have enjoyed a great reputation among our customers for quality products and good services.We would make friends with businessmen from at home and abroad, following the purpose of "Quality First, Reputation First, the Best Services."
  • Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
    5 Stars By Edward from Switzerland - 2017.02.14 13:19
    We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!
    5 Stars By David Eagleson from Iraq - 2018.09.21 11:44

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