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Chinese wholesale Burgmann Seals - Alumina Ceramic Rings – Xindeng

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We are commitment to offer you the aggressive price tag ,exceptional products and solutions high-quality, as well as fast delivery for China Mechanical Seals , Centrifugal Pump Seal , Sic Rings , We focus on generating own brand and in combination with a lot of experienced expression and first-class equipment . Our goods you worth have.
Chinese wholesale Burgmann 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

 

 


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Chinese wholesale Burgmann Seals - Alumina Ceramic Rings – Xindeng detail pictures

Chinese wholesale Burgmann Seals - Alumina Ceramic Rings – Xindeng detail pictures

Chinese wholesale Burgmann Seals - Alumina Ceramic Rings – Xindeng detail pictures

Chinese wholesale Burgmann Seals - Alumina Ceramic Rings – Xindeng detail pictures


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No matter new buyer or old purchaser, We believe in long expression and trusted relationship for Chinese wholesale Burgmann Seals - Alumina Ceramic Rings – Xindeng, The product will supply to all over the world, such as: Romania, Florence, Barbados, Why we can do these? Because: A, We are honest and reliable. Our items have high quality, attractive price, sufficient supply capacity and perfect service. B, Our geographical position has a big advantage . C, Various types: Welcome your inquiry, It might be highly appreciated.
  • This is a reputable company, they have a high level of business management, good quality product and service, every cooperation is assured and delighted!
    5 Stars By Doris from Sri Lanka - 2017.06.29 18:55
    This is a very professional wholesaler, we always come to their company for procurement, good quality and cheap.
    5 Stars By Maud from Costa Rica - 2018.12.30 10:21

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