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Factory wholesale Grundfos Mechanical Seal - Alumina Ceramic Rings – Xindeng

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Factory wholesale Grundfos Mechanical Seal - 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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Factory wholesale Grundfos Mechanical Seal - Alumina Ceramic Rings – Xindeng detail pictures

Factory wholesale Grundfos Mechanical Seal - Alumina Ceramic Rings – Xindeng detail pictures

Factory wholesale Grundfos Mechanical Seal - Alumina Ceramic Rings – Xindeng detail pictures

Factory wholesale Grundfos Mechanical Seal - Alumina Ceramic Rings – Xindeng detail pictures


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All we do is usually affiliated with our tenet " Buyer to start with, Belief to start with, devoting about the food packaging and environmental defense for Factory wholesale Grundfos Mechanical Seal - Alumina Ceramic Rings – Xindeng, The product will supply to all over the world, such as: Jamaica, luzern, Chicago, Our solutions have national accreditation standards for experienced, premium quality items, affordable value, was welcomed by people around the globe. Our goods will continue to increase in the order and look forward to cooperation with you, Really should any of those products be of interest to you, please letus know. We are going to be pleased to give you a quotation up on receipt of one's detailed specifications.
  • The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Janice from Zimbabwe - 2018.06.03 10:17
    This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
    5 Stars By Gloria from United Kingdom - 2018.11.04 10:32

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