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Factory Cheap Hot Black Sealing - Alumina Ceramic Rings – Xindeng

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We not only will try our greatest to supply outstanding services to every shopper, but also are ready to receive any suggestion offered by our buyers for Burgmann H75n , Glyd Ring , Single Mechanical Seal , All of the time, we have been paying attention on all information to insure each product or service glad by our customers.
Factory Cheap Hot Black Sealing - 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 Cheap Hot Black Sealing - Alumina Ceramic Rings – Xindeng detail pictures

Factory Cheap Hot Black Sealing - Alumina Ceramic Rings – Xindeng detail pictures

Factory Cheap Hot Black Sealing - Alumina Ceramic Rings – Xindeng detail pictures

Factory Cheap Hot Black Sealing - Alumina Ceramic Rings – Xindeng detail pictures


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We've got quite possibly the most state-of-the-art production gear, experienced and qualified engineers and workers, acknowledged top quality handle systems along with a friendly expert gross sales group pre/after-sales support for Factory Cheap Hot Black Sealing - Alumina Ceramic Rings – Xindeng, The product will supply to all over the world, such as: America, United Arab emirates, Austria, Our company, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by iso9000 quality management standard strictly , creating top-ranking company by spirit of progress-marking honesty and optimism.
  • Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.
    5 Stars By Carey from Mauritius - 2017.08.15 12:36
    The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
    5 Stars By Christian from Dubai - 2017.05.02 11:33

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