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China Cheap price Inudstry Graphite Seal Ring - Alumina Ceramic Rings – Xindeng

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We provide good power in high-quality and progress,merchandising,revenue and internet marketing and operation for Graphite Ring , Seal Up , Burgmann Mechanical Seals , Together with our efforts, our products and solutions have won the trust of clients and been very salable each here and abroad.
China Cheap price Inudstry Graphite Seal Ring - 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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China Cheap price Inudstry Graphite Seal Ring - Alumina Ceramic Rings – Xindeng detail pictures

China Cheap price Inudstry Graphite Seal Ring - Alumina Ceramic Rings – Xindeng detail pictures

China Cheap price Inudstry Graphite Seal Ring - Alumina Ceramic Rings – Xindeng detail pictures

China Cheap price Inudstry Graphite Seal Ring - Alumina Ceramic Rings – Xindeng detail pictures


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Normally customer-oriented, and it's our ultimate concentrate on for being not only one of the most dependable, trustable and honest supplier, but also the partner for our shoppers for China Cheap price Inudstry Graphite Seal Ring - Alumina Ceramic Rings – Xindeng, The product will supply to all over the world, such as: Singapore, Hamburg, Sierra Leone, Meanwhile, we're building up and consummating triangle market & strategic cooperation in order to achieve a multi-win trade supply chain to expand our market vertically and horizontally for a brighter prospects. development. Our philosophy is to create cost-effective products, promote perfect services, cooperate for long-term and mutual benefits, firm a comprehensive mode of excellent suppliers system and marketing agents, brand strategic cooperation sales system.
  • Goods just received, we are very satisfied, a very good supplier, hope to make persistent efforts to do better.
    5 Stars By Matthew Tobias from Barcelona - 2017.05.31 13:26
    The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Mabel from Bandung - 2017.12.19 11:10

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