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Best surface mirror shining polishing ceramic rings tubes rods ferrules

Basic Info

Model No.: C001

Product Description

Best surface mirror shining polishing ceramic rings tubes rods ferrules

Alumina Ceramic Rings, Zirconia Ceramic Ring, Abrasive Rings

Various sizes in stock!!!

 

 

Features:

1. Excellent resistance
2. Good quality
3. Small tolorence:+-0.001
4. Ram material: China, Australia, Germany , France
5. Competitive price

6. Alumina content covers 45% to 99.95%

7. Many size available, making accroding to supplied darwings

 

TYPICAL PHYSICAL PROPERTIES
AL2O3      %Composition 60 75 80 85 92 95 99 99.5 99.8
Densityg/cm3 3 3.1 3.3 3.4 3.6 3.7 3.81 3.9 3.91
Flexural Strength(MPa) 205 280 215.8 230 312 304 340 360 370
Thermal Expansion
(×10-6/)
25-800
7.1 7.6 7.6 7.6 7.5 7.3 7.6 7.6 7.6
Thermal Conductivity
[w/(m.R)]
16 17 17 17 18 20 34 35 36
Dielectric Strength 
(KV/mm)
10 10 10 10 10 10 10 10 10
Resistivity (Ω.cm) 20°C *1014 *1014 *1014 *1014 *1014 *1014 *1014 *1014 *1014
300°C *1013 *1013 *1013 *1013 *1013 *1013 *1013 *1013 *1013
Max Service Temp. 1350 1300 1300 1350 1500 1600 1700 1800 1800
Hardness (Moh'sscale) 7.5 7.5 7.5 7.5 9 9 9 9.5 9.5

 

 

 

Looking forwarder to your enquiry. If you want to know more infomation about our ceramic rings,  please contect with us!

Product Categories : Ceramic Ring/ Piston/ Bushing

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