Static Seal 
Gasket Packing Sheet Fastener Hexagon Head Bolt Hexagon Head Nut Set Screws Stainless steel Hex Bolts Stainless Steel Screw Tapping Screws Thread Rods Insulation Material Basalt Fiber Products Biosoluble Fiber Products Ceramic Fiber Product Fiberglass Composites Fiberglass Products Silica Fiber Product Welding & Fire Blankets Mechanical Seal Automiotive Pump Seals Ceramic Seal Faces With High Purity Double Mechanical Seals Elastomer Bellow Shaft Seals Graphite Seal Faces O Ring Mechanical Seals PTFE Wedge Mechanical Seals Sintered SiC and Reaction Bonded SiC Seal Faces Teflon Bellow Mechanical Seals Tungsten Carbide Seal Faces Welded metal bellow mechaical seals 
Ceramic seal faces have the property of the resistant-high-temperature,resistant-corrosion,resistant-wearing and good sealing and are widely used in spacecraft,machinery,metallurgy,printing and dyeing, foodstuff,pharmaceutical, auto industry and so on.
|
AI2O3 Ceramic physical property |
||||
|
Technical Parameter |
Unit |
95% |
99% |
99.5% |
|
Content of Al2O3 |
% |
95 |
99 |
99.5 |
|
Density |
g/cm3 |
3.7 |
3.88 |
3.9 |
|
Hardness |
HRA |
85 |
88 |
90 |
|
Porosity Rate |
% |
<0.4 |
<0.2 |
<0.15 |
|
Fractural Strength |
Mpa |
250 |
310 |
350 |
|
Coefficient of Heat Expansion |
10-6/K |
5.5 |
5.3 |
5.2 |
|
Thermal Conductivity |
W/M.K |
27.8 |
26.7 |
26 |
;){kind=small}
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