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carbon-graphite seal ring
The Carbon-graphite Sealed Ring has the advantages of excellent corrosion resistance, self-lubricity, high coefficent of heat conductiity, low friction factor, so it is the ideal ... |
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silicon-carbide seal ring
Silicon-carbide is the execellent, material among the secondary frictional materials. The frictional factor of the combination of silicon-carbide and carbon-graphite is the least. ... |
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