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0513-82676389
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Carbon seal graphite ring
Graphite self-lubricating bushing
Graphite sleeve
High-temperature high-purity graphite ring
Dipping graphite bearing
High quality graphite ring
Graphite carbon ring
Vacuum pump graphite carbon film
Metallurgical corrosion-resistant alloy bearing
Turbine seals
Graphite bearing
Graphite sliding bearings
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