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High quality degassing graphite tubes, china gr...
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Hot size for graphite tube, round resin impregn...
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High temperature resistance durable Silicon rod...
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Silicon carbon heating lubricating rods Silicon...
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High quality Silicon rod,Sic rod for processing...
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CVD sic coating c-c composite rod,silicon carbi...
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Self-lubricating graphite ring, self lubricate ...
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Graphite Ring for lubrication
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Pure flexible graphite /carbon ring or sleeve f...