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Igraphit ekumgangatho ophezulu wokumelana nobushushu...
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Ubushushu obuphezulu bokuqhuba intonga yegraphite ephezulu ...
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Intonga yegraphite ekwaziyo ukumelana nobushushu obuphezulu...
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Ucoceko oluphezulu lwegraphite oluxhathisa ubushushu obuphezulu...
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I-Antimony carbon graphite efakwe umsesane wokutywina ...
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I-Antimony efakwe kwi-graphite seal ring resin i...
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Mechanical seal graphite ring efakwe...
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Impregnated self-sealing graphite ring impregna...
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I-Antimony efakwe i-graphite ring high tempera...