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  • minseok kim
    minseok kim created a new page:
    February 18, 2020
    China Chain Factory Is Connected Into A Closed Loop
    China Chain Factory Is Connected Into A Closed Loop
    Precision roller chain consists of inner chain plate, outer chain plate, pin shaft, sleeve and roller. The inner link plate and the sleeve, the outer link plate and the pin shaft are in an interference fit, and the sleeve and the pin shaft are in clearanc...
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