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  • There are 6 main standards for blowing plastic bottles
    There are 6 main standards for blowing plastic bottles
    2020-05-14

    1) First put the heated plastic embryo into the mold;2) Use mold clamping cylinder to tighten the mold tightly;3) Use high pressure or mechanical structure to lock the mold;4) Medium and high pressure pre-blowing, and the action of stretching the cylinder at the same time expands the mold;5) High-pr

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