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The basic procedure for blow molding plastic begins with all the creation of a preform, China Preform Mould Suppliers which is a soft material that is easily molded. The metal ram in this machine is built to push the preform on the mold cavity, where it will eventually expand to the wished-for height and shape. Air pressure is introduced into the inside of the preform via a blow pin. This causes the preform to expand for a…
ContinueAdded by semi mouldingvv on December 11, 2022 at 8:34pm — No Comments
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