collapsible core for demolding/ejection system of internal screw undercut

one common way used in the ejection system for an internal screw is used collabsible undercut core, which requires collabsible core product generally has the undercut on the inside, for example an internal screw, pipe fittings, elbow pipe, use collabsibe core is not only on the core course , undercut...

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Runner Design in Injection Mold,

in designing the runner, first-time we must consider items that affecting  runnersize, some of which - Volume of part, the greater the volume takes a larger diameter runners anyway. - Weight of part, the heavier parts, it takes a larger diameter runners. - Plastic materials, plastic materials...

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Lifting bolts hole design in injection mold

Plate transfer process occurs during the machining and assembly of mold, both for the cavity and mold base plate, especially for the plate with a weight greater than 20 kg, threaded hole necessary to facilitate the transfer process. cause may be in a mold plate having a various of machining processes...

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runner components of injection mold

Runner components between the two mold plate and three plate mold because there are different functions of these components, but there are several components that can be used in general without looking at the type of mold construction. 1.Runner lock pin The main function of the runner lock pin (RLP)...

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