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PT venting
plastic mold venting Before injection molding, there is a large amount of air in the flow path and the cavity. When the melt enters the cavity quickly, it is necessary to discharge the air quickly.In addition, when the melt is solidified…
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Address: Mold city Huangyan,CN 318020
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Phone: + 86 159-6865-2523
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Email: sales@plasticmoulds.net
Blog
9 tips make to buy plastic mold from China easily
9 Tips to Make the Mold Buying Process EasierIt can be complicated to buy an injection mold, as there will likely be a lot of back and forth between buyer and contract molder before the final product is settled on. However,…
short shot-injection molding trouble shooting
What is a short shotshort shot in injection molding refers to the phenomenon that the injection material does not fill the mold’s cavity, resulting in incomplete parts. It usually occurs in thin-walled areas or areas away from the gate.For some…
what is plastic mold?
Table of ContentsSteps to Create a Plastic MoldComparison Table of Plastic MoldsCommon Use Cases for Plastic MoldsThe structure of an injection moldClassification of injection mold:Difference:The main plastic mold system1.RunnerMain Runner Sub-runner Cold Slug2.Temperature Control for coolingsome facts:mold width vs diameter…
9 Gates designs For Plastic Mold Building
The gate is a narrow intersection between the main runner and the mould cavity, and the intersection is also the shortest part on the whole mold.Its function is to make the molten plastic enter into the mould cavity quickly, which is…
undercut mould
To understand the various designs of undercut mould, we must first understand the definition of what a moulded undercut really is.In its most simplistic form, an undercut can be described as any feature on the moulding which resists the line…
How to choose mould steel
How to choose mould steelThe choice of mould steel is of great importance if the mould is to function effectively.When plastic is molded, due to molecular stretching and shearing, residual stress is left in the product, which causes the product…
runnerless mold
Runnerless MoldA runnerless or hot-runner mould system could be considered as an extension of the moulding machine injection unit.In this case，the polymer is kept molten right up to the cavity gate by means of additional heating elements controlled by thermocouples.The…
Contamination and waste of injection molding shop
How to avoid contamination and waste in injection-molding shops?Keeping material cleanThe importance of cleanliness in the plastic mould injection shop is nowhere more apparent than making mouldings free from contamination. Safeguarding the material in the sack is an obvious matter，…
Granulating and mixing equipment for injection molding
Most injection moulding organizations cannot go to the expense of having a complete reprocessing plant consisting of granulator, mixer/extruder, and die- face or lace cutter. The general arrangement is to have a room in a fairly remote corner of the…