Author name: 实心模具

What is finite element analysis? What can finite element analysis do specifically?

Finite element analysis is just one of many tools in an engineer’s toolkit to help solve problems and find answers. Its applications cover almost every aspect of interest, including force, shock, earthquake, temperature, noise, vibration, friction, durability, stiffness, and weight. Finite element analysis programs typically import CAD geometry and create a mesh that divides the […]

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Causes And Solutions For Side Wall Depression Of Injection Molded Parts

Dents are caused by local internal shrinkage after the gate is sealed or due to insufficient injection. Depression or micro-depression on the surface of injection molded products is an old problem in the injection molding process. Dents are generally caused by the increase in the wall thickness of the plastic product, which causes a local

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How to make mould for transparent products?

Due to the high light transmittance of transparent plastics, the surface quality of plastic products must be strictly required, and there must be no markings, pores, mould or whitening. The defects such as fog halo, black spots, discoloration, poor gloss, etc., thus the raw materials and equipment are used throughout the injection molding process.The design

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Factors Affecting Injection Molding Process

Plastic varieties: During the molding process of thermoplastics, there are volume changes caused by crystallization, strong internal stress, large residual stress frozen in the plastic parts, strong molecular orientation and other factors. Therefore, compared with thermosetting plastics, their shrinkage rate is larger, the shrinkage rate range is wider, and the directionality is obvious. In addition,

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The ten most common injection molding processes for plastic molding

Injection molding: also known as injection molding, its principle is to add granular or powdered raw materials into the hopper of the injection machine. The raw materials are heated and melted into a flowing state. Under the push of the screw or piston of the injection machine, they enter the mold cavity through the nozzle

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Analysis Of The Causes And Solutions For Dents In Injection Molded Parts

Injection molded parts dents are caused by shrinkage depressions caused by the cooling and hardening of the plastic, and mainly appear in thick wall positions, ribs, housings, the back of nut inserts, etc. Equipment Insufficient material supply The screw or plunger is severely worn, and the melt leaks during injection and pressure holding, reducing the

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Injection Moulding: A Comprehensive Overview

Injection moulding is a manufacturing process widely used for producing parts by injecting molten material into a mould. It is a highly versatile technique that can be applied to a variety of materials, including plastics, metals (known as die-casting), and glasses. This process is favoured for its ability to produce high volumes of identical items

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