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Injection Molding Process Theory

Injection Molding Process Theory – Manufacturer Explains

Injection Molding Process Theory – Manufacturer Explains Injection Molding Process Theory The property of mutual friction between macromolecules when the molten plastic flows is called the viscosity of the plastic. And the viscosity is a reflection of the fluidity of the molten plastic. The higher the viscosity, the stronger the melt viscosity. Also, the fluidity will […]

Delamination

Common Problems and Solutions of Injection Molding – Part 2

Common Problems and Solutions of Injection Molding – Part 2 Injection Molding Defect Problems In last part, we introduced the causes and solutions of some problems in injection molding. Today we will continue to introduce causes and solutions of problems like delamination, streamlines, grooves, various streaks, stresses and whitening. Problem 10: Delamination Delamination, sometimes called layering, with […]

Warpage

Common Problems and Solutions of Injection Molding – Part 1

Common Problems and Solutions of Injection Molding – Part 1 Introduction of Injection Molding and Its Problems Injection molding is a molding method including injection and molding. Its  advantages are:  Fastproduction speed High efficiency Automatic operation Various colors, shapes and sizes Accurate size Easy to replace Injection molding is suitable for mass production and complex shape products and other […]

Injection Molding Process Optimization

Injection Molding Process Optimization

Injection Molding Process Optimization The followings are 9 Questions about the Injection Molding Process Optimization. 1. The working state of the check valve during plasticization, injection and pressure holding. Plasticization: On Injection: close Holding pressure: off 2. The relationship between injection speed and injection pressure. The relationship between injection pressure and injection speed is as […]

The-span-life-difference-of-injection-molding-machine-screw

How to Extend the Service Life of the Injection Molding Machine Screw?

How to Extend the Service Life of the Injection Molding Machine Screw? 1. Brief Introduction of Injection molding machine screw The screw is an important part of the injection molding machine. Its function is to transport, compact, melt, stir and apply pressure to plastics. Those are accomplished by the rotation of the screw in the […]

reasons-for-the-mold-failure-and-scrap

The Reasons for Mold Failure and Scrap

The Reasons for Mold Failure and Scrap Reasons for mold failure and scrap In the actual injection molding production site, there are five main reasons for mold failure: Plastic deformation failure Wear failure Fatigue failure Cold and heat fatigue failure Failure under the influence of comprehensive factors 1. Plastic deformation failure The main reasons for this […]

Chromatic-Aberration

How to Control the Chromatic Aberration of Injection Molded Products?

How to Control the Chromatic Aberration of Injection Molded Products? Ways to control the chromatic aberration Chromatic aberration is a common defect in injection molding. It is not uncommon for injection molding machines to be scrapped in batches due to color differences in matching parts. There are many factors affecting chromatic aberration, including raw material […]

injection-molding-machine-barrel

Injection Molding Machine Barrel

Injection Molding Machine Barrel Brief Introduction of Injection Molding Machine Barrel We often find that the barrel wears a lot after production and use for a period of time. Like a screw, in order to meet the its working requirements, the barrel must be made of materials that are high-quality, high-temperature, wear-resistant, corrosion-resistant, and high-strength. These materials should also […]

robot-hand

Maintenance of Injection Molding Machine Robot

Maintenance of Injection Molding Machine Robot Maintenance of Injection Molding Machine Robot From the perspective of maintaining long-term operation of the injection molding machine robot, always paying attention to some important operating conditions will reduce downtime and reduce costs. Here are a few things to pay attention to. 1. Rails and bearings The guide rails […]

underfilling

12 Ways to Deal with Underfilling of Injection Molded Parts

12 Ways to Deal with Underfilling of Injection Molded Parts Causes and solutions for underfilling of injection molded parts Underfilling is the phenomenon that the injection material does not completely fill the mold cavity and causes the part to be incomplete. It usually occurs in the thin-walled area or the area away from the gate. There is […]

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