Injection Molding Machines Knowledge

Why Do Burn Marks or Scorching Appear on Injection Molded Products?

During the injection molding process, the appearance of black or yellow scorch marks on a product’s surface is a common defect. This issue leads to scrapped parts and reduced production efficiency. It also serves as a clear signal of underlying problems with the equipment or process parameters. Understanding the root cause of scorching is the […]

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What is the Role of Vertical Silicone Machines in the Mobile Phone Sector?

The Role of Vertical Silicone Machines in the Mobile Phone Sector Due to its eco-friendly nature and versatility, silicone products are increasingly integrated into everyday life. Liquid silicone rubber (LSR) protective covers offer several benefits: they are non-toxic, provide excellent cushioning, display high resistance to wear, are impervious to oil and water, possess good flexibility,

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What are the advantages required for a vertical injection molding machine?

In our lives, we are always inseparable from the things made of plastic materials: this is a vertical injection molding machine, with this machine, it will bring a lot of convenience to our lives, especially in the electronics industry and auto parts industry where the secondary rubber is encapsulated and inserted. It is precisely because

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What Conditions Are Required For Plasticization Of Injection Molding Machines?

The plasticizing process of a vertical phenolic injection molding machine is affected by a variety of factors, including back pressure, screw speed, and material temperature. Back pressure: A large back pressure facilitates the full and uniform plasticization of the molten material. However, excessively high temperatures can cause the molten material to cure prematurely, lose its

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What is plastic bait?

With the development of injection molding technology, plastic bait is now more and more realistic, and the fishing effect is getting better and better, which is loved by many anglers. In the production of plastic bait, in addition to strict production technology, a good bait vertical injection molding machine can often play half the job.

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How are optical spectacle lenses injection molded?

The raw materials commonly used for injection lenses are highly transparent PC and PMMA. Impact-resistant, wear-resistant, and inexpensive are their advantages. Its advantages are good transmittance, and the processing technology is simpler than that of PC, which can be processed by rotary vertical horizontal injection molding machine. For the injection molding of spectacle lenses, the quality

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Why does too high a temperature affect the quality of injection molding?

In the injection molding process of vertical injection molding machine, temperature is a very critical factor, and its level directly affects the quality of injection molding products So, what are the disadvantages of too high injection molding processing temperature? Thermal deformation of machinery: The moving parts with different thermal expansion coefficients of hydraulic components are

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