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Custom Injection Molding

The first question that came to my mind when I heard the term Custom injection moulding is What is Custom injection molding? Custom Injection molding refers to the manufacture of plastic components for specific applications, namely, the customization of components according to the needs of the customer.

Plastic Injection Mold Custom Parts

The injection mold is a process in which the plastic granules melt and inject at high pressure into the mold cavity. The mold part is removed and the process is repeated. The finished product can be used as-is or as a component of another product. To do this, a machine and injection molding device is required (often called a mold or mold). The molding machine includes a clamp unit to automatically open and close the mold and the injection unit to heat and inject the material into the closed mold. The injection mold uses very high pressure and the machine is usually hydraulic or, increasingly, electrical. The tool for the production application of injection mold should be able to survive under high pressure and made of steel or aluminum. High potential tool costs often determine the cost of plastic molding applications. Injection molding is an effective way to create custom parts.

custom injection molding

The Process Failed

The Injection Molding Process Consists Of 3 Main Components:

  • The first injection tool to melt,
  • The second is transmitting plastic,
  • And the last mold is made to measure so that it will provide controlled pressure.

The injection Unit melted the plastic granules and then injecting them into a mold using a worm or a piston injector. Alternative screws offer the possibility of injecting a smaller amount of resin in the total injection amount, which is more likely for the production of smaller parts. After injection, the mold is cooled constantly until the resin reaches the temperature to harden.

Complications With Injection Molding

Plastic Mold complications are rare and can be easily avoided by giving special attention to the mold design, the process itself, and the maintenance of your equipment. Parts can be burned or burned when the temperature is too high, which is sometimes due to cycle times, which may be too long. This causes the resin to become overheated. The deformation of the piece occurs when the mold surface temperature is uneven. Surface imperfections (commonly known as bubbles) occur when the melting temperature is too high, which causes the resin to be degraded and gas production. It can also be caused by moisture in the resin. Another complication is the incomplete filling of the cavity, which occurs when the number of resins released in the mold is insufficient or when the injection rate is too slow, resulting in resin freezing.

Manage Custom Injection Molding Business

Custom prints are competitive and for the survival industry, you should find your niche market. Nowadays, most mold makers in the company have found a niche. Thanks to experience, prints have been able to form certain types or form specific models so that they work in specific market segments. In other words, he gained experience and remained faithful to it.


Plastic Mould Manufacturers
GC PRECISION MOLD CO.LTD (DongGuan Junye Precision Mould Co., Ltd). Copyright 2016
Tel:+86-0769 33857766 Contact: Mr. Zheng
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