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China Injection Molding
  • Home
  • About Us
    • Company Overview
    • Quality Control of Injection Molding
    • Plastic Injection Facilities
  • Products
    • Rapid Prototyping Service
    • Plastic Injection Molding
    • CNC Machining Services
    • Low-Volume Manufacturing Services
  • Service
    • Injection Mold Making
    • Injection Mold Design
    • Custom Injection Molding
  • News
  • Contact Us
86-752-6682869
Working Days

Mon - Sun / 9:00 AM - 8:00 PM
Email:

info@jasonmolding.com
China Injection Molding > News > plastic injection molding
  • Causes and solutions for swelling and bubbling of injection molding parts

    • December 23, 2019
    • Posted by: ys
    • Category: additive manufacturing, Company News, Low Volume Manufacturing, plastic injection molding, Rapid Prototyping Service
    No Comments

    Some plastic parts after demoulding, have swelling or bubbling on the back of metal insert or in the extra thick parts. This is due to the expansion of the released gas under the action of internal pressure on the plastic which has not been completely cooled and hardened. JasonMould works with you for details. Solutions:

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  • WHY IS IT SO EXPENSIVE TO OPEN A SET OF PLASTIC MOULD?

    • December 20, 2019
    • Posted by: ys
    • Category: plastic injection molding
    No Comments

    “Why is the cost of mold opening so expensive” is probably the voice of most customers! But in the eyes of Xiaobian, there is a trace to follow when opening a set of plastic mold. 1) Plastic mold belongs to customized products, not ordinary standard parts. 2) The difficulty degree of product structure determines the

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  • Lettering on the surface of injection mold

    • December 18, 2019
    • Posted by: ys
    • Category: additive manufacturing, Company News, Low Volume Manufacturing, plastic injection molding, Rapid Prototyping Service
    No Comments

    We often see all kinds of patterns and Numbers on plastic pieces, and these Numbers are different. How to carve these Numbers and patterns on these molds, we have these kinds of common methods. The first is directly through the engraving machine engraved on the mold. This is usually used when the font or pattern

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  • CRACKING OF COMMON PROBLEMS IN INJECTION MOLDING

    • December 16, 2019
    • Posted by: ys
    • Category: plastic injection molding
    No Comments

    Cracking is a common defect of plastic products, which is mainly caused by stress and deformation. It mainly includes residual stress, external stress and stress deformation caused by external environment. (I) cracking caused by residual stress The residual stress is mainly caused by the following three conditions, i.e. overfilling, demoulding and pushing out and metal

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  • What information should be provided to the manufacturer for the injection molding process?

    • December 13, 2019
    • Posted by: ys
    • Category: additive manufacturing, Company News, Low Volume Manufacturing, plastic injection molding, Rapid Prototyping Service
    No Comments

    Many customers need injection molding after a product is newly designed. When a new product needs tool making, what information should the customer provide to the manufacturer? JasonMould share you a general idea of what is required for tool making and injection molding. 3D CAD file of product. Bill of material ( including materials required

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  • COMMON PROBLEMS IN INJECTION MOLDING INSUFFICIENT FILLING

    • December 11, 2019
    • Posted by: ys
    • Category: additive manufacturing, Company News, Low Volume Manufacturing, plastic injection molding, Rapid Prototyping Service
    No Comments

    The main reasons for insufficient filling are as follows: 1) insufficient resin capacity. 2) insufficient pressure in the cavity. 3) resin fluidity is insufficient. 4) poor exhaust effect. As an improvement measure, we can start from the following aspects: 1) lengthen the injection time to prevent the resin countercurrent before the gate solidification due to

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  • What Are The Two Part Of a Plastic Injection Mold?

    • December 9, 2019
    • Posted by: ys
    • Category: additive manufacturing, Company News, Low Volume Manufacturing, plastic injection molding, Rapid Prototyping Service
    No Comments

    Injection molding is a processing method used in mass production of complex parts. Specific principle refers to: heat melting plastic raw materials by injection molding machine screw into the mold cavity, after cooling and curing, plastic forming products. The plastic mold consists of two parts: moving mold and fixed mold. The moving mold is installed

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  • HOW TO AVOID DEFORMATION IN MOULD MANUFACTURING

    • December 6, 2019
    • Posted by: ys
    • Category: additive manufacturing, plastic injection molding
    No Comments

    In the process of mold manufacturing, deformation often occurs, so how to avoid the deformation in mold manufacturing? (1) the thickness of the product shall be as uniform as possible. (2) all parts of the cooling system are designed to make the cavity temperature uniform. (3) the pouring system can make the material flow symmetrical,

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  • Why Do Injection Moulds Need To Be Tested?

    • December 4, 2019
    • Posted by: ys
    • Category: additive manufacturing, Company News, Low Volume Manufacturing, plastic injection molding, Rapid Prototyping Service
    No Comments

    Defects in most injection molding products are caused during the plasticizing and injection phases of the injection molding parts, but are sometimes related to design irrationality, including the type of injection port, the number of mold cavities, location and size, the design of the cold and hot runner system, and the structure of the product

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  • WHAT SHOULD WE DO TO CONTROL THE QUALITY OF PLASTIC MOULD?

    • December 2, 2019
    • Posted by: ys
    • Category: Company News, plastic injection molding
    No Comments

    Now the plastic mold industry has higher and higher requirements for machine equipment and testing instruments! The price of CMM and other testing equipment is also increasing, which shows that the improvement of quality is the future development direction of the whole plastic mold industry. After more than 10 years of continuous exploration and learning,

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