• Dent(The phenomena of large shrinkage or concave shrinkage hole appear in the process of injection moulding)
    Bensong Solution

    Bensong Solution:

    1. Increase the injection quantity.

    2. Increase gate size.

    3. Increase injection pressure and pressure retention.

    4. Reduce the barrel temperature and die temperature.

    5. Modify the design.


  • Flash side(Flying Edge Phenomenon in Injection Molding Processing)
    Bensong Solution

    Bensong Solution:

    1. Improve clamping force.

    2. Repair the mould.

    3. Choose materials with low fluidity.

    4. Adjusting injection pressure.


  • Burrs(PPS in the process of injection cage will appear in poor surface condition, no gloss phenomenon.)
    Bensong Solution

    1. Full exhaust.

    2. Increase injection speed and mould temperature (< 140 C).

    3. Increase the barrel speed.

    4. Increase dosage and injection pressure.


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