久久精品国产亚洲欧美_午夜福利免视频100集2019_精品综合久久久久久888_亚洲欧美日韩一区在线观看_嗯啊开小嫩苞好深啊H服务员_国产精品乱码高清在线观看_我和妽妽的两天一夜_性欧美长视频免费观看不卡_朝鲜女人大白屁股ASS_成人无码一区二区三区网站久久精品国产亚洲欧美_午夜福利免视频100集2019_精品综合久久久久久888_亚洲欧美日韩一区在线观看_嗯啊开小嫩苞好深啊H服务员_国产精品乱码高清在线观看_我和妽妽的两天一夜_性欧美长视频免费观看不卡_朝鲜女人大白屁股ASS_成人无码一区二区三区网站

  • 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.