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  1. Thread: Nozzel plugging

    by dinho
    Replies
    4
    Views
    2,174

    Re: Nozzel plugging

    Hi,

    1- Yes, I did a mold balance.
    2- yes, all cavities are equal (24.70, 24.70, 24.71, 24.76 grams)
    3- Yes, I did it with 0bar in pack pressure.
    For the real temperature in each gate, I didn't...
  2. Thread: Nozzel plugging

    by dinho
    Replies
    4
    Views
    2,174

    Re: Nozzel plugging

    thank you, sir, I appreciate your suggestion.
  3. Thread: Nozzel plugging

    by dinho
    Replies
    4
    Views
    2,174

    Nozzel plugging

    Hi all,

    New day with new injection molding problem. The issue this time is nozzle plugging, we face this problem during the start-up and sometimes when the machine works in automatic. We have a...
  4. Replies
    7
    Views
    1,512

    Re: White streaks or spots

    thank you for your suggestion, I will check them.
  5. Replies
    7
    Views
    1,512

    Re: White streaks or spots

    thank you I will check them.
  6. Replies
    7
    Views
    1,512

    Re: White streaks or spots

    Hi,
    1- yes the location is the same.
    2- the part is like a "cup" and the location of the gate is in the bottom "direct injection", the defect is between 30/50 mm/Sec (between 30/60 mm for...
  7. Replies
    7
    Views
    1,512

    Re: White streaks or spots

    N.B: I think that is a fiber accumulation.
  8. Replies
    7
    Views
    1,512

    White streaks or spots

    Hi all,

    New day with a new challenge in injection molding. the problem that I face in the injection is white spots or streaks in the intern of the part, the material I use is Nylon with Glass...
  9. Replies
    6
    Views
    807

    Re: Brown spot defect

    yes, I fix it. as you said I worked on the injection speed in the level of filling this area of the part and the results were Good.
    Thank you very much for your support.
  10. Replies
    6
    Views
    807

    Re: Brown spot defect

    thank you, I take your advice into consideration and I will give you the feedback.
  11. Replies
    6
    Views
    807

    Re: Brown spot defect

    Ok. thank you
  12. Replies
    6
    Views
    807

    Brown spot defect

    Hi all,

    This week we have an issue with Nylon6,6 GF30 injection a Brown spot appeared in the extremity of the part. First, we clean up the mold vents thinking that's a problem in gas evacuation...
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