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    Injection molding hydraulic mechanism

    I am a beginner. I am interested to know about mechanism of mechanical, electrical and hydraullics part working.
    Like I wish to understand Pressure is developed from Pump and it picks oil from Oil...
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    Injection Molding Clampage

    What is formula to calculate machine clampage required?I need a very basic formula to get the answer.
    I have following questions
    Whether the hot runner and cold runner mold with same weight varies...
  3. What is possible reasons for Hot Runner Heater shot?

    I am running hot runner molds in production. My hot runner heaters get shot and dead frequently. What are possible reasons for this?
    Any idea or suggestion?
  4. Re: How to increase weight from machine parameters?

    Thank you for valuable information
  5. Thread: Mold Life

    by Sunny
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    8,566

    Re: Mold Life

    This is very useful data. I have studied it very carefully. I am waiting for spreadsheets from your side.
    Can I get your What's App contact number please?
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    How to release food grade part from Mold?

    My food grade part is having issue of gripping when I eject it from mold by running ejector. Part sticks to the mold and I have to manually eject it by hand.Since it is food grade so I can not use...
  7. Re: How to increase weight from machine parameters?

    Thank you very much. Pack pressure means back pressure rigt?Jaydub?
  8. Thread: Mold Life

    by Sunny
    Replies
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    8,566

    Re: Mold Life

    Can you provide me some references for this or any excel sheet as a format to get it understand thoroughly?
  9. Re: How to increase weight from machine parameters?

    I just want to add 0.2 Gram total weight is 2gram of part
  10. How to increase weight from machine parameters?

    I have to increase weight of my product of 0.2 grams.
    Can anyone suggest what parameters of machine can I use to add weight?
    It's only 0.2 gram .
    Either Mold temperatures , Charging pressure or...
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    Re: Part thickness change for one run to another

    Well I think you should check whether your machine is developing same clamping for each turn or you can use another machine and compare production.
  12. Thread: Mold Life

    by Sunny
    Replies
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    8,566

    Mold Life

    Can anyone please suggest me how I can calculate mold life of my molds. I have been facing so many issues as breakdown regarding mold maintenance. I want to work on mold life so I can develop new...
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    Re: Mold Open End Alarm

    issue is resolved. Thank you to all for your concern. Ejector plate delay time was set to zero mistakenly so mold was showing alarm .
  14. Re: What should be the nominal temperature to operate LDPE material?

    I have tried LDPE from two different sources but still facing same problem. I have read melting point of LDPE is 110. I am not sure may be when we cross melting point the smell generates. May be I am...
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    Mold Open End Alarm

    I am setting my mold opening stroke position at 250 mm. Machine is operated on Auto mode . When mold open it moves to 255mm byself and gives alarm of "Mold Open End Alarm"
    Please help me what to...
  16. Re: What should be the nominal temperature to operate LDPE material?

    Any reference ? When I operated it on 230 and 20 the part smells after production and this is not allowed in food grade production.
  17. What should be the nominal temperature to operate LDPE material?

    I am asking about Barrel Temperature and also Hot runner temperature.
    For PP i have studied it should be 190-210 C. But I am not clear about LDPE
  18. Thread: Arburg problem

    by Sunny
    Replies
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    15,899

    Re: Arburg problem

    I countered same problem one year ago. My friend please check your oil filter whether it is clean or dirty. The other option is check either some particle e.g chip is blocked in the hydraulic oil...
  19. Thread: Dry cycle time

    by Sunny
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    12,840

    Re: Dry cycle time

    Thank You Suhas . My Idea is clear now.
  20. Thread: Dry cycle time

    by Sunny
    Replies
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    12,840

    Dry cycle time

    Please define what is dry cycle time in injection molding?
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    Re: Thinwall moulding

    LIENFA from Taiwan is very good machinery for thin wall. I am operating it on 4.8 sec
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