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Thread: Need advice about plastic molding

  1. #1
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    Need advice about plastic molding

    Hi

    We need to design prototype plastic optical fiber cable connector . There is need to encapsulate the cable into connector during molding . One suggested to put cable into mold and make plastic injection with inserted cable . I dont know whether it is right way to go as cable can be destroyed due to high temperature. The cable outer plastic cover is not resistant to high temperatures .
    Of course separate from cable connector with cable fixing is an option.
    Any advice ?

    Thanks in advance


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    i would need to know more about what you are trying to do,you want to mold a connector for fiber optic cable correct?are these short sections?too long of cable would be hard to insert into mold,and whats the max temp the cable could withstand,some plastics are low melt,around 360 -375 degrees,is this for joining two strands together?like a butt splice?i would guess you need a precise connector than that is aligned precise and holds them tight togther,i know nothing about optics,but have designed,built,and run injection molds for 25 years,so i could help is you gave more info on the needs and use
    steve


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    if you over mold the cable ends i see a problem with it flashing between the ends and that would block the cable from working,a split connector that was hinged so it folded around the cable and snap locked might be best


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    Hi SORCHEROR

    Yes these are short sections . Total connector length would be around 15 - 30 mm (not decided yet). Connector and cable are to be joined together during molding to keep cable tight and at controlled distance from sensor and protects sensor against water and other substances (the design to be used outdoor).
    Actually i don't know fiber optic temperature profile, and its manufacturer name, just guess that it is low temperature melting one .

    Thanks


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