Injection Molding Problem Solving Guide
imtech design operates the full suite of Moldflow programs for injection moulding advice and can help solve most injection moulding problems, but for those on the move we have also developed a handy mobile injection molding troubleshooter and problem solver:
i-Moulder runs on apple iPhone, iPod Touch and Android smart phones can be downloaded free of charge from iTunes or the Android Market. See screen images below:
i-Moulder includes a problem solving guide and indicates typical methods for fine tuning the plastic injection moulding machine to reduce the occurrence of common molding problems including:-
Parts stick in the mould, Flash, Poor Weld Lines, Burn marks, Short Shots, Pit Marks,
Surface Ripples, Sink Marks, Voids, Splay Marks / De-lamination, Discoloration, Warpage / Distortion, Brittleness, Nozzle drool, Incomplete melting of pellets.
Sink Mark Depth Calculation
Cosmetic appearance of plastic injection moldings is often paramount to the percieved quality and succes of the product.
This handy Sink Mark Guide may help designers identify potential areas of concern, particularly when deciding how design major visual areas and any "B" surface ribs. Click Here |
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Material Processing Guide
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Access generic polymer materials processing guide.
Click the link to the right for big screen viewing or bookmark. www.moldtrial.mobi in your mobile phone browser.
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Weld and Meld lines
Weld lines, Knit lines and
meld lines are generally caused by holes or inserts in the part,
multiple gates, variable wall thickness or hesitation and race
track effects.
Click Here to view an overview of how weld lines form and what influences their visibility and quality. |
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imtech design Moldflow Engineering Services
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