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MPI/CO-INJECTION predicts and optimizes the injection molding process of 2 thermoplastic polymers, ensuring proper material distribution, thickness determination, and transition time for efficient production. It helps refine part and runner system designs, leading to time and cost savings.
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MPI/CO-INJECTION Injection molding of 2 thermoplastic polymers
MPI/CO-INJECTION Predicts the injection molding of 2 thermoplastic polymers, and their distribution through the part thickness.
What does MPI/Co-Injection do ? • Optimize Filling and Packing conditions of 2 co-injected polymers • Predict penetration of core material • Predict thickness of skin material • Determine the transition time for material change • Optimize material usage • Refine Part and Runner System design
MPI/Co-Injection - Benefits • Time to Market • part fills correctly first time • less mold trials • Part Quality • identify and minimize molding problems • Cost Savings • efficient production
Key Issues Addressed • Will the Part fill ? • When to set the transition point of material change • too early - core material ‘bleeds through’ skin • too late - inefficient use of core material • Speed of Injection • Optimal use of materials