3 design tips for improving sharp corners in mold

12-10-2023

In injection molding, sharp corners can cause a number of problems, including:

Reduced strength: Sharp corners create stress concentration points, which can weaken the part.

Increased mold complexity: Sharp corners can make the mold more difficult and expensive to design and manufacture.

Increased manufacturing time: Sharp corners can slow down the injection molding process.

Reduced surface finish: Sharp corners can cause surface defects in the molded part.


Three improvements:

1. The outside sharp corners

2. The sharp corners in the flow direction of plastic melt

3. The sharp corners in the joints of wall


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