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문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

1506 질문
Q
Out-of-Tolerance Flatness of Block Copolymer Polypropylene Injection Molded Products
Q
Large Weight Fluctuation of Block Copolymer Polypropylene Injection Molded Products
Q
Out-of-Tolerance Roundness of Block Copolymer Polypropylene Injection Molded Products
A
Out-of-tolerance roundness is caused by non-uniform shrinkage, and needs to be improved from three aspects: cooling symmetry, gate design, and wall thickness uniformity.
Injection Molding out-of-tolerance roundnessanisotropic shrinkageuniform coolinggate positionuniform wall thickness
Q
Processing Difficulty Caused by Melt Flow Rate Mismatch of Block Copolymer Polypropylene Raw Material
A
MFR mismatch needs to be solved by selecting suitable grades and adjusting process parameters, and the key is to establish an incoming material MFR inspection system.
Injection Molding melt flow rategrade selectionincoming material inspectionprocess adjustmentraw material mixing
Q
Environmental Stress Cracking of Block Copolymer Polypropylene Injection Molded Products
Q
Stress Whitening Near the Gate of Block Copolymer Polypropylene Injection Molded Products
Q
Dimensions of Block Copolymer Polypropylene Injection Molded Products Continue to Change After Demolding
Q
Cracking/Microcracks Appearing on the Surface of Block Copolymer Polypropylene Injection Molded Products
Q
Uneven Color/Color Difference Appearing on Block Copolymer Polypropylene Injection Molded Products
Q
Underfilling/Short Shot of Block Copolymer Polypropylene Injection Molded Products
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