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  1. arthurchiang

    MFI what range of deviation is acceptable

    thread709-252160 Hi all Recently, we got a serious hinge and base broken issues and we sent defect samples to SGS lab. for MFI analysis, data shows MFI change from 22(raw material) to 28 g/10min under ASTM D-1238 260degree/2.16kg, We doublt that large ratio of re-cycle material has been added...

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