Melt mass-flow rate (tseem hu ua MFI,) nws yog ib qho tseem ceeb heev rau cov ntaub ntawv yas, nws hais txog qhov ntau ntawm cov yaj ntws tawm ntawm cov resin yaj los ntawm cov txheej txheem capillary raj nyob rau hauv ib lub sij hawm ntawm lub sij hawm (feem ntau 10min) ntawm qhov kub thiab txias, hauv g / 10min.
Peb tau tsim MFI tester(Melt flow index tester) rau 20 xyoo, tshwj xeeb tshaj yog nyob rau xyoo tas los no, vim nws qhov kev ua tau zoo ruaj khov, kev ntsuas qhov tseeb, kev ua haujlwm yooj yim thiab zoo nkauj tau yeej txoj kev hlub ntawm cov neeg siv khoom hauv tsev thiab txawv teb chaws, thiab tam sim no MFI tester tau dhau los ua ib tus neeg muag khoom zoo tshaj plaws.
Peb xa cov MFI tester rau peb 8 xyoo kev koom tes nrog cov neeg siv khoom German niaj hnub no, vam tias lawv tuaj yeem tuaj txog sai sai.

