I. Gabatarwar Samfura
Ana amfani da wannan kayan aiki don auna yawan narkewar ruwa (MFR) na robobi da resins daban-daban lokacin da suke cikin yanayin viscoelastic, a wani yanayi na zafin jiki da kaya, duk bayan minti 10. Ya dace da robobi na injiniya kamar polycarbonate, polysulfone, fluoroplastics, da nailan tare da yanayin zafi mai yawa, da kuma robobi masu ƙarancin zafin narkewa kamar polyethylene (PE), polystyrene (PS), polypropylene (PP), resin ABS, polyoxymethylene (POM), da resin polycarbonate (PC). Ana amfani da shi sosai a cikin samar da robobi, kayayyakin filastik, masana'antar man fetur, jami'o'i masu alaƙa, cibiyoyin bincike, da sassan duba kayayyaki.
II. Cika ƙa'idar:
n GB/T3682-2000 《Ƙayyadadden ƙimar narkewar taro (MFR) da ƙimar narkewar girma da kwararar zafi (MVR) na thermoplastics》
n ISO 1133: 1997 "Plastics - Ƙayyade yawan narkewar taro (MFR) da kuma yawan narkewar girma (MVR) na thermoplastics"
n ASTM D1238 《Hanyar Gwaji ta Daidaitacce don Yawan Gudun Narkewar Thermoplastics ta ExtrusionPlastometer》
III. Hanyar gwaji: Hanyar inganci, hanyar girma (MFR/MVR)
IV. Hanyar nuni: Mai sarrafa allon taɓawa na inci 7