Filastik na kayan daban-daban suna da maki narke daban-daban:
Polypropylene: Matsakaicin zafin jiki na narkewa shine 165 ° C-170 ° C, kwanciyar hankali na thermal yana da kyau, bazuwar zafin jiki zai iya kaiwa sama da 300 ° C, kuma ya fara juyawa rawaya kuma ya lalace a 260 ° C a yanayin hulɗa da oxygen. , kuma yana da anisotropy a lokacin gyare-gyaren ƙananan zafin jiki.Yana da sauƙi a karkace ko karkatarwa saboda yanayin daidaitawar kwayoyin halitta, kuma yana da kyakkyawan aikin nadawa.Barbashin resin suna da nau'in kakin zuma.Matsakaicin sha ruwa bai wuce 0.02% ba.Abubuwan da aka yarda da danshi na gyare-gyare shine 0.05%.Don haka, ba a yin bushewa gabaɗaya yayin gyare-gyare.Ana iya bushe shi a kimanin 80 ° C na tsawon sa'o'i 1-2, kuma abubuwan da ke gudana suna da kula da yanayin zafi da kuma juzu'i yayin gyare-gyare.
Polyoxymethylene: Filastik ne mai zafin zafin jiki tare da wurin narkewa na 165 ° C, wanda zai lalace da gaske kuma ya juya rawaya a zazzabi na 240 ° C.Lokacin zama a zafin jiki na 210 ° C kada ya wuce minti 20.A cikin kewayon dumama na al'ada, zai bazu idan yana da zafi na dogon lokaci., Bayan bazuwar, za a yi wari da tsagewa.Samfurin yana tare da ratsi rawaya-launin ruwan kasa.Yawan POM shine 1.41-1.425.– 5 hours.
Polycarbonate: yana fara laushi a 215 ° C, yana farawa sama da 225 ° C, narke danko a ƙasa 260 ° C ya yi yawa, kuma samfurin yana da wuyar rashin isa.Yawan zafin jiki na gyare-gyare yana tsakanin 270 ° C da 320 ° C.Idan zafin jiki ya wuce 340 ° C, bazuwar zai faru, kuma bushewar zafin jiki Yanayin zafin jiki yana tsakanin 120 ℃ - 130 ℃, kuma lokacin bushewa ya fi 4 hours.Gudun polycarbonate gabaɗaya ba shi da launi kuma barbashi na gaskiya.
Lokacin aikawa: Oktoba-22-2022