Babban rauni mai yawa PP

Daya daga cikin rashin amfanin polypropylene shine low narke karfi da kuma rashin juriya ga narkewa. Amorphous polymers kamar abss da PS yawanci suna nuna roba kamar na roba a cikin kewayon zazzabi mai fadi, yayin da Semi Crystalline ba ya yin amfani da Polypropyline ba. Wannan rashi yana haifar da Polypropylene ba zai iya zama lermrofed akan wani fadi zafin jiki kewayo. Matsayi mai laushi da Melting Point suna da kusanci, kuma da zarar ya kai ga Mallaka m, da kuma kariyar narke ta rushe sosai, kai ga babban raguwa a cikin narkewar ƙarfi. Wannan yana haifar da bangon bango mara kyau na samfurin a cikin thermoforming ramuka lokacin da aka fitar da shi, yana iyakance aikace-aikacen Polypropylene a wasu yankuna. Babban narke Polypropylene (HMSPP) yana nufin Polypropolylene wanda Numbin karfi ba shi da matukar kulawa da yawan zafin jiki da kuma yawan ci gaba da kuma ci gaba da bunkasa polypropylene