Menene zazzabi da ya dace don busa samfuran da aka gyara

Darajar zafin ranaBude kayayyakin da aka gyaragaba daya tsakanin 180 ℃ da 220 ℃. A cikin wannan yanayin zafin jiki, filastik na iya narke cikakke, suna da kyau m, sauƙaƙe fadada wuce gona da iri, don haka tabbatar da daidaitawa da ƙarfin samfurin. ‌

Bukatun zazzabi don kayan daban-daban da kayayyaki

HDPE: yawan zafin jiki naBude injin moldGabaɗaya ya kasance tsakanin 170-210 ℃, kuma takamaiman sigogin zafin jiki yana buƙatar gyara girman samfurin. Smallaramar samfurori suna da ƙananan yanayin zafi, yayin da manyan samfuri na buƙatar mafi girma yanayin zafi. Lowerarancin zazzabi zai iya haifar da ƙwayar cuta, yayin da zazzabi mai zafi zai iya haifar da bangon al'ada mara kauri daga samfurin.

Items na TPV: Da shawarar bushewa don busa mai ƙarfi shine 170 ± 10 ℃, an ba da shawarar yawan zafin jiki na ƙasa da ƙasa 40 ℃. Rage zafin zafin jiki na mold yana taimakawa tare da dannawa da kayan kwalliya da saurin sarrafawa, amma na iya shafar bayyanar da ƙarfin samfurin.

Tasirin zafin jiki akan ingancin rashi

Low zazzabi: zai iya haifar da filastik don narkewa gaba ɗaya, yana shafar ingancin busa ƙaho, wanda ya haifar da lahani da kuma rage kayan ado da aiki.

Babban zazzabi: Yana iya haifar da yawan narkewar da yawa da fadada filastik, wanda zai iya samar da kumfa a cikin samfurin, ya shafi kaddarorin injiniyan. Bugu da kari, yanayin zafi yana iya haifar da filastik don bazu, yana haifar da gas mai cutarwa waɗanda ke haifar da barazana ga lafiyar ɗan adam da muhalli.

Takamaiman matakan don sarrafa zafin jiki

Dandalin abu: Kafin busa ƙira, tabbatar da cewa kayan ya cika sosai don guje wa ramuka na iska ko homo wanda zai iya shafar fassarar samfurin ƙarshe.

Tsutsiya zazzabi na Billet: zazzabi mai dumama na Billlet yana buƙatar sarrafawa sosai. Idan ya yi yawa, danko na kayan molten zai ragu kuma yana da sauƙin lalacewa. Idan ya yi ƙasa sosai, zai iya tara ƙarin damuwa na ciki a cikin samfurin, wanda yake mai yiwuwa ga fashewar damuwa yayin amfani.