Dalilan da ke shafar zafin roba

Ƙunƙarar roba wani nau'i ne na haɓakar haɓakar vulcanization, wanda ke nufin abin da ke faruwa a farkon vulcanization wanda ke faruwa a matakai daban-daban kafin vulcanization (gyara roba, ajiyar roba, extrusion, birgima, kafawa).Saboda haka, ana iya kiransa da wuri vulcanization.Ƙunƙarar roba wani nau'i ne na haɓakar haɓakar vulcanization, wanda ke nufin abin da ke faruwa a farkon vulcanization wanda ke faruwa a matakai daban-daban kafin vulcanization (gyara roba, ajiyar roba, extrusion, birgima, kafawa).Saboda haka, ana iya kiransa da wuri vulcanization.

Dalilin faruwar lamarin mai zafi:

(1) Ƙirar ƙira mara kyau, daidaita tsarin vulcanization mara daidaituwa, da yin amfani da wuce gona da iri na vulcanizing jamiái da accelerators.

(2) Ga wasu nau'ikan roba da ake buƙatar narkar da su, filastik ɗin bai dace da buƙatun ba, filastik ɗin ya yi ƙasa da ƙasa, kuma resin yana da ƙarfi sosai, yana haifar da haɓakar zafin jiki mai ƙarfi yayin aikin haɓakawa.Idan zafin abin nadi na na'urar tace roba ko wasu na'urorin nadi (kamar injin dawo da niƙa) ya yi girma da yawa kuma sanyaya bai isa ba, yana iya haifar da coking a wurin.

(3) Lokacin zazzage robar da aka gauraya, guntuwar sun yi kauri sosai, zafin zafi ba ya da kyau, ko kuma a ajiye su cikin gaggawa ba tare da sanyaya ba.Bugu da ƙari, rashin samun iska da yawan zafin jiki a cikin ɗakin ajiya na iya haifar da tara zafi, wanda kuma zai iya haifar da coking.

(4) Rashin kulawa a lokacin aikin ajiyar kayan roba ya haifar da ƙonewa na halitta ko da bayan an yi amfani da sauran lokacin ƙonewa.

Haɗarin ƙonewa:

Wahalar sarrafawa;Yana shafar kaddarorin jiki da santsin saman samfurin;Yana iya ma haifar da yanke haɗin gwiwa a mahaɗin samfur da sauran yanayi.

Hanyoyin hana kumburi:

(1) Zane na kayan roba ya kamata ya dace kuma ya dace, kamar yin amfani da hanyoyi masu yawa na hanzari kamar yadda zai yiwu.Danne zafi.Don daidaitawa zuwa babban zafin jiki, matsanancin matsa lamba, da matakan gyaran roba mai sauri, ana iya ƙara adadin da ya dace (0.3-0.5 sassa) na wakili na maganin coking zuwa dabarar.

(2) Ƙarfafa matakan sanyaya don kayan roba a cikin gyaran roba da kuma matakai masu zuwa, galibi ta hanyar sarrafa zafin injin, zafin nadi, da kuma tabbatar da isassun zazzagewar ruwa mai sanyaya, ta yadda zafin aiki bai wuce mahimmin mahimmancin coking ba.

(3) Kula da sarrafa kayan aikin roba da aka kammala, kuma kowane nau'in kayan yakamata ya kasance tare da katin kwarara.Aiwatar da ƙa'idar ajiya ta "farko a cikin, na farko", kuma ƙayyade iyakar lokacin ajiya don kowane abin hawa na kayan, wanda bai kamata a wuce shi ba.Ya kamata ma'ajin ya kasance yana da yanayi mai kyau na samun iska.