Akwai manyan nau'o'i shida na robobi da aka saba amfani da su, polyester (PET polyethylene terephthalate), polyethylene mai girma (HDPE), polyethylene mai ƙarancin yawa (LDPE), polypropylene (PP), polyvinyl chloride (PVC), polystyrene (PS).
Amma, kun san yadda ake gane waɗannan robobi?Yadda za a bunkasa naku "idanun wuta"?Zan koya muku wasu hanyoyi masu amfani, ba shi da wahala a san robobin da aka saba amfani da su a cikin daƙiƙa guda!
Akwai kusan hanyoyi masu zuwa don gano robobi: gano bayyanar, gano konewa, gano yawan yawa, tantancewar narkewa, gano sauran ƙarfi, da sauransu.
Hanyoyi biyu na farko suna da sauƙi kuma masu sauƙi don amfani, kuma suna iya gano irin waɗannan nau'ikan robobi da kyau.Hanyar gano yawan ƙima na iya rarraba robobi kuma galibi ana amfani dashi a aikin samarwa.Saboda haka, a nan mun fi gabatar da uku daga cikinsu.
Kowane filastik yana da halaye na kansa, tare da launuka daban-daban, mai sheki, bayyananne,taurin, da sauransu. Bayyanar bayyanar ita ce rarrabe nau'i daban-daban bisa gabayyanar halayena robobi.
Teburin da ke gaba yana nuna alamun bayyanar robobi da yawa.ƙwararrun ƙwararrun ƙwararrun ma'aikatan za su iya bambanta nau'ikan robobi daidai gwargwado bisa waɗannan halayen bayyanar.
Bayyanar bayyanar robobi da yawa da ake amfani da su
1. Polyethylene PE
Kayayyakin: Lokacin da ba a canza launin ba, yana da fari fari, mai shuɗi, da waxy;samfurin yana jin santsi lokacin da aka taɓa shi da hannu, mai laushi da tauri, kuma ɗan elongated.Gabaɗaya, ƙananan polyethylene mai ƙarancin ƙarfi yana da laushi kuma yana da mafi kyawun bayyananni, yayin da polyethylene mai girma ya fi wuya.
Kayayyakin gama gari: Fim ɗin filastik, jakunkuna, bututun ruwa, gangunan mai, kwalaben abin sha (kwalban madarar calcium), kayan yau da kullun, da sauransu.
2. Polypropylene PP
Properties: Yana da fari, translucent da waxy lokacin da ba launi;ya fi sauƙi fiye da polyethylene.Har ila yau, nuna gaskiya ya fi polyethylene da wuya fiye da polyethylene.Kyakkyawan juriya mai zafi, kyakkyawan numfashi, juriya mai zafi har zuwa 167 ° C.
Kayayyakin gama gari: kwalaye, ganga, fina-finai, kayan daki, jakunkuna da aka saka, hular kwalba, bumpers na mota, da sauransu.
3. Polystyrene PS
Kayayyakin: Bayyanawa lokacin da ba launi.Samfurin zai yi sautin ƙarfe lokacin da aka jefar ko buge shi.Yana da kyalkyali mai kyau da bayyanawa, kama da gilashi.Yana da karye kuma mai sauƙin karye.Kuna iya karce saman samfurin da farcen hannun ku.Polystyrene da aka gyara ba shi da kyau.
Kayayyakin gama gari: kayan rubutu, kofuna, kwantena abinci, akwatunan kayan aikin gida, na'urorin lantarki, da sauransu.
4. Polyvinyl chloride PVC
Kayayyakin: Launi na asali ya ɗan ɗanɗana rawaya, translucent da sheki.Gaskiyar ita ce mafi kyau fiye da polyethylene da polypropylene, amma mafi muni fiye da polystyrene.Dangane da adadin abubuwan da aka yi amfani da su, an raba shi zuwa PVC mai laushi da wuya.Samfura masu laushi suna sassauƙa da tauri, kuma suna jin m.Abubuwan da ke da wuya suna da taurin sama fiye da ƙananan ƙarancin polyethylene amma ƙasa da polypropylene, kuma farar fata zai faru a lanƙwasa.Yana iya jure zafi har zuwa 81°C.
Kayayyakin gama gari: safofin hannu, kayan wasan yara, sheaths na waya, kofofi da tagogi, kayan rubutu, kwantena na marufi, da sauransu.
5. Polyethylene terephthalate PET
Kayayyakin: Gaskiya mai kyau sosai, mafi kyawun ƙarfi da tauri fiye da polystyrene da polyvinyl chloride, ba sauƙin karyewa, santsi da haske.Mai jure wa acid da alkali, baya jure yanayin zafi, mai sauƙin lalacewa (zai iya jure yanayin zafi ƙasa da 69 ° C kawai).
Kayayyakin gama gari: samfuran kwalabe sau da yawa: kwalabe na Coke, kwalabe na ruwan ma'adinai, da sauransu.
Bugu da kari
Hakanan ana iya gano nau'ikan robobi guda shida da aka saba amfani da su ta hanyaralamomin sake yin amfani da su.Alamar sake amfani da ita yawanci a kasan akwati ne.Alamar Sinanci lamba ce mai lamba biyu tare da "0" a gaba.Alamar waje lamba ɗaya ce ba tare da "0".Lambobi masu zuwa suna wakiltar nau'in filastik iri ɗaya.Samfura daga masana'anta na yau da kullun suna da wannan alamar.Ta hanyar alamar sake yin amfani da ita, ana iya gano nau'in filastik daidai.
Don nau'ikan filastik na yau da kullun, ana iya amfani da hanyar konewa don gano su daidai.Gabaɗaya, kuna buƙatar ƙware wajen zaɓe kuma ku sami jagorar da zai jagorance ku na ɗan lokaci, ko kuma kuna iya samun robobi daban-daban kuma ku gudanar da gwaje-gwajen konewa da kanku, kuma kuna iya ƙware su ta hanyar kwatanta su da haddace su akai-akai.Babu gajeriyar hanya.NemanAna iya amfani da launi da ƙamshi na harshen wuta a lokacin konewa da kuma jihar bayan barin wuta a matsayin tushen ganewa.
Idan nau'in filastik ba za a iya tabbatar da shi daga yanayin konewa ba, ana iya zaɓar samfurori na nau'in filastik da aka sani don kwatantawa da ganewa don sakamako mafi kyau.
Filastik suna da yawa daban-daban, kuma al'amuran nutsewa da shawagi a cikin ruwa da sauran hanyoyin magance su ma sun bambanta.Ana iya amfani da mafita daban-daban donbambanta iri daban-daban.Ana nuna nau'ikan robobi da yawa da aka saba amfani da su da kuma yawan ruwa da ake amfani da su a cikin tebur da ke ƙasa.Ana iya zaɓar ruwa daban-daban bisa ga nau'ikan rabuwa.
Ana iya wanke PP da PE daga PET da ruwa, kuma PP, PE, PS, PA, da ABS za a iya wanke su tare da cikakken brine.
PP, PE, PS, PA, ABS, da PC za a iya fitar da su tare da cikakken bayani mai ruwa-ruwa na calcium chloride.PVC kawai yana da yawa iri ɗaya da PET kuma ba za a iya raba shi da PET ta hanyar iyo ba.
Lokacin aikawa: Nuwamba-30-2023