Faɗaɗawar Bawuloli na Roba

Ko da yake wani lokacin ana ɗaukar bawuloli na filastik a matsayin samfuri na musamman—babban zaɓi na waɗanda ke yin ko ƙera kayayyakin bututun filastik don tsarin masana'antu ko waɗanda dole ne su sami kayan aiki masu tsafta sosai—idan aka yi la'akari da cewa waɗannan bawuloli ba su da amfani da yawa na gabaɗaya, ba a iya gani sosai. A zahiri, bawuloli na filastik a yau suna da amfani iri-iri kamar yadda nau'ikan kayan aiki masu faɗaɗawa da kuma ƙwararrun masu ƙira waɗanda ke buƙatar waɗannan kayan suna nufin ƙarin hanyoyi don amfani da waɗannan kayan aikin masu amfani.

DUKIYOYIN ROBA
Fa'idodin bawuloli na filastik suna da faɗi—tsaftacewa, juriya ga sinadarai da gogewa; santsi a cikin bango; nauyi mai sauƙi; sauƙin shigarwa; tsawon rai; da ƙarancin farashin zagayowar rayuwa. Waɗannan fa'idodin sun haifar da karɓar bawuloli na filastik a aikace-aikacen kasuwanci da masana'antu kamar rarraba ruwa, maganin sharar gida, sarrafa ƙarfe da sinadarai, abinci da magunguna, masana'antun wutar lantarki, matatun mai da ƙari.
Ana iya ƙera bawuloli na filastik daga kayayyaki daban-daban da ake amfani da su a cikin tsare-tsare daban-daban. Bawuloli na filastik da aka fi sani an yi su ne da polyvinyl chloride (PVC), polyvinyl chloride (CPVC), polypropylene (PP), da polyvinylidene fluoride (PVDF). Bawuloli na PVC da CPVC galibi ana haɗa su zuwa tsarin bututu ta hanyar ƙarshen soket na siminti, ko ƙarshen zare da flange; yayin da, PP da PVDF suna buƙatar haɗa sassan tsarin bututu, ko dai ta hanyar fasahar zafi, butt- ko electro-fusion.

Duk da cewa polypropylene yana da rabin ƙarfin PVC da CPVC, yana da juriya mafi yawa ga sinadarai saboda babu wani abu da aka sani na narkewa. PP yana aiki da kyau a cikin acetic acid da hydroxides mai ƙarfi, kuma ya dace da mafi sauƙin mafita na yawancin acid, alkalis, gishiri da yawancin sinadarai na halitta.

Ana samun PP a matsayin abu mai launi ko mara launi (na halitta). PP na halitta yana lalacewa sosai ta hanyar hasken ultraviolet (UV), amma mahaɗan da ke ɗauke da fiye da kashi 2.5% na launin baƙin carbon suna da daidaiton UV.

Ana amfani da tsarin bututun PVDF a fannoni daban-daban na masana'antu, tun daga magunguna har zuwa hakar ma'adinai saboda ƙarfin PVDF, zafin aiki da juriyar sinadarai ga gishiri, acid mai ƙarfi, tushen narkewa da sauran sinadarai masu yawa na halitta. Ba kamar PP ba, PVDF ba ya lalacewa ta hanyar hasken rana; duk da haka, filastik ɗin yana da haske ga hasken rana kuma yana iya fallasa ruwan ga hasken UV. Duk da cewa tsari na halitta, wanda ba shi da launi na PVDF yana da kyau don aikace-aikacen cikin gida mai tsabta, ƙara launi kamar ja mai kyau zai ba da damar fallasa ga hasken rana ba tare da wani mummunan tasiri ga yanayin ruwa ba.