Ithayela lendabuko, njengethayela elicwebezelisiwe, yize ukubukeka kwekhwalithi yezinto zobumba ezinhle, ezinemibala, kodwa eziqinile kunzima, kulula ukuzilimaza, ukufakwa okunzima, ukulungiswa okunzima, izindleko eziphezulu; Nakuba intengo ye-asphalt shingles iphansi, ukusebenza kokulwa nokuguga kubi futhi impilo yesevisi imfushane; Nakuba ithayela lensimbi elinombala lilula futhi kulula ukulifaka, izinto zeshidi lensimbi kulula ukuzigqwala nokugqwala; I-asbestos shingles iqukethe izinto ezikhipha imisebe futhi zibhekwa njengemikhiqizo ephelelwe yisikhathi……
I-shingle ye-asbestos
Ithayela le-resin yokwenziwa lifingqe izinzuzo zezinto zethayela zendabuko, futhi lathuthukisa ukushiyeka okukhona. Ukwakheka kwalo okuyinhloko yi-resin ye-PVC, ubuso bayo yi-resin yobunjiniyela ye-ASA enokumelana nesimo sezulu okuphezulu kakhulu, phakathi nendawo ungqimba lwamathambo, olungathuthukisa ukuqina kanye nokumelana nomthelela wethayela le-resin, phansi ungqimba olusha lwe-PVC olungagugi, ukusetshenziswa kwezingqimba ezintathu zobuchwepheshe be-co-extrusion lapho selwakhiwe, olunokumelana nesimo sezulu okuphezulu kakhulu kokugqwala, ukumelana nokugqwala kanye nokuqina.
Ithayela le-resin elenziwe ngezinto zokwenziwa
I-ASA resin tile ebusweni bayo yemvelo inamandla kakhulu okumelana nesimo sezulu, ingenza i-resin tile yokwenziwa ibe sesimweni sokukhanya kwe-ultraviolet isikhathi eside, umswakama, ukushisa, ukubanda, izimo ezinzima, isakwazi ukugcina umbala nokusebenza kahle ngokomzimba, okufakazelwe ngokuhlola, i-resin tile yokwenziwa ifakazelwe ku-60% wezinhlobo ezilandelayo ze-asidi, i-alkali nosawoti emanzini amahora angama-24 ngaphandle kokusabela kwamakhemikhali, ngemuva kombiko wokuhlolwa kokuguga kokwenziwa (ukuguga okwenziwayo amahora angama-8000, okulingana nokusetshenziswa kwangempela kweminyaka engaphezu kwengu-30), isetshenziswa kabanzi ekwakhiweni okusha kwasemakhaya, izindlu, ama-villa, ezentengiselwano, zezimboni, ezolimo kanye nezindawo zomphakathi ezindaweni ezifana nophahla njengokusetshenziswa kokuhlobisa okungangeni manzi, kufanelekile kakhulu ezindaweni ezisogwini zosawoti, ukumelana nokugqwala kunamandla, futhi ukungcola komoya okukhulu kusetshenziswa uphahla.
Isikhathi sokuthunyelwe: Okthoba-19-2022



