Litente tse koahetsoeng ka PVCE hlahella e le sehlopha sa mantlha sa masela a tekheniki a sebetsang hantle, a natefeloang ke ts'ebeliso e pharalletseng maemong a indasteri ea lefats'e. Sehlahisoa sena se fana ka litharollo tsa tšireletso tse ke keng tsa qojoa bakeng sa liindasteri tse fapaneng ho kenyeletsoa le lipalangoang tsa lefats'e tsa thepa, kaho ea meaho, tlhahiso ea temo le tšireletso ea lits'ebeletso tsa kantle. Ka ho ithorisa ka ho hanyetsa ho thapolloa ho ikhethang ha ho kobeha le weft, ho hanyetsa ho phahameng ha meokho, bokhoni bo tsitsitseng ba ho se kenelle metsi le lits'ebeletso tse feto-fetohang tsa ho iketsetsa tse ikhethileng, li-tarpaulin tsa PVC tse boima li bone tlhoko e ntseng e eketseha ho tsoa mebarakeng e ntseng e hola ho pholletsa le Bochabela bo Hare, Afrika, Asia Boroa-bochabela le Amerika Boroa, li hapile kananelo e pharalletseng ho tsoa ho barekisi ba lefats'e ka bophara.
Jwalo ka bafepedi ba mantlha ketane ya phepelo ya tarpaulin ya PVC ya lefatshe ka bophara, bahlahisi ba Machaena ba fana ka meqolo ya tarpaulin e phethetsweng ka bongata le dikoahelo tsa tarpaulin tse entsweng ka ho kgetheha bakeng sa merero e fapaneng ya boenjiniere le ya kgwebo ya mose ho maoatle. Ho ikamahanya le maemo a ntseng a eketseha a mmaraka wa lefatshe le ditlhoko tsa basebedisi ba ho qetela, bahlahisi ba malapeng ba ntse ba ntlafatsa le ho ntlafatsa diforomo tsa thepa le mahlale a tlhahiso ka ho tswela pele.
Li-tarpaulin tsa sejoale-joale tsa PVC tse ntlafalitsoeng li kopanya thepa e mengata e ntlafalitsoeng ea ts'ebetso, ho kenyeletsoa ho tsitsisa UV, ho thibela hlobo le ho thibela malakabe. Mefuta e ikhethileng e ikhethileng le eona e ntlafalitsoe ka ho hanyetsa serame se batang mochesong o tlase, e leng se nolofalletsang ts'ebetso e tsitsitseng libakeng tse mpe le tse thata tsa kantle. Moralo oa sehlahisoa se secha se bobebe le se matla se fetohile mokhoa o tloaelehileng oa ntlafatso ea indasteri, o fokotsang ka katleho litšenyehelo tsa ho sebetsana le letsoho le ho kenya sebakeng sa marang-rang bakeng sa basebelisi ba tlase. Bakeng sa merero ea litefiso tsa machabeng le litaelo tsa theko ea mmuso, litifikeiti tsa liteko tse nang le matla tse koahelang matla a ho tensile a warp-weft, ho hanyetsa meokho le ts'ebetso ea khatello ea hydrostatic e se e le litokomane tse tloaelehileng tse hlokahalang.
Ho sa tsotellehe tebello e tšepisang ea 'maraka, indasteri ea tarpaulin ea PVC ea lefats'e e ntse e tobane le liphephetso tse bonahalang tsa ts'ebetso. Ho feto-fetoha khafetsa ha litheko tsa thepa e tala ho baka khatello e tsoelang pele litšenyehelong tsa tlhahiso ea bahlahisi le maano a litheko tsa kantle ho naha. Ho phaella moo, litekanyetso tse thata tsa machaba tsa ho latela tikoloho le polokeho tse kang REACH, RoHS le California Prop 65 li qobella likhoebo tsa kantle ho naha ho fetola mekhoa ea thepa e tala, ho amohela lits'ebetso tsa tlhahiso ea ho koahela tse mosa tikolohong, le ho phethela liteko tsa boleng ba setsebi tsa motho oa boraro pele ho tlisoa sehlahisoa.
Tlas'a nalane ena ea indasteri, thepa ea PVC e tšoarellang, e ka sebelisoang hape le e se nang phthalate e fetohile tlholisano ea bohlokoa bakeng sa likhoebo tse etsang khoebo ea tarpaulin ho tšela meeli.
Bahlahlobi ba indasteri ba boloka tebello e ntle 'marakeng oa lefats'e oa PVC oa tarpaulin, ba bolela esale pele kholo e tsitsitseng le e tsitsitseng lilemong tse 'maloa tse tlang. Bareki ba lefats'e ka bophara ba ntse ba fetola butle-butle tlhokomelo ea bona ea theko ho tloha lihlahisoa tse theko e tlase, tsa motheo tsa setso ho ea ho li-tarpaulin tsa boleng bo holimo, tsa tšebeletso e telele le tse netefalitsoeng ka botlalo. Lihlahisoa tsena tse sebetsang hantle li sebetsa haholo ho meralo ea lera le thata, lits'ebeletso tsa thuso ea likoluoa tsa tšohanyetso, meralo ea papatso ea kantle le maemo a mang a maemo a holimo.
Nakong e tlang, bafepedi ba PVC tarpaulin ba ka bolokang boleng bo tsitsitseng ba sehlahisoa, ba fanang ka litokomane tse felletseng tsa mangolo le ho netefatsa hore lipotoloho tse sebetsang hantle tsa ho fana ka thepa li tla ba boemong bo phahameng 'marakeng oa khoebo oa lefats'e o nang le tlholisano e matla.
Nako ea poso: Loetse-04-2026
