III. Izixhobo kunye nenkqubo yokuvelisa i-lining coating
Ingubo yokwaleka yekomityi yilaphu elikhuselayo elikhusela ingaphakathi leekomityi zephepha le-ayisikhrim. Iindidi zezinto zokwaleka ezisetyenziswa rhoqo zezi zilandelayo.
A. Uhlobo lwezinto ezisetyenziselwa ukufakelwa kwelayini yeekomityi zephepha, ezifana ne-polyester, i-polyethylene, njl.njl.
1. I-Polyethylene
I-Polyethylene isetyenziswa kakhulu ekugqumeni iikomityi zephepha ngenxa yeempawu zayo ezintle zokumelana nokungangeni manzi kunye ne-oyile, kunye nexabiso layo eliphantsi. Ezi zinto ziyenza ifaneleke kwimveliso yeekomityi zephepha ze-ayisikhrim ezinkulu.
2. I-Polyester
Iingubo zepolyester zinokubonelela ngamanqanaba aphezulu okhuseleko. Ngaloo ndlela, zinokuthintela ivumba, ukungena kwamafutha, kunye nokungena kweoksijini. Ke ngoko, ipolyester idla ngokusetyenziswa kwiikomityi zephepha ezikumgangatho ophezulu.
3. I-PLA (i-polylactic acid)
I-PLA ayisebenzi kakuhle ekungangeni manzi, kodwa inxulunyaniswa nokukhuselwa kwendalo kwaye isetyenziswa kakhulu kwezinye iimarike ezikumgangatho ophezulu.
B. Yazisa inkqubo yokuvelisa, efana neendlela ezikhethekileyo zokugquma kunye nokuwelda
Inkqubo yokwenziwa kwengubo yelayini yeekomityi zephepha yile ilandelayo:
1. Itekhnoloji ekhethekileyo yokugquma
Kwinkqubo yokuvelisa iikomityi zephepha, i-lining coating isetyenziswa kakhulu ukuqinisekisa ukuba iikomityi azinamanzi kwaye azinawo ioyile. Indlela yokuqinisekisa ukuba i-coating isasazwa ngokulinganayo kuyo yonke ikomityi kukusebenzisa iteknoloji yanamhlanje yokujova. Okokuqala, i-sediment eyenziweyo iyabanjwa kwaye ilungiswe, ize ifakwe ngaphakathi kwikomityi yephepha.
2. Ukuwelda
Kwezinye iimeko, ukugqunywa okukhethekileyo kobugcisa akuyomfuneko. Kule meko, ulwelo lwangaphakathi lwekomityi yephepha lungasebenzisa iteknoloji yokutywina ubushushu (okanye ukuwelda). Le yinkqubo yokucinezela iileya ezininzi zezinto ezahlukeneyo kunye, ukugcina ulwelo lwangaphakathi kunye nomzimba wekomityi ziqinile. Ngokubonelela ngolwelo olukhuselekileyo oluthembekileyo, le nkqubo iqinisekisa ukuba ikomityi yephepha ihlala ixesha elide ukuya kwinqanaba elithile kwaye ayizukuvuza.
Oku kungasentla kukwazisa ngeentlobo zezinto kunye neenkqubo zokwenziwa kwengubo yelayini yeekomityi zephepha. Izinto ezifanai-polyethylene kunye ne-polyester zifanelekile kwiindidi ezahlukeneyo zekomityi yephephaKwaye iteknoloji ekhethekileyo yokugquma kunye neenkqubo zokwenza ii-welding zinokuqinisekisa umgangatho kunye nokusebenza kakuhle kwe-lining yekomityi yephepha.