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yenziwa njani iphepha lePVC?
Indlela yokuvelisa iphepha leplastiki?Ibandakanywe la manyathelo alandelayo: i-calendering imathiriyeli yeplastiki enyibilikisiweyo ngamakhalenda kwiphepha leplastiki elinyibilikayo elinobungqingqwa obumiselwe kwangaphambili, ukupholisa ngokukhawuleza kunye nokuseta iphepha leplastiki elinyibilikayo elinamanzi abandayo, ukususa amanzi kwifilimu yeplastiki epholileyo, ukushisa...Funda ngokugqithisileyo
