Igishashara cya polyethylene ni ikintu cyingirakamaro mu gutwika ifu, kigira uruhare runini mu kunoza imyambarire, kworoha, kurwanya ubukana no gutesha agaciro, dore intangiriro ngufi ku gishashara cya polyethylene mu ifu y’ifu mu ngaruka zihariye zacyo.Ipfunyika ifu ni iki?P ...
Umuyoboro wa PVC urashobora kugabanywamo PVC yoroshye na PVC ikomeye.Rigid PVC yari hafi 2/3 by'isoko, PVC yoroshye yari hafi 1/3 cy'isoko.Imiyoboro yoroshye ya PVC ikoreshwa mubutaka, hejuru no hejuru yimpu, Ariko kubera ko PVC yoroshye irimo plasitike (nayo itandukanye ...