Zeziphi izinto ezinokuthi zithathe indawo ye-PP endaweni ye-PVC?
1. Umahluko kumbala: Izinto ze-PP azinakwenziwa zibonakale, kwaye imibala esetyenziswa kakhulu yimibala ephambili (umbala wendalo wezinto ze-PP), umbala ongwevu oluhlaza okwesibhakabhaka, umbala omhlophe weporcelain, njl. I-PVC inombala otyebileyo, ngokubanzi umbala wayo ungwevu omnyama, umbala ongwevu okhanyayo, umbala ongwevu, uphondo lwendlovu, umbala ocacileyo, njl.
2. Umahluko kubunzima: Ibhodi yePP ayixinene kangako kunebhodi yePVC, kwaye iPVC inoxinano olukhulu, ngoko ke iPVC inzima.
3. Ukumelana ne-asidi kunye ne-alkali: Ukumelana ne-asidi kunye ne-alkali ye-PVC kungcono kunokwebhodi ye-PP, kodwa ubume bayo buthambile kwaye buqinile, bumelana nemisebe ye-ultraviolet, bunokumelana notshintsho lwemozulu ixesha elide, abutshi, kwaye bunobuthi obukhanyayo.
