ʻO ka papa PP, i kapa ʻia ʻo polypropylene board, he mea semi-crystalline. ʻO ka papa PP he papa plastik i hana ʻia me ka resin PP ma ka hoʻohui ʻana i nā mea hoʻohui hana like ʻole ma o ka extrusion, calendering, hoʻomaha, ʻoki a me nā kaʻina hana ʻē aʻe. Hiki i ka wela kūpono ke hiki i 100 degere. He aha ka palapala PP? ʻO ka pepa extruded PP nā hiʻohiʻona o ke kaumaha māmā, ka mānoanoa like ʻole, ka maʻemaʻe a me ka palahalaha, ka pale wela maikaʻi, ka ikaika mechanical kiʻekiʻe, ke kūpaʻa kemika maikaʻi a me ka insulation uila, a me ka mea ʻole. Hoʻohana nui ʻia ka papa PP i nā ipu kemika, nā mīkini, nā uila, nā mea uila, nā meaʻai meaʻai, nā lāʻau lapaʻau, nā mea hoʻonaninani a me ka mālama wai a me nā ʻano ʻē aʻe he nui. ʻO nā kala maʻamau o ka papa PP he kala maoli, beige (beige), ʻōmaʻomaʻo, uliuli, keʻokeʻo porcelain, keʻokeʻo milky, a me ka translucent. Eia kekahi, hiki ke hoʻopilikino ʻia nā kala ʻē aʻe.
Ka manawa hoʻouna: ʻAukake-08-2022
