Vadivelu Comedy News
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3 Zvinhu Zvaunofanira Kuziva Nezve PLA Plastiki
Chii chinonzi PLA Plastic?PLA inomirira Polylactic Acid.Yakagadzirwa kubva pazviwanikwa zvinogoneka senge chibage starch kana nzimbe, ipolymer yechisikigo yakagadzirirwa kutsiva anoshandiswa zvakanyanya petroleum-based mapurasitiki sePET (polyethene terephthalate).Muindasitiri yekurongedza, mapurasitiki ePLA ari ...Verenga zvimwe -
Plastic Products Production Process
Iyo yose yekugadzirwa kwezvigadzirwa zvepurasitiki ndeiyi: 1. Raw Material Selection Sarudzo yezvigadzirwa: Mapurasitiki ese anogadzirwa kubva mupetroleum.Zvigadzirwa zvezvigadzirwa zvepurasitiki mumusika wepamba zvinonyanya zvinosanganisira akati wandei zvigadzirwa: Polypropylene (pp): Yakaderera trans...Verenga zvimwe -
Biodegradable Plastics for Environmental Protection
Nekuvandudzwa kwehupfumi uye kuvandudzwa kwehupenyu hwevanhu, kudiwa kwezvigadzirwa zvepurasitiki kuri kuwedzera zuva nezuva, uye "kusvibiswa kwakachena" kunounzwa nepurasitiki kuri kuramba kuchiwedzera.Naizvozvo, kutsvagisa uye kusimudzira mapurasitiki matsva anoparara anova chinhu chakakosha ...Verenga zvimwe -
Chikonzero chekushomeka kwekupisa kwePLA
PLA, iyo biodegradable material, isemi-crystalline polima ine tembiricha yekunyunguduka inosvika 180 ℃.Saka nei zvinhu zvacho zvakashata pakupisa kupisa kana zvangogadzirwa?Chikonzero chikuru ndechekuti crystallization rate yePLA inononoka uye crystallinity yechigadzirwa yakaderera mukuita ordin ...Verenga zvimwe
