Munguva yakapfuura, melamine tableware yakaramba ichitsvagirwa nekuvandudzwa, uye vanhu vakawanda vari kuishandisa.Inoshandiswa zvakanyanya mumahotera, maresitorendi echikafu, mashopu ekudya uye dzimwe nzvimbo.Nekudaro, vamwe vanhu vanokahadzika nezvekuchengetedzwa kwemelamine tableware.Melamine tableware plastiki ine chepfu here?Zvichakuvadza muviri wemunhu here?Dambudziko iri richatsanangurirwa kwauri nenyanzvi dzekugadzira melamine tableware.
Melamine tableware inogadzirwa ne melamine resin poda nekudziya nekutsikirira.Melamine poda inogadzirwa ne melamine formaldehyde resin, iriwo rudzi rwepurasitiki.Iyo inogadzirwa ne cellulose sechinhu chakadzika, ichiwedzera pigments uye zvimwe zvinowedzera.Nekuti ine matatu-dimensional network chimiro, iyo thermoset zvinhu.Chero bedzi iyo melamine tableware ichishandiswa zvine musoro, haizoburitse chero chepfu kana kukuvadza kumuviri wemunhu.Iyo haina heavy metal components, uye haizokonzeri chepfu yesimbi mumuviri wemunhu, uye haizokonzeri imwe mhedzisiro yakaipa pakukura kwevana sekushandiswa kwenguva refu kwealuminium foil yekudya mune zvigadzirwa zvealuminium.
Pamusana pekuwedzera kwemutengo we melamine powder, vamwe vatengesi vasina kutendeseka vanoshandisa zvakananga urea-formaldehyde molding powder sezvinhu zvakasvibiswa kuti vazvibudise kuti vawane purofiti;kunze kwekunze kwakaputirwa nehutu hwe melamine powder.Tableware yakagadzirwa neurea-formaldehyde inokuvadza kumuviri wemunhu.Ndosaka vamwe vanhu vachifunga kuti melamine tableware inokuvadza.
Kana vatengi vachitenga, vanofanirwa kutanga vaenda kuchitoro chenguva dzose kana masupamaketi.Paunenge uchitenga, tarisa kana tableware ine deformation yakajeka, kusiyana kwemavara, kutsetseka kwepamusoro, pasi, nezvimwewo.Kana iyo tableware yeruvara ichipukutwa kumashure nekunze nemanapkins machena, kunyangwe paine chero chiitiko chakadai sekupera.Nekuda kwemaitiro ekugadzira, kana iyo decal ine imwe crease, yakajairika, asi kana iyo ruvara rwapera, edza kusautenga.
Nguva yekutumira: Zvita-15-2021