Ngokuqinisa ulwazi lwesizwe ngendalo, kwelinye icala, lonke uluntu lukhuthaza ukuveliswa okucocekileyo kwaye lufuna ukuba umjikelo wobomi bonke beemveliso ufezekise amanyathelo okonga amandla, ukunciphisa ukusetyenziswa, ukunciphisa ungcoliseko, kunye nokuphucula ukusebenza kakuhle; kwelinye icala, ukuze kuhlangatyezwane neemfuno zokupakisha okuluhlaza, iimveliso zokupakisha kufuneka zikhuseleke kwaye zicoceke, zibe nokuziqhelanisa kakuhle nokukhuselwa kwendalo, kwaye zinokonga izixhobo.
Ukuveliswa nokusetyenziswa kweekomityi zephepha kuhambelana nomgaqo-nkqubo wesizwe wokukhusela okusingqongileyo. Ukutshintsha iikomityi zeplastiki ezilahlwayo ngeekomityi zephepha kunciphisa "ungcoliseko olumhlophe". Ukulula, ucoceko kunye nexabiso eliphantsi leekomityi zephepha zibalulekile ekutshintsheni ezinye izixhobo ukuze zithathe indawo yemarike enkulu. Iikomityi zephepha zahlulwe zibe ziikomityi zesiselo esibandayo kunye neekomityi zesiselo esishushu ngokwenjongo yazo. Ukongeza ekuhlangabezaneni neemfuno zokusebenza kwazo kokupakishwa kunye nokucubungula, izixhobo zeekomityi zephepha kufuneka zihlangabezane nokuguquguquka kwazo kokuprinta. Phakathi kwezinto ezininzi kwitekhnoloji yokuprinta, iimeko zokuvala ubushushu bokucubungula ikomityi yephepha nazo kufuneka zifezekiswe.
Ukwakhiwa kwezinto zekomityi yephepha
Inkqubo yokuvelisa iikomityi zesiselo esibandayo iprintwa ngqo, inqunyulwe, ibunjwe, kwaye ibekwe emacaleni amabini ukusuka kwiphepha elisezantsi lekomityi yephepha. Inkqubo yokuvelisa iikomityi zesiselo esishushu isuka kwiphepha elisezantsi lekomityi yephepha ukuya kwiphepha lekomityi yephepha, ukuprinta, ukusika, kunye nokucubungula.
Ukwakheka kwephepha elisisiseko sekomityi yephepha
Iphepha elisisiseko lekomityi yephepha lenziwe ngemicu yezityalo. Inkqubo yemveliso ngokubanzi kukusebenzisa umthi we-coniferous, umthi obanzi kunye neminye imicu yezityalo ukudlula kwibhodi ye-pulp emva kokuyicola, ukuyihluza, ukuyicola, ukongeza izixhobo zeekhemikhali, ukuyicoca, kunye nokukopa umatshini wephepha.
Ukwakheka kwephepha lekomityi yephepha
Iphepha lekomityi yephepha lenziwe ngephepha lesiseko sekomityi yephepha kunye namasuntswana e-resin eplastiki akhutshiweyo kwaye adityanisiweyo. I-polyethylene resin (PE) isetyenziswa ngokubanzi kwi-resin yeplastiki. Iphepha lesiseko sekomityi yephepha liba yiphepha lekomityi yephepha le-PE elinye okanye iphepha lekomityi yephepha le-PE eliphindwe kabini emva kokulaminetha ifilimu ye-PE enecala elinye okanye ifilimu ye-PE enecala elinye. I-PE ineempawu zayo ezingenabungozi, ezingenavumba kwaye azinavumba; iipropati zococeko ezithembekileyo; iipropati zeekhemikhali ezizinzileyo; iipropati zomzimba nezoomatshini ezilungeleleneyo, ukumelana nokubanda okuhle; ukumelana namanzi, ukumelana nokufuma kunye nokumelana ne-oksijini ethile, ukumelana neoyile; ukusebenza kakuhle kokubumba kunye nokusebenza okuhle kokutywina ubushushu kunye nezinye izibonelelo. I-PE inomthamo omkhulu wemveliso, umthombo ofanelekileyo kunye nexabiso eliphantsi, kodwa ayifanelekanga ekuphekeni kubushushu obuphezulu. Ukuba ikomityi yephepha ineemfuno zokusebenza ezikhethekileyo, i-resin yeplastiki enokusebenza okufanelekileyo ikhethwa ukuze ilaminethe.
Iimfuneko zesiseko sekomityi yephepha
Iimfuno zomphezulu wephepha lesiseko sekomityi yephepha
Iphepha elisezantsi lekomityi yephepha eprintiweyo ngqo kufuneka libe namandla athile omphezulu (ixabiso le-wax rod ≥14A) ukuthintela ukulahleka kweenwele kunye nokulahleka komgubo ngexesha lokuprinta; kwangaxeshanye, kufuneka libe nobukhulu obuhle bomphezulu ukuze lihlangabezane nokufana kwe-inki yezinto eziprintiweyo.
Ixesha lokuthumela: Epreli-12-2024