Ukuhamba kwenkqubo yokuveliswa kweentambo zeplastiki

1. Inkqubo yokwenziwa kweemveliso zeplastiki yinkqubo yokubumba iibhotile zeplastiki, ezibhekiselele kwinkqubo yokwenza iimveliso zeplastiki ezigqibeleleyo ezivela kwipolymer eyenziwe yifektri ye-synthetic resin.

2. iindlela zokucubungula (kunye neplastiki yokucubungula) ibandakanya: ukubunjwa koxinzelelo (ukubumba), i-extrusion (i-extrusion molding), i-injection molding (i-injection molding), i-blow folding (i-hollow molding), i-calendering, njl.

⑴ ukubumba uxinzelelo: ukubumba okanye ukucofa ukubumba.Isetyenziswa ikakhulu ukubumba iiplastiki ze-thermosetting ezifana ne-phenolic resin, i-urea-formaldehyde resin kunye ne-polyester engaxutywanga.

⑵ i-extrusion: i-extrusion molding, kukusetyenziswa komatshini we-extrusion (extruder) iya kufudumeza i-resin eqhubekayo ngokungunda, i-extrusion efunekayo imilo yendlela yemveliso.I-Extrusion ikwasetyenziswa ngamanye amaxesha kwi-thermosetting ukubumba iplastiki, kwaye ingasetyenziselwa ukubumba I-foam plastics.Inzuzo ye-extrusion kukuba inokukhupha iimilo ezahlukeneyo zeemveliso, ukusebenza kakuhle kwemveliso, ukuveliswa okuzenzekelayo kunye nokuqhubekayo;Ingxaki ye-e kukuba intambo yeplastiki ye-thermosetting ayinakusetyenziswa ngokubanzi kule ndlela yokucubungula, ubungakanani bemveliso buvelisa ngokulula ukutenxa. .

⑶ Isitofu sokubumba: Isitofu sokubumba. Isitofu sokubumba kukusetyenziswa komatshini wokubumba inaliti (okanye umatshini wokutofa) kwintambo ye-thermoplastic inyibilika phantsi koxinzelelo oluphezulu kwi-mold emva kokupholisa, ukuqinisa ukufumana indlela yemveliso. kunye nokubumba intambo yeplastiki ye-foam.I-injection yokubumba ineenzuzo zesantya sokuvelisa ngokukhawuleza, ukusebenza kakuhle, ukunyanzeliswa ngokuzenzekelayo, kwaye inokubumba iindawo ezinzima, ezilungele ukuveliswa kobuninzi.I-disadvantage kukuba iindleko zezixhobo kunye nokungunda ziphezulu, kunye nenaliti. umatshini wokubumba kunzima ukucoca.

⑷ ukubumba ukuvuthela: ukubumba umngxunya ongenanto okanye ukubumba umgobo. Ukubumba ukuvuthela yindlela yokuvuthela iimveliso ezingenanto ngoxinzelelo lomoya ocinezelweyo ukwenza i-resin billet eshushu ivalwe kubumba.Ukubumba ukuvuthela kubandakanya iindlela ezimbini zokubumba ifilimu kunye nokuvuthela ukubunjwa kweemveliso ezingenanto.Ngokuvuthela indlela yokubumba inokuvelisa iimveliso zefilimu, iintlobo zeebhotile, imigqomo, i-POTS kunye nezinto zokudlala zabantwana.

⑸ Ikhalenda: Yindlela yokubumba apho i-resin kunye nezongezelelo ezahlukeneyo zicutshungulwa (ukuxova, ukuhluzwa, njl.njl.) kwiifilimu okanye kumaphepha ngokusebenzisa izithuba phakathi kweeroli ezimbini okanye ngaphezulu ezichasene ne-calender yekhalenda, ezithi ke zixobule i-roller ye-calender. i-calender, kwaye emva koko ibunjwe yi-cooling.Calendering isetyenziswa kakhulu kwindlela yokubumba i-polyvinyl chloride resin, inokuvelisa ifilimu, iphepha, ipleyiti, isikhumba sokwenziwa, iithayile zomgangatho kunye nezinye iimveliso.

Yantai Dongyuan Plastic Products Co., Ltd.PE intambo yeplastiki inetha, iNorth Korean hemp (PP) inet yezinto, umnatha wekhemikhali wokuphakamisa isichumiso, umnatha wokuxhoma iimpahla, umnatha wokutywina imoto, umnatha wokhuseleko, intambo yokufuya, umnatha wokhuseleko ecaleni kwenqanawa kunye neenkcukacha ezizodwa ezahlukeneyo. womnatha ophothiweyo ngesandla, umnatha wokhuseleko, osetyenziswa ikakhulu kwizibuko, amashishini okuvelisa izichumiso zekhemikhali, amashishini okutya okuziinkozo kunye neoyile okugcina ukutya kweembotyi zesoya kunye nokuthutha.Iintambo zePolyethylene (PE) kunye neKorea hemp (PP) zisetyenziswa ikakhulu kushishino, kwezolimo. kunye nokuloba.


Ixesha lokuposa: Jul-09-2021