Izixazululo zezinkinga zokukhiqiza
Ukukhiqizwa komugqa wokuvala we-Edge kuphuma kumkhiqizo kuvela isenzakalo se-burr
Isizathu esiyinhloko ukuthi kukhona imfucuza eshisiweI-extruder ye-PVCisikhunta esingakahlanzwa isikhathi eside. Isixazululo: Hlanzaipulasitiki extruderbumba kahle ngaphambi kokuyifaka ekukhiqizweni.
Futhi. Ukuqina okungekuhle kwemikhiqizo yokuvala:
Le nkinga ibangelwa kakhulu ukunganeli kwe-CPE eyengeziwe noma ikhwalithi ephansi ye-CPE.
三.imiphetho yomcu wokuvala osikiwe omhlophe (ifomula engu-3:2 kanye nefomula engu-1:1 kuphela)
1) Qala ngokunciphisa ufulawa wombala ngokuxuba umbala oyisisekelo ne-titanium dioxide bese ukhulisa inani lofulawa wombala.
2) Okulandelayo, sebenzisa i-wax ye-PE esezingeni elihle ukuze uthuthukise ukukhanya kobuso.
3) Khulisa izinga lokushisa lokukhipha noma wehlise ijubane lokukhipha ukuze ukhuthaze ukufakwa kwepulasitiki. Uma ukufakwa kwepulasitiki kungcono, umphumela uba ngcono.
四.Imbobo yephini eqediwe, ukugoba, ukuqhakaza (le nkinga ibangelwa kakhulu ukusebenza okungafanele kuUmugqa wokukhipha ibhande lomngcele we-PVCinqubo yokukhiqiza)
1) Izinga lokushisa lokuxuba i-PVC alifanele, njengezinga lokushisa lokuxuba ifomula elingu-3:2 lingaba ngu-140 ℃, ifomula engu-2:1 ingaba ngu-135 ℃, izinga lokushisa lokuxuba alifanele, lizobangela amabala, isimanga seso lenaliti.
2) Lapho kuhlanganiswa, akukho okunakwa ngemininingwane, okwaholela ekutheni isikhwama noma isembozo sesilinda sempuphu singahlanzwa futhi kungene impuphu eluhlaza kanye nokungcola.
3) Uma uxuba, umbala wempuphu awuvuselelwa ngokulinganayo.
4) Isihlungo esibi, kunezinhlayiya ezinkulu ze-calcium powder ezixutshwe nezithako, enqubweni yokukhiqiza, kuvame ukwengeza isihlungo esine-mesh esingu-80-120, ukuze kwandiswe ingcindezi futhi kuhlungwe ukungcola okuqinile kakhulu.
Uma izinto zicwebezela ohlangothini olusikiwe, sezifakwe ipulasitiki ngokweqile, ngakho-ke ungangeza i-calcium powder bese uyiphinda uyixube. Uma ungashintshi isikrini ngesikhathi, kuzoba nokungafani kombala, ukugoba kanye nemigodi ebusweni.
Hlola i-calcium powder: Sefa u-500g we-calcium powder ngesihlungo se-mesh esingu-200, bese uyihlanza ngamanzi futhi uzothola ukungcola nezinye izinhlayiya ezinkulu ze-calcium powder grains.
1. Ukuvinjwa kwenethiwekhi ngesikhathi sokukhiqizwa komshini we-PVC extruder
Isizathu esiyinhloko ukuthi i-calcium powder imanzi futhi umswakama we-calcium powder uphakeme kakhulu.
Okokuqala hlanganisa i-calcium powder ku-100°C bese uvumela amanzi ukuthi aphele ngokuphelele. Bese ufaka i-PVC powder bese uvuselela.
Ngaphezu kwalokho, kunezinhlayiya ezinkulu ze-calcium ku-CPE ezingenakukwazi ukwenziwa ipulasitiki ngesikhathi sokukhiqizwa, okungabangela nokuvinjelwa. Ngemuva kwalokho singayishintsha i-CPE nge-CPE enhle; noma singathola izindlela zokuthuthukisa ukwenziwa ipulasitiki kwe-PVC ukuze ama-granule e-calcium angenziwa ipulasitiki.
Ukushintsha umbala kwemikhiqizo
1) Ikhwalithi engeyinhle noma inani elanele le-stabilizer
Engeza umthamo wokuzinza ongu-100-200g, uma kungenjalo, shintsha, kungenjalo, ukushelela okwengeziwe kuzokwenza umkhiqizo ungabi lukhuni kangako, i-stearic acid, i-PE wax yengeze okwengeziwe, izobanda, ingakwazi ukuphrinta, kuyilapho ukuqina kuba kubi kakhulu.
2) Ukuxuba ekushiseni okuphansi kunalokho okufanele kube yikho kuzonciphisa kakhulu ukuqina.
Ububanzi bomucu wokuvala uphawu abuhambisani (usayizi womphetho)
Ukuxubana okungalingani, amazinga okushisa angalungile, izibonisi ezinganembile noma umsebenzi wabasebenzi ongaphansi kwezinga elifanele.
Uma izinto zicwebezela ohlangothini olusikiwe, sezifakwe ipulasitiki ngokweqile, ngakho-ke ungangeza i-calcium powder bese uyiphinda uyixube. Uma ungashintshi isikrini ngesikhathi, kuzoba nokungafani kombala, ukugoba kanye nemigodi ebusweni.

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