Kub-melt nplaum rau sealing express hnabfeem ntau yog siv rau sealing ntau lub hnab nthuav qhia. Thaum siv, qee tus neeg yuav xav tias lub zog sib txuas tsis txaus, ua rau lub hnab nthuav dav qhib thaum lub sijhawm thauj mus los. Thaum cov khoom kub-melt nplaum rau sealing express hnab tau tsim, cov ntaub ntawv yog tsau. Yog tias koj xav txhim kho nws txoj kev sib raug zoo, nws tuaj yeem ua tiav los ntawm ob txoj hauv qab no:
1. Siv lub siab rau qhov chaw sib txuas
Feem ntau, nws tsis yog tias lub zog sib txuas ntawm cov nplaum kub-kua nplaum rau sealing nthuav qhia lub hnab tsis txaus, tab sis yog tias tsis muaj kev sib cuag txaus ntawm cov adherends. Tom qab muab cov nplaum nplaum kub yaj rau ntawm cov nplaum nplaum, ua kom ob lub adherends thiab nias kom ruaj khov kom ntseeg tau tias qhov chaw ntawm ob qhov adherends nyob rau hauv tag nrho kev sib cuag nrog cov nplaum nplaum kub. Ua li no kuj tuaj yeem ua tiav lub hom phiaj ntawm kev txhim kho kev sib raug zoo.
2. Xaiv cov nplaum nplaum uas ua los ntawm cov khoom siv zoo
Muaj ntau yam khoom siv rau kev ua cov nplaum kub-kua nplaum rau sealing express hnab, xws li PO, EVA, SBC, PA, PES, TPU, thiab lwm yam. Yog li ntawd, thaum yuav khoom, nws yog ib qho tsim nyog yuav tsum nkag siab txog nws txoj kev sib raug zoo. Tau kawg, cov neeg tsim khoom kub-muab nplaum yuav tsum tau muab cov kev taw qhia kom raug rau cov neeg siv khoom.
Boiling covkub-melt nplaum rau lub hnab nthuav qhiatau sau ntau tshaj 8 xyoo ntawm kev nplua nuj daim ntawv thov kev lag luam hauv lub hnab nthuav qhia kev lag luam thiab muab cov khoom ruaj khov uas tau lees paub los ntawm kev ua lag luam. Nws cov khoom siv tau dav siv hauv kev lag luam rau cov hnab nthuav qhia ua los ntawm PE thiab PP cov ntaub ntawv, cov hnab npuas, cov hnab ntawv kraft, hnab ntawv hnab, thiab lwm yam. Cov khoom muaj adhesion zoo thiab tuav lub zog, tuaj yeem khi ruaj khov ntawm qhov kub thiab txias, tsis txhob overflow. kua nplaum ntawm qhov kub thiab txias, haum rau txhua lub caij, thiab tuaj yeem tiv taus qhov kub thiab txias thaum thauj mus los txawv teb chaws hauv ntim.