Coob tus neeg uas siv cov nplaum kub qhuav lossis xav paub txog cov nplaum kub yaj yuav tiv taus ntau qhov kub, thiab muaj pes tsawg qib siab tuaj yeem tiv thaiv tau. Yuav muaj qee qhov chaw tsis muaj npe lossis cov tuam txhab hauv is taws nem uas yuav hais tias kub yaj nplaum kom kub, uas tsis nruj. Cia peb tham txog nws luv luv.
Hais txog cov yam ntxwv ntawm kub yaj ua nplaum nws tus kheej, qhov siab kub npau suav, vim tias nws yog cov khoom siv thicked tsis zoo, thiab tom qab ntawd nws me ntsis los ntawm txias los ua cov sib txuas lus. Thawj qhov kev pom ntawm cov pa kub kub yog feem ntau ntawm 40 degree} {} degree, yog li theorically hais txog yog li ntawm 120 degree.
Txawm li cas los xij, qhov tseeb, thaum nws tsis ncav cuag 120 degree, yog li qhov kub me dua yog qhov kev txwv kub me me, uas yog qhov kev tso cai tam sim no kub qhuav cov khoom lag luam.
Txawm li cas los xij, muaj tam sim no muaj cov khoom siv kub yaj, xws li POL kub yaj cov nplaum, tab sis cov nplaum ua kom zoo nkauj uas muaj kev cia siab. Yog li nws yog qhov tseem ceeb heev lub thermosetting nplaum. Vim tias nws yog cov thermosetting kua nplaum, cua sov ua txhawb nws cov tshuaj tiv thaiv los ntawm qhov kub, yog li nws feem ntau tuaj yeem tiv thaiv ntau tshaj 200 degrees.
Yog li, koj yuav tsum nug seb puas kub qhuav adhesives tuaj yeem tiv taus ntau kub? Muaj pes tsawg qhov kev kub siab txog qhov kub thiab txias npaum li cas, tom qab ntawd cov lus teb yog tias cov pa roj hmab kub tsis tuaj yeem tiv taus ntau dhau, feem ntau txog 100 degree. Txawm li cas los xij, reactive kub qhuav cov khoom nplaum tuaj yeem tiv thaiv ntau kub vim nws yog qhov tseem ceeb ua cov khoom thermosetting.
