Txias cia (PU / PIR) sandwich vaj huam sib luag
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Polyurethane txias cia Sandwich vaj huam sib luag
Polyurethane txias cia board siv lub teeb Polyurethane ua cov khoom siv sab hauv.Qhov kom zoo dua ntawm polyurethane yog cov rwb thaiv tsev kub zoo heev.Qhov sab nrauv ntawm polyurethane txias cia board yog composted ntawm galvanized xim steel phaj.it tuaj yeem tiv thaiv qhov kub thiab txias tshwm sim los ntawm qhov sib txawv ntawm qhov kub thiab txias sab hauv thiab sab nraud ntawm lub thawv txias, thiaj li ua kom txias cia ntau dua. kev txuag hluav taws xob, txhim kho kev ua haujlwm ntawm kev cia txias.
