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Foam board, tseem hu ua ua npuas ncauj board, yog lub teeb yuag, muaj zog cov khoom siv nrog cov rwb thaiv tsev kub, suab rwb thaiv tsev thiab kev poob siab absorbing zog. Nws feem ntau yog ua los ntawm polystyrene (EPS), polyurethane (PU), polypropylene (PP) thiab lwm yam ntaub ntawv, thiab muaj cov yam ntxwv ntawm tsawg ntom, corrosion ...Nyeem ntxiv»