Pov tseg (EPS kom luv) polystyrene ua liam sim ua 0.5 ~ 4 hli hais, raws li lub khaub-ncaws nyias aggregate los ua hmoov zeb sib. Lub tshuab muaj speed kuj rwb thaiv tsev txheej, tiv txheej thiab kev tiv thaiv impervious nto (seepage los yog deg speed hauv ib txheej bacteria cug). ZL polystyrene granule thermal rwb thaiv tsev ntaub thiab xob tshuab tshiab thaum 1998, los ntawm qhov Ministry uas siv los ua ib lub teb chaws txoj cai lij choj. Txoj kev no yog cov tseem nyob teb chaws lav paub tias nws yog txheej phab ntsa kub preservation tshuab.
Qhov txheej txheem siv tau yooj yim, yuav txo tau tej kev siv zog thiab txhim kho efficiency; tsis cuam tshuam dab tsi muaj yam ntxwv txawv siv zoo, cov phab ntsa tsis tas repairing phab ntsa levelling, lawv siv cov rwb thaiv tsev ntaub ua, txhob kub tuab heev preservation plastering siv tshuab rau levelling. Thaum lub tshuab uas lwm cov phab ntsa rwb thaiv tsev yam xws li tshuab interface debonding yog vim muaj tej yam mob uas tsis siv hollowing, qhov chaw cracking thiab lwm yam teeb meem, yuav kom mus cuag ib tug tseem ceeb txhob rau sab nrauv phab ntsa rwb thaiv tsev thermal tshuab. Piv nrog lwm cov rwb thaiv tsev, nyob cuag tus qub insulating nyhuv, nws txo nqe thiab tsev nqi yuav raug txo kom tsawg. Rau cov piv txwv piv nrog polystyrene thermal rwb thaiv tsev thiab tiv thaiv kom ib square ' meter ' 25 Yuan. Yun Lang tshiab siab sab nraum ntsa yeej kub preservation engineering hauv Tianjin hauv adopts no siv tshuab. Tsis tas li, siv zog txuag thermal rwb thaiv tsev phab ntsa tshuab tau ua nyuaj phab ntsa, sawdust, perlite, wool ntxhia, iav wool, polystyrene ua npuas ncauj, ua npuas ncauj polyurethane (ua npuas ncauj) sau txheej, rwb thaiv tsev txheej ua.
