2、sulation.l60;Ithasnotonly goodenergysavingeffect andeconomicbenefits and improve the 1ivingcomfort・ Inallusiontothe selectionofinsulationmaterial,putsforwardsomeownopinions ofthe problemsexistingintheconstruetion, hopetobeableto t
3、ruly achieveenergysaving, energy-saving goal to help.Keywords:building; exteriorinsulation中图分类号:TU201.5文献标识码:A文章编号:2095-2104(2013)一、原材料的选择1•保温材料的选择目前市场上的保温材料主要以挤塑板(XPS)、聚苯板(EPS)、聚苯颗粒为主。挤塑板具有密度大,导热系数小等优点,它的导热系数为0.029W/IU-K,而抗裂砂浆的导热为0.93W/m-K,两种材料的导热系数相差32倍;而聚苯板的导