density:48-80kg/m3 thickness:30-100mm performance 1.watertightness,antisepsis and do not become mildewed,do not living the characteristic of the insect, can obstructs availably congealed,prevent the piping congelation 2.light volume-weight,high coeffieient of acoustic absorption, non-combustible and prevent fire, chemistry stability is good 3.the cost is lower.the funchtion of hydro***bic coefficient is good,enriching the flexibility,the soft degree is good;normal thermal insulation materials and normanl cool insulation materials.the application is wide,the specification of pruduct is stable |