Profil public jenrain

Dimanche 03 août 2008

First class building material Frost proof Average density 2.71 g/m3 Reflective ability after polishing Durability at compression 50-80 MPa Radiation free Insignificant porosity Bad weather stability ( class II-III on Girshvald method) dimensions of blocks: min 0,2m*0,2m*0,4m, max 2,0m*2,0m*3,5m...