Product Name: clay BricksPlace of Origin: ChinaThe colored porous bearing decorates bricks are produced according to the brick standard made in Europe. Every technical indicator and the radioactive index put a limit on quantity of this kind of production with GB13544-2000, GB6566-2001 and Q/DFLQ001-2004.Features: 1) Compression strength: 50Mpa2) Absorbing water rate: 14%3) The lime burst: no4) Radioactivity: shine index inside 0.3 and shine index outside 0.65) Coefficient of heat transfer: R=0.49sqm K/W, K=1.6W/sqm.K6) Resist the freezing: 20 - 30oC
Clay Bricks