dry wall hollow brick

dry wall hollow brick Size: 243x117x65mm Color: Red Standard: Russia & Mongolia Thickness Tolerance <3.0 Horizotal Tolerance <2.0 Vertical Tolerance <2 Tensile Strength > 30Mpa Water Permeability: ±1.0 20GP load in 17.34M3 ( 9363 pieces) The feature of round hollows: Fired shale bearing hollow brick (KP1): the volume is 1.7 multiply than clay brick. High strength and close-grained. As bearing, it is fit for 8 floor below normal brick and concrete structure building. The masonry is the same with traditional way. And the construct will be simple and handy, saving mortar and working-hours.