artificial black sandstone 1.one kind of artificial stone. 2.material: cement and quartz sand 3.environment-friendly product

artificial black sandstone 

1.size: 600*300*15mm

2.lighter and less expensive than natural stone

3.beautiful appearance.

4.no radioelement and no pollution.

5.to be for exterior and interior wall

6.to be easy to install

Technical parameter:

water absorption	5%
bending strength	6Mpa
compresstion strength	50~60mpa
bulk density	2000~2200kgs/m3
freezing resistance	48~58Mpa at -20°c
sticking strength	1.5Mpa

artificial environmental-friendly black sandstoneo