Pay attention to the specifications for the purchase of sand rock? Thank you, buddy, can help people to help in the end!
Sandstone is mainly to see the purchase of sandstone fineness of the particle size, in fact, the sandstone is to use rock into small particles and then glue them into a model
There are also large to see what you have made the specifications are more expensive in general 800 yuan more than a square
Many of the specifications of the sandstone are similar to those of the ceramic tile
