onico tells you about the modified use of terrazzo-凯时棋牌

onico tells you about the modified use of terrazzo
(1) the surface finish of terrazzo crystal treatment is high, reaching 90 degrees of glossiness, and even higher, reaching 102 degrees of glossiness, which is equivalent to the quality of marble surface.
(2) the surface hardness reaches levels 5-7, which is close to the surface of high hardness granite and has good wear resistance.