What is the effect of adding calcium powder to the quartz stone plate on its quality
18759566040@139.com2020-06-04T03:44:09+00:00Everyone should be familiar with quartz stone slabs. Quartz stone has become the first choice for green and environmentally-friendly building decorative stones. It is a kind of artificial stone because the plate contains up to 93% of quartz sand which is called quartz stone by quartz stone manufacturers. However, at present, the quartz stone market