Basic knowledge of quartz stone
18759566040@139.com2021-01-28T01:44:22+00:00Definition and composition of quartz stone Definition of quartz stone: Quartz stone is a new type of stone made of 93% quartz sand powder and 8% resin, pigments, and other auxiliary materials under high pressure under vacuum and shaped under high temperature. It is an environmentally friendly and green new building material that is free