Artificial quartz stone procurement knowledge. The second chapter; quartz stone foundation understanding. 2.1 Definition of quartz and its components. 4) the hardness of the quartz plate must be provided by the quartz sand. Quartz glass is not. Artificial quartz stone procurement knowledge. The second chapter; quartz stone foundation understanding. 2.2 quartz performance. Quartz stone hardness, rigidity, weight is higher than the natural marble and artificial quartz stone common purpose, with strong wear resistance. Quartz countertops Quartz Kai Sa _ _ quartz stone building materials provided by the Dongguan City Kai Sa Building Materials Co., Ltd. Kai Sa quartz _ _ quartz stone building materials Dongguan City Kai Sa Building Materials Co. (www.kaisa-stone.com) this year introduced a new upgrade, the above picture is for reference only, please call the contact picture on this page or telephone obtain the latest information, contact: Mr. Hu.