Artificial quartz stone procurement knowledge. The second chapter; quartz stone foundation understanding. 2.2 quartz performance. Materials produced by the United States NSF certification, direct contact with food, completely non-toxic radiation. Non-toxic environmental protection: aluminum hydroxide powder as a filler, Kai Sa quartz stone, will not emit any odor, quartz, health no radiation. Rich colors: With careful preparation of toner, quartz plate, can be deployed out all possible colors. Artificial quartz stone procurement knowledge. The second chapter; quartz stone foundation understanding. 2.1 Definition of quartz and its components. 2) the density of quartz plate is insufficient, and easy bleeding, not tolerance. Many domestic manufacturers are mainly low-pressure molding, it is false quartz. Kai Sa quartz _ _ 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.