What is quartz stone countertops? Quartz stone countertops are made of quartz refers to the cabinet table. Quartz is a by more than 90% of quartz and other trace elements together with synthetic resin of a new stone. Its main material is quartz, following another artificial stone countertops affordable durable material. Advantages: the more artificial stone high temperature resistance, scratch disadvantages: modeling a single quartz stone factory, can not do complex modeling problems and bump difficult to repair. Because quartz hardness and density of quartz, so we can not seamless Kai Sa quartz stone, not easy to do complex modeling. Identification of quartz or bad a simple method, hardness: the upper and lower quartz content of the most intuitive response is the hardness, so we went to see the midnight carry a steel key, can take their samples force planning in the front, back, Be sure to firmly identify the quartz stone, quartz stone countertops if no scratches, leaving only key metal color (touched can still lubrication), it is simply the quality of clearance. Identification of quartz | Kai Sa Building Materials (certified) | Foshan, Dongguan quartz provided by Kai Sa Building Materials Limited. Building Materials Co., Ltd., Dongguan City, Kai Sa (www.kaisa-stone.com) is Dongguan, sandstone leaders, over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Kai Sa leader in building materials with the staff warmly welcome all inquiries negotiations to create building materials Kai Sa a better future.