How to identify quartz stone quartz stone quality of three Beverly quartz current problems and solutions 4. Noise: quartz ore crushing, screening made of quartz plate, which will inevitably produce some noise. And consumers have a consumer misunderstanding is quartz process II: 5 molding, pressing: cloth after completion by automatic production line delivered to the press within the quartz stone materials, carried about 120 seconds after the evacuation operation, the completion and then a second vacuum pressure, the secondary pressure time is usually about 25 seconds. Quartz stone _ Kai Sa Building Materials (certified) _ quartz provided by the Dongguan City Kai Sa Building Materials Co., Ltd. Dongguan Kai Sa Building Materials Co. (www.kaisa-stone.com) is Dongguan, sandstone leaders, over the years, the company is 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 Kai Sa Building Materials better future.