tunnel wall cladding boards

Clear series products are mainly composed of pure calcium silicate,quartz sand and natural plant fiber,processed by advanced slurry-flowing technology or beater-addition process,and treated with inorganic cementitous technology, which greatly enhances the interaction among calcium silicate matrix, natural mineral additives and plant fiber.The high-strength light weight substrate is treated by high-temperature and high-pressure fumigation and strict sterilization technology