Apparent density KG / M343-53GB / T6343-1995 thermal conductivity average temperature 10 ℃ W / (MK) ≤0.035GB / T10294-2008 or GB / T10295-2008 average temperature 25 ℃ ≤0.038 shear strength KPa≥300GB / T10007- 2008 Compressive strength KPa≥700GB / T8813-2008 compression modulus MPa38-42GB / T8813-2008 obturator rate% ≥95GB / T10799-2008 dimensional stability (at 70 ℃ ± 2 ℃, Dongying retardant extruded board, 48H ; 90% RH)% ≤5GB / T8811-2008 combustion performance CGB8624-2006GB / T8626-2007 First, the main raw material nature 1 Polystyrene insulation slurry, cement powder: cement powder based on a variety of high temperature polymer materials polymerization, in cement mortar from thickening, water retention, crack and so on, but also reduce production costs. 2, cement: cement as particles of polystyrene insulation slurry of the most important raw material, cement is carried out at room temperature, hydration reaction with water to produce gels and crystals, and its strength is dependent on the water and realized, therefore require Polystyrene insulation slurry have enough, persistent water retention, adhesion strong, dry shrinkage smaller. 3, polystyrene particles: particles of polystyrene insulation plays in Polystyrene insulation slurry system, polystyrene particles in the slurry particles of polystyrene insulation products in the amount and thickness of the slurry particles of polystyrene insulation layer construction, Yantai retardant extruded board is directly related to the energy efficiency of insulation Polystyrene insulation slurry system. 4, quartz sand: Quartz sand containing silica, in the role of mechanical forces into irregular shapes much water chestnut, and cement slurry to form a strong bond, and enhance pulp flexural, compressive strength, resistance Burning extruded sheet, Polystyrene insulation will help improve the overall strength of the pulp. - Polystyrene particles 5, polypropylene staple fiber: polypropylene staple fiber and mineral wool, glass fiber and other more, polypropylene staple fiber with anti-aging, high tensile strength, easily dispersed, the environment and human pollution, etc., play the role of physical tension in Polystyrene insulation slurry particles of polystyrene insulation slurry layer enables a certain tension, cracking action Weihai retardant extruded sheet, Zibo Rui environment Building Materials Co., Ltd. (Online ), flame retardant extruded board by Zibo Rui environment Building Materials Co., Ltd. Zibo Rui environment Building Materials Co., Ltd. (www.lcxps.com) Shandong Zibo, insulation, insulation materials, leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Zibo Rui environment Building Materials Co., Ltd. leadership with the staff warmly welcome all inquiries negotiations to create Zibo Rui environment Building Materials Co., a better future.