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With CE certificate.Made in Beijing,China.BNBM is thelargest manufacturer of rock wool in China. The whole equipments imported from foreign countries with advanced technology, high automatization and high quality product. Now, the company has 2 product lines with annual output of 40 thousand ton. It's the largest one in the world. Advantages: Small coefficient of heat conductivity and good capability of heating preservation, outstanding effect of energy-saving. Excellent fireproof capability. Excellent sound absorption and sound insulation capability. Stable capability of chemistry may keep the long-term using No causticity effects the heat preservation materials. Green building materials and no harm for body. Broad using rangeQuality Guarantee: BNBM rock wool materials passed ISO9001 Certificate of Quality Management System, it was honored "the credit of international standard (double-Certificate)" by Beijing Technology Supervision Bureau. BNBM rock wool achieved authentication certifications of ship's classification from CCS in China, Lzaos in Britain. DNV in Norway. BV in France, ABS in US. CE certificate. BNBM rock wool obtained the recommend certificate issued by China Petroleum and Chemical Industry Association.Application Examples German BOSCH Engineering in China. Suzhou Ground Water Pump Engineering, Shenyang BMW Workshop, Beijing Tera Pak Workshop. Beijing KG Electronic Workshop, Beijing Maxit Workshop. Weihai Bekaert Workshop. Russia Chocolate Grocery Workshop etc.