Kaihua Rock Wool (15927328816), Nanjing Hengxiang Thermal Insulation Materials Manufacturing Co., Ltd. (product brand is Kaihua brand). Hengxiang Company has successively invested more than 65 million yuan to build a new production and technology development base in Nanjing Liuhe Economic Development Zone. The total investment in the new production line is more than 45 million yuan, and the factory covers an area of 45000 square meters. With an annual production capacity of 20000 tons, it is one of the largest and more advanced rock wool manufacturing enterprises in China, and its products are sold at home and abroad. Nanjing Hengxiang Thermal Insulation Material Manufacturing Co., Ltd. adopts the advanced rock wool production technology in Europe at present. The production process is controlled by computer, with high automation and superior product quality. Nanjing Hengxiang Insulation Material Manufacturing Co., Ltd. has complete experimental testing equipment, strictly controls the product quality, and operates in accordance with the international quality management system lSO9001-2000. Kaihua rock wool is made of selected high-quality natural rocks, such as basalt and dolomite, which are melted in cupola (>1450. C), spun into fiber at high speed by internationally advanced four roller centrifuge, sprayed with a certain amount of binder, dust oil and water repellent, collected by catch belt, laid with pendulum, solidified and cut to form products of different specifications and purposes. At the same time, it can also be further processed into seam felt, pipe sleeve and veneer products. The product density ranges from 40kg/m3 to 200kg/m3, with superior thermal insulation, sound absorption and noise reduction performance. The product quality is far beyond the national standard and reaches the international high level. At the same time, the company is also equipped with an excellent thermal insulation and anti-corrosion construction team to undertake thermal insulation and anti-corrosion projects at home and abroad. The company has 303 employees, including 70 engineering and economic management personnel, including 32 engineering technicians and 15 engineering technicians with senior professional titles. The enterprise provides the whole country with a one-stop service of design, production, sales, installation, construction and follow-up testing. It abides by contracts and promises, and enthusiastically provides better services for users at home and abroad. All employees of the company warmly welcome friends from all walks of life to visit and investigate, cooperate and develop together.
