Dalian Rockwool Co., Ltd., founded in 1986, specializes in the manufacturing of rock wool products. We have advanced technical equipments, quality test equipments and powerful technical strength, which assure our product quality.

We use diabase as main raw material of rock wool, so our products have fine fiber, high acidity coefficient and heat resistance, with an annual capacity of 5000t rock wool. Our products cover: rock-wool raw cotton, grainy cotton, semi-hard rock-wool warming plate, hard rock-wool warming plate, rock-wool case, rock-wool sewing felt, rock-wool belt, rock-wool sound-absorption decorating plate, rock-wool elbow, warming valve, rock-wool composite board and agricultural rock-wool. Besides, we have an annual capacity of 500t aluminum silicon refractory fiber needled felt and fiber, and can provide you with 1000-1260℃ refractory fibrous material. 

“Jinyan” rock-wool products and aluminum silicate fiber are featured by their good heat and cold insulation, sound insulation, chemical stability, thermal endurance and flame retardant property, which are widely used in petroleum, electric power, architecture, metallurgy, national defence, chemicals, and ship, etc.

Our products are tested by Chinese Academy of Sciences, Energy Saving Center of Ministry of Chemical Industry, National Quality Test Center of Building Material, Shanghai Far East Fire Testing Centre and Liaoning Quality Test Center of Building Material, etc, all technical performance indexes reach GB11835-89 state standard.