الوصف

1. PRODUCTS INTRODUCTION
Ball Mill, AG Mill and SAG (semi-automatic grinding) Mill are widely used in electric power industry, beneficiation processes for ferrous metal and non-ferrous metal, chemical industry, building materials industry and so on. It is the equipment for grinding ores or other materiel with a certain particle size into smaller size.
Mills are produced in our company starting from *0's of last century, especially *0's of last century. Under the situation of state reforming and opening to the outside world, our company takes the mode of cooperative production or importing technology with foreign famous mill companies such as American Fuller Company and France ALSTOM Company and so on. Through absorption and digestion of foreign advanced mill technologies, combining the technical advantage of our company, and innovation on the basis of original sizes, our company can gradually manufacture large size mills that possess independent intellectual property, ball mill size can range from the original sizes of Φ0.9m~Φ3.6m to Φ4m, Φ4.5m, Φ5m, Φ5.5m, Φ6m, Φ6.7m, Φ7.3m and Φ8m, (S)AG mill from the original sizes of Φ4m~Φ6m to Φ6.4m, Φ7.5m, Φ8m, Φ8.8m, Φ9.*5m and Φ*1m. These products are welcomed by domestic and foreign customers for their variety of models, advanced design, reliable capacity, stable running and low consumption of energy.
2. NHI INTRODUCTION
（Northern Heavy Industries Group Co., Ltd. is a wholly state-owned company reshuffled and established on the basis of Shenyang Heavy Machinery Group Co., Ltd. and Shenyang Mining Machinery Group Co., Ltd. NHI is a transnational, large-scale backbone enterprise in the field of equipment manufacturing industry of our country. In ***8，NHI becomes one of the top **0 enterprises in both Chinese machinery industry and international machinery industry.
NHI is located in Shenyang Economic and Technology Development Zone with total asset value of *2.7 billion yuan，covering an area of 1.3 million m², more than ****0employees.
Its main products are tunnel engineering equipment, power equipment, building material equipment, metallurgy equipment, mining equipment, coal machinery, bulk material handling and conveying equipment, environmental protection equipment, forging equipment, construction machinery and transmission machinery, total about **0 types and ***0 models. Some products are exported to more than *0 countries and regions in the world. 
NHI has modern processing equipment and complete manufacturing system for steel-making, casting, forging, heat treatment, welding, machining and assembling,etc. NHI is equipped with about ***0 sets of various large-scale machines. NHI owns about **0 patents and proprietary technology, **1 sets of new products manufactured by NHI have filled up the gap of China industries, **4 products or technology have obtained the technical progress rewards at various national levels.）