Precision bearings according to ISO grading standards are divided into: P0, P6, P5, P4, P2. Rank higher in turn, where P0 is the general accuracy, other grades are precision level. Of course, different classification standards, different types of bearings, their classification method somewhat different, but the meaning is to the. The use of performance requirements of precision bearings rotating body with high runout accuracy, high-speed rotation and small changes in friction and friction.
2013年8月14日星期三
Chinese contemporary science and technology inventor
High temperature kiln wheel taper roller bearing manufacturers, Northern High Bearing Group chairman and managing director Kelvin Tong engineer, invented to create a high-temperature bearings, fill the technological gap, Rong said that the world outstanding experts, Chinese contemporary science and technology inventor, Chinese talents, get China provincial and ministerial level scientific and technological progress awards, Chinese patents, etc.; temperature bearing essays opt-in "Dictionary of electromechanical products in China", "China Machinery and Electronic products complete ordering Handbook", "China and electrical equipment bidding directory" sub-volume "China bearing product procurement catalog "product Guide and other national authority.
Of the last century, the state designated Northern Group is the only high-temperature bearing type full operating temperature bearing and high-volume production of high-tech enterprises, the layout of Shanghai in China's eastern, northern and southern Beijing Guilin, GBZ brand leading products are various types of series of high temperature bearings , 2012 and passed ISO9001: 2008 international quality management system certification, the science and technology into productivity, thus greatly reducing the social costs related to production, a large number of energy-saving materials for the national festival exchange, over the years, much of the domestic and foreign customers favor, its "effectiveness name" still unmatched. National authority designated bidding units and products
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