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9月4日星期三
in October last year to Asaka president expressed
Zeng Wei, secretary of the NSK invested heavily in Shenyang were highly praised, he praised Seiko large bearing projects settled West, West to further enhance the production capacity of the equipment manufacturing industry, and more importantly, to enhance the Shenyang to build a world-class advanced equipment manufacturing taper roller bearing level. Zeng Wei secretary said that Shenyang will be the future development of the project construction and provide a full range of services for project cooperation to establish successful model.
evening, Governor of Liaoning Provincial People's Government in the provincial government Mr. Chen Zhenggao Friendship Hotel cordially received and entertained Otsuka president and his party. Chen governor last February in order to NSK screw project to introduce a special trip visited Shenyang NSK, and in October last year to Asaka president expressed the hope that NSK bearings can build large factories in Shenyang. Otsuka President Chen governor introduced the screw to progress of the project and also to inform Chen governor NSK bearings in Shenyang project contract matters. Chen governor listened very pleased NSK's introduction to the Otsuka president said that history will prove NSK invested Liaoning is a right choice.
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