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兰州理工大学磁性物理与磁性技术研究所公布了一项最新研究成果——新型氧化铁(Fe3O4)复合磁性丁腈橡胶密封圈。其耐磨损性能显著提高,可使机械设备寿命延长2～3倍,同时可减少化工污染物的泄露,对保护环境具有重要意义。该成果已通过甘肃省科技厅组织的专家鉴定,并申报了磁性橡胶密封圈国家发明专利。
Lanzhou Institute of Technology Institute of Magnetic Physics and Magnetic Technology announced a new research results - a new type of iron oxide (Fe3O4) composite magnetic nitrile rubber ring. Its significantly improved wear resistance, mechanical equipment can extend the life of 2 to 3 times, while reducing the leakage of chemical pollutants, the protection of the environment is of great significance. The result has been appraised by experts organized by Science and Technology Department of Gansu Province and declared a national invention patent of magnetic rubber seal.