4号高温润滑脂替代材料的筛选

摘要

4号高温润滑脂因故停止生产。通过性能评价，选择了7456航空机轮轴承润滑脂替代4号高温润滑脂，解决了飞机发动机的润滑需求。%NLGI 4 elevated temperature grease has been stopped production for some reasons.The 7456 air-craft wheel bearing grease was selected alternative to NLGI 4 elevated temperature grease by performance evalua-tion,and the lubricating requirements of aircraft engine were solved.