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由北京市摩擦材料厂与空军驻北京地区军代表室联合研制的某歼击机烧结双金属刹车动盘于1985年12月28日通过技术鉴定。参加鉴定会的有机械工业部军工局、北京市经委、空军工程部、北京市机械总公司、北京市粉末冶金公司、钢铁学院等单位的领导、专家和教授。会上,由驻厂军代表和工厂技术人员介绍了该刹车动盘的配方选择和研制过程。原歼击机刹车动盘是经冶炼浇铸、机加成形,成品率低,加工困难。烧结双金属刹车动盘是由金属粉末压制烧结而成,机加
A fighter piloted bimetallic brakes jointly developed by the friction material factory in Beijing and the Air Force’s military representative office in Beijing passed the technical appraisal on December 28, Participate in the appraisal will have the Bureau of Machinery Industry Machinery Industry Bureau, Beijing Economic Commission, Air Force Engineering Department, Beijing Machinery Corporation, Beijing Powder Metallurgical Company, Steel Institute and other units of the leaders, experts and professors. At the meeting, representatives of factory troops and factory technicians introduced the choice of brake pads and the development process. The original fighter brake disc is cast by casting, machining and forming, low yield, processing difficulties. Sintered bimetallic brakes are made of pressed and sintered metal powder, machined