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Thermal Spraying Technology introduction(二)

Author: langfeng Time: 2017-09-04

Thermal Spraying Technology introduction(二)

China's thermal spraying technology is from the fifties began, when Wu Jianchun and Zhang Guobao in Shanghai set up the first domestic specialized spraying plant, the development of oxygen acetylene flame spray and spray device, and carry out metal spraying business. China's thermal spraying technology started earlier, 50 years on the development of the wire arc spraying; 60 years, some military departments began to study plasma spraying, plasma arc flame temperature is high, similar to the spraying particles flying fast, coating bonding strength High (40 ~ 80MPa), porosity less than 5%, widely used in China's military sector; 70 years appeared in the variety and model more complete spraying equipment and materials, but in general slow progress, only to the past few years Get a faster development. In particular, the former State Economic Commission will be thermal spraying as a national key promotion project, the development of faster and achieved significant economic benefits. October 21-21, 1981 by the State Economic Commission, the State Science and Technology Commission in Beijing held the first national thermal spraying conference, at the meeting announced by the State Economic Commission under the leadership of the establishment of the "National Thermal Spray Collaborative Group", linked to the Beijing Mining and Metallurgy Research (The Ministry of Science and Technology, the Ministry of Science and Technology, the Ministry of Science and Technology, the Ministry of Science and Technology, the Ministry of Science and Technology, the Ministry of Science and Technology, the Ministry of Science and Technology, the Ministry of Science and Technology, the Ministry of Science and Technology, the Ministry of Science and Technology, Spraying technology network system, the existing group member units more than 400. 1991 National Ministry of Electrical and Mechanical Wuhan Institute of Materials Protection to the Ministry of Civil Affairs applied for the establishment of the "China Surface Engineering Association.Thermal Spray Professional Committee" is the country engaged in surface engineering enterprises and related units of the voluntary organization of the industry, is now linked to the Beijing Agricultural College, Has more than 400 members of the development group and more than 150 overseas members.

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