1986年3月11～15日,冶金部浇注技术协调组在湖北宜昌召开了工作会议。重点企业和地方骨干企业的64个炼钢厂,26个浇注辅助材料生产厂以及有关院校近200名代表参加了会议。会议总结、交流了近两年来浇注技术发展经验,讨论了“七五”计划期间如何进一步发展与开发浇注技术问题。代表们围绕在1986年内就实现红包出钢、镇静钢成坯率达到87％,沸腾钢成坯率达到94.5％所采取的 1986 March 11 ~ 15, the Ministry of Metallurgical pouring technology coordination group held a working meeting in Yichang, Hubei. 64 steel mills of key enterprises and local key enterprises, 26 pouring aids manufacturing plants and nearly 200 representatives from related institutions attended the meeting. The meeting summed up and exchanged experiences of pouring technology development in the past two years and discussed how to further develop and develop pouring technology during the “Seventh Five-Year Plan”. Representatives around in 1986 to achieve a red envelope tapping, billet killed steel reached 87%, boiling steel billet rate reached 94.5% taken