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SGJD80×6.3—890Z型集成式电动液压缸是济南煤矿设计研究院设计的,由中国统配煤矿总公司技术发展局于1991年主持通过技术鉴定.该设备从1988年起安装在兖州矿务局兴隆庄煤矿选煤厂块煤仓下,进行工业性试验,性能稳定、良好,填补了我国整体液压缸的空白.
SGJD80 × 6.3-890Z-type integrated electric hydraulic cylinder is designed by Jinan Coal Mine Design and Research Institute, presided over by the Technical Development Bureau of China National Coal Mine Corporation presided over the technical appraisal in 1991. The equipment installed in the Yanzhou Mining Bureau since 1988 Xinglongzhuang Coal Preparation Plant coal bunker, the industrial test, stable performance, good, to fill the blank of the overall hydraulic cylinder.