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目前,我们山东地区各建筑单位使用的200升倾斜卸料式砂浆搅拌机,普遍存在着封浆装置漏浆问题。针对这一问题,我公司于1983年6月试制出第一台样机,在第四工程队使用。通过半年多的生产试验,搅拌砂浆500米~3,在没有特殊保养维护的情况下,封浆部位的密封效果十分令人满意。第二台样机也于同年9月投入使用,效果同样很好。这两台样机已于1983年底通过鉴定。
At present, the 200-liter tilting unloading type mortar mixer used by all construction units in Shandong Province has the problem of slurry leakage from the sealing device. In response to this problem, our company prototyped the first prototype in June 1983 and used it in the fourth engineering team. Through more than half a year’s production test, the mixing mortar was 500 meters to 3 meters. The sealing effect of the sealing part was very satisfactory without special maintenance. The second prototype was also put into use in September of the same year, and the results were equally good. The two prototypes passed the appraisal at the end of 1983.