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联邦德国 Beumer 机械公司设计并生产的世界最长的曲线式皮带输送机,于1985年12月在美国一家水泥厂正式投产使用。输送机总长为3390米,宽800毫米,输送能力为750吨/时,运转速度为3米/秒,所送物料是破碎至100毫米的石灰石。传动装置设在首端,有2个卷筒,3个135千瓦的马达。整条输送机的安装调试工作也由 Beumer 公司承担。美国这家水泥厂的矿山与水泥厂相距4公里,矿山设有移动式破碎机,并有4个移动式输送机把石灰石传送给一个260米长的中转皮带输送机,该输送机把物料卸入一个料斗内,
The world’s longest curved belt conveyor, designed and manufactured by Beumer Machinery AG of the Federal Republic of Germany, was put into operation at a cement plant in the United States in December 1985. The total length of the conveyor is 3390 m, width 800 mm, conveying capacity 750 t / h, operating speed 3 m / s, and the material delivered is limestone broken to 100 mm. The gearbox is located at the head, with 2 drums and 3 135 kW motors. The entire conveyor installation and commissioning work by Beumer company. The cement plant in the United States is 4 km from the cement plant and there is a mobile crusher in the mine and four mobile conveyors deliver the limestone to a 260-meter transfer belt conveyor that unloads the material Into a hopper,