單鏈拉鏈機(jī),單鏈刮板輸送機(jī)缺點(diǎn): 1,空載功率消耗較大,為總功率的30%左右. 2,不宜長(zhǎng)距離輸送. 3,易發(fā)生掉鏈,跳鏈?zhǔn)鹿?span lang="EN-US">. 4,消耗鋼材多.成本大. http://www.fenchenshebei.com/dlgbj.html