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DW28-300/110X整体结构简单,使用寿命长;操作方便,易于维护,能够大大降低支柱升井及维修率。单体液压支柱适用于煤层倾角小于25度--35度的倾斜煤层回采工作面,所适应的煤层顶底板条件是:顶板落后不影响支柱的回收,底板不宜过软,支柱压入底板深度不恶化底板的完整性,否则应加大底座。
DW28-300/110X单体液压支柱技术参数
型号DW28-300/110X
D:单体液压支柱
W:注液方式为外注式
高度(mm)2800
工作阻力(KN)300
油缸直径(mm)110
材质:27simn
zmjt061
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