JK全钢系列双级真空挤出机 适用于煤矸石、页岩、粉煤灰以及粘土等原料生产各种空心砖。JK全钢系列双级真空挤出机绞龙采用耐磨金属粉沫喷涂技术；上级搅拌轴、绞龙大轴以及机身上下体等，均经时效、调质、淬火处理；减速机齿轮均为硬齿面；离合器采用螺压式专利技术等，大幅度提高了设备使用寿命。同时，该机设计合理、结构紧凑，不需安装地脚螺栓即可平稳运转，能最大幅度降低设备运转过程因抖动消耗的动力。
　 This machine produces all kinds of hollow brick with coal—stone．rock．coaIash or adhesi on soil.The materi al of noose is a wear-resi st material and has been handled by crop techno logy The front stir axle，the big axle and the upper and the down bodies all have been handled by auench.The surface of the gears are made hard The clutch uses screw to prolong the life MoreOver the reasonable design，compact structure reduce the energy wasted by the shaking during working.