... rises and falls (m/min)55Main mortar power (kw)7.511Attached mortar power (kw)1.51.5Production efficiency ... for the tubing formation. Mainly composed by the mortar, pulleys, gears, sleeve, spindle and so on ... rise and the drop,mainly composed by the vice-mortar ,hoist , elevator, steel wire ,falling iron ... part : control the main and the vice mortar to rotate on the clockwise, the reverse, or ...