... line, ore dressing line, etc.) can be provided by Defy. Besides, our company can offer the OEM ... the watered materiel avoiding that the bearing is damaged by water, sand,or contamination.2. This machine ... motor runs slowly with the impeller after decelerated by the belt, decelerator and gears wheel, the ... the clean sand and stone is lift up by vane, when it goes up slowly, the water begins to drop ...