sand washing equipment

sand washing equipment
1.extensively used on river dredge
2.flexible designed can accordance with customer
3.reasonable structure
The bucket ladder dredge or bucket chain dredger is a stationary dredger, which has an endless chain of buckets carried by the so-called ladder, positioned in the well of a U-shape pontoon.
The chain is driven by the upper tumbler, a pentagonal, at the upper part of the ladder and fixed at
the bottom with lower tumbler, mostly a heptagonal. Under the ladder the
chain hangs freely,while on the uppersite of the ladder the chain is supported and guided by rollers.