4" Dredge Instructions - Kellycocoupler and the other end is connected to . Anormal sluice box tilt is approximately 3/4” inch to the running foot. .. Priming the suction hose need not be of concern in most dredging operations, but is important to understand the princi- pal.how to connect dredge hose to sluice box,Steve's Guide to Suction Gold Dredges - DetectorProspectorA sluice box works because gold is 15 times heavier than sand and gravel and so is easily . So a 5" dredge has a main suction hose with a 5" inside diameter.
how to connect dredge hose to sluice box