How far apart should the riffles be in a sluice box?
What is the best angle for a sluice box? between 5 – 7 degrees When setting up a sluice the proper angle must be observed. It's usually between 5 – 7 degrees of slope and should allow most round rocks and pebbles to pass through easily. ... What are Hungarian riffles? Riffles used in undercurrents that are small angle irons or pieces of ...
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