Sed for rapid collection of the true representative sample from aggregate, sand and filters.
Consists of a metal box fitted with a series of chutes of equal width which discharge the material alternatively in opposite directions into separate pans. The chutes of the riffle are steep enough to allow rapid flowing of the material. Each riffle sample divider supplied with two pans and one scoop.
Available in following sizes:
Size (mm) 13 20 25 40
No. of Slot 14 16 16 16