IS 1607-1960
Used for sampling Aggregates, Ores, Refractory.
It consists of a sheet metal box mounted on Legs and 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 Materials.
The unit offered are supplied in a range of sizes from 7 mm to 75 mm.
BS 812
Used for Sampling Aggregates, Ores, Refractory.
For the rapid preparation of samples, i.e. division into two representative portions. Detailed below is a range of dividers, each constructed of heavy gauge sheet metal with particular attention given to reinforcement of the partition to maintain the accuracy of the slot dimensions.
The unit offered are supplied in a range of sizes from 7 mm to 75 mm
ASTM C 136
Designed for the reduction of test samples which are too large in volume to be conveniently handled. It handles any material from Sand sizes up to dia. 108 mm. Each Chute bar is 12 mm wide so that openings of 12-24-36-48-60-72-84-96-108 mm are possible. Supplied complete with two collecting pans. Clam shell hopper: 30 litres capacity. Very sturdily constructed, it is totally Cadmium Plated for rust protection.