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Useful for collecting undisturbed samples from soil to stiff clay and sand. Till the desired depth is reached the bottom of piston is kept flushed with the cutting edge of the sampler and on reaching desired depth only the sampling tube is forced into the soil keeping piston fixed in ground and then collecting the sample in the tube. The under pressure developed in the sampler while the sampler tube advances, holds the collected sample.
Salient Features
- Specifications: The outfit consists of Sampling tube, 55 mm O.D., 580 mm effective length. Piston, one piston connecting rod 1 mtr. long and a drive head with check valve and adaptor for 'A' drill rod.
Accessories: Adaptor for adapting a A type to e type drill rod.
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Piston Sampler - (PS-01)
Russian