A131 Rock shear box apparatus
CYBER-PLUS 8 EVOLUTION ACQUISITION SYSTEM STANDARDS: ASTM D5607* / ISRM
Same mechanical design as basic model A129, but equipped with: n° 2 Pressure transducers for load acquisition, connected to the pumps. n° 1 Linear displacement transducer for shear measurement.
A131-01* Set of 4 linear displacement transducers, complete with supports, for vertical displacement measure, conforming to ASTM D5607 Standard.
ACCESSORIES for A129 and A131:
A129-01 MOULD FORMER, to prepare the specimen in the dimensions and geometry as requested by the shear box.
A129-02 PRESSURE MAINTAINER, complete with pump, to absorb volume changes of the specimen and to allow a constant load to be maintained during the test.
A129-04 British Gypsum Crystacal Plaster, for casting specimens into mould assembly, 25 kg bag.