Description and Specification for Lab Tenders
Astra Scientific Brazilian Test Apparatus.
Specification:
The instrument is useful for testing specimen from 50mm
dia to 100mm and of thickness of half the diameter. This is to test for
indirect measurement of tensile strength of rocks. The specimen is held
in circular jaws, this is primarily similar to a compression machine and
consists of a small load frame having sturdy base with two vertical
threaded rods and an adjustable cross head. The hydraulic jack is fitted
at the centre of the base of the load frame. The jack of the load frame
is self retracting and two plain platens are supplied. A pressure gauge
capacity 0-100 kn x 1 kn is fixed at the base of jack. A maximum
pointers is also provided on the gauge, a pair of semi circular platens
for 50mm dia samples also provided. The instrument can be used in field
also.
Optional Extras:
Pair of jaws for samples dia
(a) 60 mm
(b) 70 mm
(c) 80 mm
(d) 90 mm
(e) 100 mm.