Rock free expansion rate tester

Rock free expansion rate tester Rock Free Expansion Rate Testing Apparatus
Purpose: rock free expansion rate tester practical rocks in the water is not easy to collapse, the test instrument for the dial gauge digital direct reading type layout, practical in various rock swelling test unbound environment, change of displacement of each deflection test, equipped with waterproof board, such as dial gauge test apparatus.
Technical parameters: 1.Dial gauge range:1mm 2.Accuracy:0.001mm 3.Glass tank length x width:95×95mm 4.Glass tank height:85mm 5.Porous plate:50×5mm 6.Plan to block size:50×50mm




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