Description: This instrument is mainly used to measure the ability of stone to resist crushing under gradually increasing load, and is widely used in the determination of the crushing value index of concrete aggregate such as stone.?
Specification:
Nominal 150mm internal diameter of cylinder.
Cylinder- Internal diameter: 154±0.5mm,Internal depth:125 to 140mm,Minimum wall thickness:16.0mm.
Plunger-Diameter of piston:152±0.5mm, Diameter of stem:?95 to ?152mm, Overall length of piston plus stem:100 to 115mm, Minimum depth of piston. Not less than:25.0mm, Diameter of hole: 20.0±.01mm.
Baseplate- Minimum thickness:10mm,Diameter: 200 to 230mm.
