EN 1097-4

The apparatus is used for the determination of the void content of dry compacted filler. 
It consists essentially of three components:
A metal base size 100x150 mm
A cylinder 25 mm int. diameter
A plunger of a diameter allowing it to slide freely in the cylinder without lateral play.
It can be fit with a Blow counter kit. 
Weight approx.: 3.5 kg