pplication: Blue value test is applied to determine existence of expanding clay in fine aggregates and its content, by blue value MBV.
Parameters:
1. Rotation speed for the first time: 0-600 rpm adjustable
2. Rotation speed for the second time: 0-600 rpm adjustable
3. Time period for the first rotation: 0-99 min
4. Time period for the second rotation: 0-99 min
5. Voltage: 220V