Liquid Limit is that water content at which a part of soil cut by a groove of standard dimension will flow together for a distance of 1.25cm under air impact of 25 blows in a standard liquid limit apparatus.
It consists of a brass cup held on adjustable brackets.
It is supplied with grooving tools along with a 10mm gauging block to adjust the height of blow.
A counter is also fitted to register the number of blows.
Unit is fitted with a motor geared down to give approximately 120 RPM.
Suitable for operation on 220 Volts with 50cylcles & A.C. Supply.