In a squeeze machine, there is a squeezer head or a plate which is used as a pressing board to force the sand inside or compress it.
This machine is mostly used for shallow patterns.
These machines are classified as, squeeze machine, sand slinger, jolt-squeeze machine and sand slinger.
The diaphragm moulding machine is used to Give uniform sand hardness throughout the mould.
The property of sand due to which it evolves a great amount of steam and other gases is called Permeability.
The property of sand due to which the sand grains stick together is called Cohesiveness.
Adhesiveness is that properties of sand due to it adheres or cling to the sides of the moulding box.
It is the property of sand due to which the sand grains stick together during ramming.
It is defined as the strength of the moulding sand.