Standard Compaction Mold – 4″
The standard compaction mold is 4.584 inches tall with an interior diameter of 4 inches. It has a mold volume of 1/30 cu. ft. and a steel base plate that is 6″ x 6″ x 1/2″ thick. The mold has a detachable collar and is made of cold-rolled steel tubing that is plated for rust resistance.