JMT - 615
HARVARD MINIATURE COMPACTOR
This for determining the moisture density relation of soils. In this apparatus, small quantity sample is compacted under kneading action of the spring -loaded tamper set either at 10kg or 20kg. as, the sample required is very small , a number of tests can be carried out, each time taking a fresh sample. The time required for compaction is very much less. The mould can be interchangeably used with Miniature Field permemeter where permeability tests can be conducted at high pressures..