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4in Soil Density Mold Sets are used for compacting soil samples for standard density/moisture (Proctor) tests. These molds can be used alone and will also fit the HM-530 Mechanical Soil Compactors. Complete Assemblies include a mold 4x4.584in (102x116.4mm) IDxH with detachable extension collar and base plate. The rugged heavy steel sets are clear-zinc plated for rust resistance. Mold volume is 0.0333ft³ (943cm³).
Units are available as either solid molds, designed for use with sample ejectors, or as split molds which open vertically for easy sample removal.
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