Why use Relative Density Meter ?
Relative Density Meter
the purpose of the test instrument is to calculate the maximum and minimum of cohesive soil porosity, and used to calculate the relative density, to understand the soil in the state of nature or the elastic after compaction and the stability of soil grain structure
★long neck funnel:Neck diameter:1.2cm
★volume:250cm3 volume: 5cm h:12.7cm
★Volume:1000cm3 dia: 10cm h: 12.7cm
★The hammer:Heavy hammer:1.25High fall:15cm