LM-21 Maximum relative densometer for asphalt with mixing materials
is suitable for vacuum measure the maximum relative density of asphalt mixture theory, for the mix proportion design of asphalt mixture, road survey or pavement construction quality
management calculation used void ratio, degree of compaction, etc.Standard:JTG E20-2011.
Technical parameters:
1.Voltage:220V±10%
2.Power for air exhaust:160W
3.Power of jarring machine:30W
4.Volume of vessel:4300ml×2
5.Range of pressure:The actual atmospheric pressure-3.7Kpa
