Automatic Compactor for Marshal Test - 4" Dia Specimen

Construction Details :

• It is a motor driven mechanical compactor useful for compaction in to
• 4" dia Marshal moulds.
• It is fitted with compaction rammer weighing 4.54 kg having 50.8 mm diameter face
• It is raised to a height of (457.2± 1.5) mm (18") and allowed to have free fall (drop) on test specimen.
• Tubular steel frame housing the driving mechanism of the compaction rammer.
• The rammer assembly is provided with a ratchet and pawl arrangement to lift it from the top of the test sample.
• When the rammer reaches the required height, the pawl releases the rammer, which falls freely on test specimen.
• The release mechanism is connected by an arm moving up and down - which is connected to a reduction gear coupled to the motor through another arm.
• An automatic Digital blow counter fitted to the compactor is used to set the number of blows.
• Weight : 190 Kg. Approx.