Digital Marshall Electric Compactor For specimen formability of asphalt mixture for marshall testing Hammer weight: 4536g

STMJ-1 Digital Automatic Marshall CompactorSTMJ-1D Digital Large Automatic Marshall Compactor

1. Application: This compactor is the special equipment used for specimen formability of asphalt mixture for marshall testing.  It is apply to asphalt mixture marshall testing standard (JTJ052-2000).

2. Characteristic:

It is consisted of mechanical drive and control equipment, to improve reliability of whole machine. In order to guarentee the safety of working, all the transmission components and heavy hammer are installed inside the case of compactor.Mechanical drive is including motor, reducer,  chain drive. Circuit controller has integrated circuit and can pre-set the counter.The counter can be selected in the range of 0~9999 freely and has momory function.There have pre-set number button, digital display and stop button on the instrument panel.Can pre-set the compaction times before working, once reach the compaction times, it will be shut off the power and motor automatically.

3. Main technical parameter:

   1. Hammer weight: 4.536Kg(STMJ-1), 10.21kg(STMJ-1D)   2. Height of fall:457.2mm    3. Compaction frequency: 60hit/min   4. Diameter of the compaction head: 98.5mm(STMJ-1), 149.5mm(STMJ-1D)   5. Specimen size:101.6(dia)×87mm(STMJ-1), 152.4mm(dia)×115mm(STMJ-1D)   6. Direct reading counter: 0-9999 times   7. Memory of preset compaction times   8. Laminated hardwood block compaction foundation:457x200x200mm   9. Voltage: AC220V   10.Power: 370W   11. Measurement: 1740x510x510mm, weight: 180kg

Features:  whole hammerhead, control cabinet made of ABS plastic; consistent and even compaction.

STMJ-1 Digital Marshall Electric Compactor