Automatic Marshall Impact Compactor with Stationary Base for 4” and 6” Speciments, ASTM

Product Code

Standards

ASTM D 1559 , ASTM D 6926-16, D5581; AASHTO T245

UTAS-0786A  and UTAS-0787A  Automatic Marshall Compactors are designed for the preparation of 4” and 6” bituminous specimens with the same device for Marshall Stability tests

The compactors have a heavy-duty design that withstands the continuous shaking caused by the compaction process and they are equipped with a hand operated mould fixing mechanism which locks the mould in place during compaction and reduces vibration of the moulds.

UTAS-0786A and UTAS-0787A Automatic Marshall Compactors are supplied complete 4” hammer. These compactors can easily be altered later to accommodate the 6” size by purchasing 6” hammer and molds. 6” hammer and the moulds (4” or/and 6”) should be ordered seperately.  

The number of blows entered in the control panel by the user is applied automatically. By selecting the 55 blow, these compactors apply a speed of 55±5 compaction blows per minute to a 4” and 6” specimens.

The conveniently positioned control panel comprises of start/stop button, emergency stop button and a direct reading counter used to set the required number of blows. The operator can keep track of the number of blows on an LCD display.

The apparatus stops automatically after the preset number of blows.

The standard models can be supplied with a safety/noise reduction cabinet. The cabinet is lined internally with soundproofing material to reduce sound level conforming to CE directivesç

UTAS-0668 Marshall Steel Blocks which can be used for initial heating of the foot of compaction hammer and Marshall moulds should be ordered separately.

Technical Specifications