Marshall Stability Test Apparatus,Stability Testing Apparatus,Stability Testing Equipments

Stability Test of Cylindrical specimen of bituminous paving mixture is the most frequently used by highway departments, contractors, engineers and testing laboratories. Thi s test is carried out to measure the resistance to plastic flow of Cylindrical specimen of bituminous paving mixture loaded on the lateral surface. For use with the hot mixture containing asphalt or tar and aggregate upto 25.4mm maximum size. The apparatus consists of the following : -

•	Marshall Load Frame: It consists of a body housing, a geared screw jack and motor driven mechanism and having capacity of 50KN. The rate of travel is 50.8mm/min. and is duly fitted with auto cut off switch. Suitable operation on 220V, 50HZ, Single Phase, A.C supply.
•	Breaking head Stability Mould with dial gauge.01 x 25mm travel.
•	Cylindrical Compaction Mould made of M.S complete with base plate and extension collar.
•	Compaction Pedestal: It consists of a M.S plate capped on a wooden post. A mould Clamp is fitted to the top of the plate.
•	Compaction Hammer weighs 4.5Kg. with a free fall of 457mm.
•	Load Transfer bar.

Supplied complete without proving ring of 25KN.