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Determination Of The Polished Stone Value
Description of Determination Of The Polished Stone Value
DIDAC Export offer an optimum quality of Determination Of The Polished Stone Value. It measures the resistance of road aggregates, paving stones, paving blocks, to the polishing action of vehicle tyres on a road surface.
The specimens are manufactured with suitable moulds.
The specimen is than located on the Road Wheel accepting 14 specimens.
The wheel is now rotated and enters in contact with solid rubber tyre, spring loaded.
The water is supplied at a controlled rate through a water container equipped with flow regulator.
The digital control panel, foreseen in the back side of the machine, allows to select the test time.
During the test execution the display shows the remaining time and the speed rotation of the wheel holding the specimens.
The machine provides a method of preparing polished stone specimens for use with the Skid Resistance Tester when used in Laboratory.
The unit is supplied complete with 2 rubber wheels, set of 4 secimen moulds and 2 mould covers, while control stone, corn and flour emery have to be ordered separately.
Power supply: 230 V 50 Hz 1ph 750W
Dimensions: 1800x820x600 mm
Weight: 175 kg
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