BS812:114:1989 | EN 1097-8    

The Polished Stone Value (PSV) ofa material used as road surfacing is a measure of how rapidly it becomes polished under the action of vehicle tires. The machine is electronically controlled by a keyboard with LCD display. The machine is supplied complete with road wheel, side plate, rubber rings, two tired wheels, drive belt, abrasive feed mechanism, corn emery, flour emery, set of one specimen mould and one mould plate.    

Electronic control of rotation speed and feed mechanism, Aluminium wheel 406 mm dia., 
Clamping device for specimen, 
Rotation speed adjustable from 315 to 325 r.p.m., 
Two rubber tired wheel 200±3 mm dia.,     
Lever arm and weight loading the tired wheel on the aluminium wheel to 725±10N     
Feed mechanism for corn emery and flour emery Microprocessor controlled.    

220-240V, 50-60Hz, 1ph    
Overall dimensions (hxwxd):  1800x980x510 mm    
Weight approx.: 200 kg