MODEL:Unit To Test For Resistance To Surface Damage By Fine Particles.(falling sand unit )

Testing Equipment For EN166 Standard


Substrate to be tested is loaded onto the unit, along with reference Glass and PMMA samples.
Sand is allowed to fall onto the test samples, for a fixed period, whilst the lens are held at 45 degree angle and rotated at specified speed. Diffusion of all samples are measured after the test and calculation made, as given in the relevant standard ,to confirm compliance.

To perform assessment on coated substrates as per EN168-2002 CLAUSE 15.