The application of small aggregates helps to restore the skidding resistance of the surface and protect it from direct sunlight as the aggregates settle and are tracked into the surface.
Mae'r defnydd o agregau bach yn helpu i adfer gallu'r wyneb i atal sgidio ac yn ei ddiogelu rhag golau haul uniongyrchol wrth i’r agregau setlo a chael eu dal o fewn yr wyneb.