Frictional performance of abrasive fines (IM-ADH-010)

Abrasive fines are used on the railways for improving wheel/rail adhesion. They were also recommended for use on the Marylebone/Aylesbury line to combat low adhesion due to autumn leaves. The laboratory- tests have shown (see Technical Note IMADH/SP.5) that the fines have better electrical conductivity than the ordinary sand and...