Specific wear rate nominal point contact
Scar radius (r)		Mass loss (m)		Wear depth (h).
R1	10-3 m	m	10-6 kg	R1	10-3 m
r	10-3 m	rho	kg/m3	h	10-6 m
F	N	F	N	F	N
s	m	s	m	s	m
V	10-12 m3	V	10-12 m3	V	10-12 m3
k	10-15 m2/N	k	10-15 m2/N	k	10-15 m2/N
www.tribology-abc.com