Microhardness of Sand (HV)

Ha/Hc

Volume Loss (mm3)

Wear Rate (mm3m−1)

Specific Wear Rate (1 × 10−14 mm3 m-2 N−1)

Air Cooled

1304.96

1.57

28.93

0.02

15.49

Water Cooled

1.36

16.91

0.01

9.06