Figure 3. Crystal structures of paraffin, beeswax, fully hydrogenated
soybean oil (FHSO), hydrogenated castor oil (HCO), ethylene glycol mono-
and diester (EGMD) and Estercoat under 0, 25 and 50 °C
Table 1. Summary of coefficient
of friction of different waxy materials under (a) different normal load,
(b) different sliding velocity and (c) different environmental
temperature.