A lubricant’s viscosity is arguably its most important property – its resistance to flow and shear. Viscosity can be influenced by several factors, from contamination to temperature. Multi-viscosity oils have been developed to cater to a wider range of grades and temperatures. Ford explains that the Society of Automotive Engineers
Mixing greases that aren’t compatible can cause equipment problems – from softening of the grease to hardening, bleeding, separation or even catastrophic failure of components. “It is always best practice to avoid mixing any types of grease,” says Callum Ford, National Marketing Manager at Lubrication Engineers (LE) South Africa. “However,
Grease is made of three main components – base oil, thickener and additives. The base oil makes up the biggest part of the mix (normally between 80% – 95% by weight of a typical grease). Understanding the basics of grease composition helps to ensure that you choose the best grease
