hard grease

hard grease

[′härd ¦grēs]
(materials)
A lubricating grease that flows at a temperature of about 90°C.
References in periodicals archive ?
He'll take apart the assembly and clean out the old, hard grease that's plugging up the works.
Tenders are invited for Hard Grease As Per Is 720/86 In 40 Kgs Pack
After the boiling, the vessel is allowed cool, to float tip the hard grease, formerly called Yorkshire grease, and "degras.