When two samples of grease were tested by the South African Bureau of Standards, Prolong Super Lubricants met or exceeded all of their test criteria.
Properties tested by SABS were as follows:
Penetration, copper corrosion, drop point, evaporation loss, oil separation, rust prevention, water wash-out, wheel bearing leakage, working stability, Timken OK-value, and wear scar diameter.
South African Bureau of Standards, South Africa