When should you not use WD 40?
- Firearms - you should never use WD-40 to clean or maintain firearms.
- Drive chains of any type - because WD-40 isn't a lubricant it really will not work well on Drive chains of any type.
- Gears of any type - WD-40 doesn't have enough lubrication effect to be useful on any type of gearing.
Consequently, what should you not use WD 40 on?
Firearms - You should never use WD-40 to clean or maintain firearms. WD-40 is hygroscopic and will attract moisture to the firearm which will result in rust. Drive chains of any type - Because WD-40 isn't a lubricant, it really will not work well on drive chains of any type.
Additionally, does wd40 damage wood finish? WD 40 is paint thinner and fish oil. Not bad for some things, but it will act as a bad finish more than a cleanser on wood.
Similarly, it is asked, does WD 40 evaporate?
WD-40 is composed of many different chemicals, and only about 10-20% of these are lubricants. Even then this small amount is only a very light mineral lubricant. Most of the other components are intended to help penetration, but are volatile and are intended to evaporate.
Should I use graphite or wd40 in my locks?
Says the opposite "Any, “all purpose” oil or lubrication will do the job, but be sure never to lubricate your door locks with powder graphite, as it will do more harm than good. Simply insert the straw (which is normally supplied with lubricants such as WD40) into the lock cylinder and spray away! "