And more exotic stuff like titanium nitride tin is gold and pretty.
Diamond like coating vs nitride.
By now most of us have noticed rifle barrels with coating descriptions like melonite ni corr black nitride or salt bath nitride on everything from low end semi autos to high end bolt action.
And easier to clean.
Ar15 bcg finishes l r toolcraft titanium nitride bcm bcg with robar np3 toolcraft nickel boron toolcraft black nitride colt bcg refinished in chrome with nickel boron gas key toolcraft diamond like carbon dlc finish toolcraft chrome phosphate parkerized there are a wide variety of finishes available for ar 15 bolt carrier groups bcgs.
Used to coat high speed cnc steel cutting tools this dlc coating provides some of the best performance of our coatings and looks good doing it.
And is easier to clean.
Toolcraft bcg with diamond dlc finish.
Ionbond diamond like carbon dlc coating is a state of the art metal finish applied through a physical vapor deposition pvd process.
While nickel boron nib is silver and shiny.
One ends up with a nitride carbide layer within the surface which is in compression not tensile so is not dependent on the young s modulus of the substrate.
New coatings come and go and they all say they are the latest and greatest.
The diamond like carbon dlc coating provides superior surface toughness with increased lubricity and heat dispersion.
Coefficient of friction 0 15.
A comparison of the friction associated with diamond like carbon dlc or titanium nitride tin plating metal brackets article in surface and coatings technology 205 7 1917 1921 december 2010.
Have you considered coating with diamond like carbon pecvd then ion implant using a few hundred kev nitrogen ions.
It is an extremely tough corrosion proof coating with excellent low friction properties.
Diamond like carbon dlc above.
And easier to clean.
Surface and coatings technology volume 205 issue 7 25 december 2010 pages 1917 1921 a comparison of the friction associated with diamond like carbon dlc or titanium nitride tin plating metal brackets.