While nickel boron nib is silver and shiny.
Diamond like coating vs nitride.
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.
Coefficient of friction 0 15.
Diamond like carbon dlc above.
In an oral environment orthodontic metal brackets are exposed to potentially damaging physical and chemical agents which may affect the extent of metallic corrosion to prevent wear and corrosion of the material surface diamond like carbon dlc or titanium nitride tin plating is commonly used.
New coatings come and go and they all say they are the latest and greatest.
Have you considered coating with diamond like carbon pecvd then ion implant using a few hundred kev nitrogen ions.
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.
And is easier to clean.
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.
The diamond like carbon dlc coating provides superior surface toughness with increased lubricity and heat dispersion.
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.
Approximate vickers hardness hv 4000.
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.
And more exotic stuff like titanium nitride tin is gold and pretty.
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.
Toolcraft bcg with diamond dlc finish.
And easier to clean.
Here s my opinion nitride is black and shiny.