Mil spec means phosphate coated and is matte and a little bumpy.
Diamond like coating bcg.
Diamond like carbon dlc coating.
Diamond like carbon dlc above.
This bolt carrier group is diamond coated giving it the highest yield strength on the market with a rockwell over 90.
The diamond dlc bcg like all the toolcraft bcgs we sell has this viton o ring on the extractor for the increased reliability it provides.
Diamond like coating for bcgs.
Ionbond diamond like carbon dlc coating is a state of the art metal finish applied through a physical vapor deposition pvd process.
The xpb bolt carrier group displays the src logo machine cut and visible when the ejection port door is open.
Posted by 2 years ago.
Both are machined out of s7 tool steel.
Which does its job but does requires more cleaning than newer coatings.
So i am thinking of eventually getting a dlc bcg and i have a few questions that hopefully someone can answer.
Psa nitride bcg top and phosphate bcgs middle and bottom.
The xpb undergoes a 24 hour thermal cycle proprietary heat treatment and is finished with the dlc diamond like carbon coating.
This bolt carrier group is so strong that it s scratch resistant it s machined and heat treated to mil spec stan.
The xpb undergoes a 24 hour thermal cycle proprietary heat treatment and is finished with dlc diamond like carbon coating.
The xpb fits standard ar 15 m16 m4 rifles chambered in 223 5 56mm 25 45 sharps and 300 blackout calibers.
I m far from an expert on metal finishes but the ionbond diamond like carbon dlc finish seems to be one of the best finishes available.
Diamond like coating for bcgs.
Toolcraft bcg with diamond dlc finish.
It is an extremely tough corrosion proof coating with excellent low friction properties.
Namely is it a myth or not that it is so hard that it could damage uppers as normal nib and nitrate coatings are no where near.
Standard nickel boron coatings and nitride treatments offer up to 72 rockwell ratings.
Sharps xtreme performance bolt xpb 308 balanced bolt carrier group with dual ejectors in dlc diamond like carbon coating.