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Should I run the appropriate drill bit in the barrel gas port after Ceracote? - Printable Version

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Should I run the appropriate drill bit in the barrel gas port after Ceracote? - TacBlade - 11-12-2014

Getting my barrel Ceracoted. Should I clean out the barrel gas port with a drill bit? Not going to use a drill, just going to turn it with my fingers. Or is this necessary?


Should I run the appropriate drill bit in the barrel gas port after Ceracote? - Slappy - 11-12-2014

Since it is measured in thousandths I would make sure it is CLEAN. My personal opinion. BANG BANG!!


Should I run the appropriate drill bit in the barrel gas port after Ceracote? - montana - 11-12-2014

Who ever Cerakotes your barrel should cover your gas port with heat resistant tape before Cerakoting. They "should not" Cerakote over your gas port un-covered. Was your barrel gas port already Cerakoted un-covered?


Should I run the appropriate drill bit in the barrel gas port after Ceracote? - TacBlade - 11-12-2014

I have not got my barrel back yet, but I was thinking about the details to assemble my upper. I may of just jumped the gun here?


Should I run the appropriate drill bit in the barrel gas port after Ceracote? - Mountain Man - 11-12-2014

When I used to do Cerakote/Duracoat for a living, I would just avoid getting too much material in the port if it was exposed (usually a gas block was already installed). This method was enough to never have a problem with .223 and AR-10s. Occasionally we'd poke a toothpick into the gas port before coating to mask it up, but I never found it to be a 100% necessary step and I was the one doing function checks on all the guns before they went back to customers. I would assume your applicator probably has a similar mindset, especially if he has to do the re assembly as well.


Should I run the appropriate drill bit in the barrel gas port after Ceracote? - Mtnev - 11-15-2014

Nothing but good can happen when you spray ceramic laden epoxy into the bore.

All of the coating I have done involves stripping down every single part as far as you can within reason and masking/plugging all holes and important threads before blasting/degreasing/coating.


Should I run the appropriate drill bit in the barrel gas port after Ceracote? - LRRPF52 - 11-16-2014

Mtnev Wrote:Nothing but good can happen when you spray ceramic laden epoxy into the bore.

All of the coating I have done involves stripping down every single part as far as you can within reason and masking/plugging all holes and important threads before blasting/degreasing/coating.

This ^. You don't want ceramic particulate matter mixed with industrial-strength epoxy hardener in your gas port. I high temp tape the gas block journal, as well as plug the muzzle, and cover the entire barrel extension.