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View Full Version : Can powder coating be used to increase boolit diameter?



bluesman423
08-15-2014, 10:21 AM
I have searched and read everything I can find about powder coating boolits and could not find an answer to this question:

Can I use powder coating to increase the diameter of a boolit?

How much can I expect to gain?

Thanks if you can help.

RobS
08-15-2014, 10:36 AM
Yes.......check out the Coatings and Alternatives. Better to start a thread over there as there will be more eyes looking at your post. I did some powder coating a few months back but I can't remember right of hand how much it added. Over .001 I do know though.

bluesman423
08-15-2014, 10:49 AM
Thanks Rob S ................. and please accept my apologies as I did not know that forum existed.

flyingmonkey35
08-15-2014, 12:21 PM
Sorta.

1 coat of pc from espc is about .001 if a inch.

Artful
08-15-2014, 01:28 PM
If you use the BB tumble coat it will be typically be thicker than ESPC

http://castboolits.gunloads.com/showthread.php?240500-a-trick-for-tumble-powder-coating

- and you can do multiple coats if you have too.

How much are you trying to add?

bangerjim
08-15-2014, 02:13 PM
ESPC will get you 0.001 all around which equals 0.002 total increase.

BBDT will CAN get somewhat thicker, depending on how/where you do it.

I shoot my 9mm NLG boolits that are PC'd and then sized in my 38SPL guns all the time with excellent performance. They slip the thru the .358 sizing die and conform the PC perfectly....and load in the brass well too!

banger

bluesman423
08-17-2014, 11:38 PM
Thanks for the replies guys.

I need .002 increase in diameter so it looks doable.

Now to just figure out what ESPC and BBDT mean :)

dilly
08-17-2014, 11:48 PM
Electrostatic (with a powder coat gun) or dry tumble in a staticky plastic container.

bangerjim
08-18-2014, 05:42 PM
Thanks for the replies guys.

I need .002 increase in diameter so it looks doable.

Now to just figure out what ESPC and BBDT mean :)



Read......read......read the stickys in the alternative coatings list!

You will learn a lot!!!!!!!!!

bangerjim

A pause for the COZ
08-19-2014, 07:45 AM
Yes it does. I have some 32 cal bullets that were dropping at .311 and I shoot them coated and unsized at .313.

smokesahoy
08-21-2014, 12:03 AM
get a candle and a lid of powder. heat,dip etc build it up like a candle. would probably behave similar to saboted?