Coarse vs Fine Walnut for cleaning media

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martyd
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Coarse vs Fine Walnut for cleaning media

#1

Post by martyd »

Hi,
I recently started using Fine Walnut media to clean brass.
Has anyone tried and compared Coarse with Fine Walnut as to how fast or how well they clean compared to each other.
Especially with well oxidized cases.
Thanks,
Marty


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Re: Coarse vs Fine Walnut for cleaning media

#2

Post by knockonit »

i started out with walnut, not sure if it was fine or coarse, but ended up with corn cob, seems to me it works much better, pending condition of cases, one must be aware of primer pockets, i used some crap one time that filled so many primer pockets and got stuck, i was poking them suckers for hours, until i offered the grandkids a nickel each to getr done. lol
good luck, cleaning brass is and can be a huge learning curve, your milelage will vary per comments.
Rj
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Flash
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Re: Coarse vs Fine Walnut for cleaning media

#3

Post by Flash »

I use a 50/50 mix of coarse walnut and corncob. Walnut cleans the cases and corncob polishes them.
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Re: Coarse vs Fine Walnut for cleaning media

#4

Post by Remow2112 »

I am with Flash. I use a mix.
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Re: Coarse vs Fine Walnut for cleaning media

#5

Post by Manitu »

Walnuts and jewlers' rouge grated to a powder does a good job.
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Re: Coarse vs Fine Walnut for cleaning media

#6

Post by Flash »

Manitu wrote: March 1st, 2021, 12:10 am Walnuts and jewlers' rouge grated to a powder does a good job.
Yep, I throw a little jewelers' rouge in as well as a capful of NuFinish
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Re: Coarse vs Fine Walnut for cleaning media

#7

Post by needsmostuff »

I use a somewhat fine screen to separate after cleaning. So the walnut also has to be somewhat fine.
I do it before depriming and avoid stuff stuck in pockets.
For a while I was on a kick of using bulk white rice from the grocery store. I remember it as doing a nice job.
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Re: Coarse vs Fine Walnut for cleaning media

#8

Post by Old Jeff H »

When I was still using my vibratories for final cleaning, it was the same as Flash. 50/50 fine walnut and corncob and a capful of NuFinish.

I just straight corncob now and it's only for a preclean of really dirty brass, or to remove lanolin lube.
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Re: Coarse vs Fine Walnut for cleaning media

#9

Post by martyd »

I would like to thank all of you for replying to my question regarding the grit of walnut to use.

I have some very dirty, oxidized, brass and want to clean it really well.
The fine walnut works fairly well but I want the brass to be cleaned better.
I have not deprimed my brass for cleaning but this is all going to change quickly, like right now.
I am going to size, deprime my brass then clean it.
I have also invested in a Wet Brass cleaning unit and will use stainless steel needles for cleaning.
If additional polishing is needed I will use corncob.

Thanks again for your reply's and support,
Marty
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Re: Coarse vs Fine Walnut for cleaning media

#10

Post by Flash »

martyd wrote: March 1st, 2021, 10:55 am I would like to thank all of you for replying to my question regarding the grit of walnut to use.

I have some very dirty, oxidized, brass and want to clean it really well.
The fine walnut works fairly well but I want the brass to be cleaned better.
I have not deprimed my brass for cleaning but this is all going to change quickly, like right now.
I am going to size, deprime my brass then clean it.
I have also invested in a Wet Brass cleaning unit and will use stainless steel needles for cleaning.
If additional polishing is needed I will use corncob.

Thanks again for your reply's and support,
Marty
I'm curious. Why would you want to deprime your brass for cleaning?
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Re: Coarse vs Fine Walnut for cleaning media

#11

Post by Old Jeff H »

martyd wrote: March 1st, 2021, 10:55 am I would like to thank all of you for replying to my question regarding the grit of walnut to use.

I have some very dirty, oxidized, brass and want to clean it really well.
The fine walnut works fairly well but I want the brass to be cleaned better.
I have not deprimed my brass for cleaning but this is all going to change quickly, like right now.
I am going to size, deprime my brass then clean it.
I have also invested in a Wet Brass cleaning unit and will use stainless steel needles for cleaning.
If additional polishing is needed I will use corncob.

Thanks again for your reply's and support,
Marty
Wet tumbling will get it as clean and bright as it's going to get. Removing the primers before wet tumbling is important because it prevents corrosion between the primer and the pocket, and also allow the pockets to get cleaned as well.

If your brass is really dirty, I'd advise running it through the vibratory for 30-60 minutes prior to decapping so you don't make a mess all over your press.
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Re: Coarse vs Fine Walnut for cleaning media

#12

Post by martyd »

Good idea with vibrating before depriving!
Thanks, Marty
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Re: Coarse vs Fine Walnut for cleaning media

#13

Post by Joelafives »

I use walnut fine - get it in 25lb from amazon (lizard litter) and use nufinish. Quite happy with results
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Re: Coarse vs Fine Walnut for cleaning media

#14

Post by samnev »

I use Lizzard Litter and a capful of both Nu Finish and mineral spirits. Used both walnut and corn cob before but Lizzad Litter seems to work best for me.
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Re: Coarse vs Fine Walnut for cleaning media

#15

Post by martyd »

Harbor Freight carries both Fine & Coarse Walnut Shells, usually both in stock at the store.
25 pound box = $24.99
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