CASE POLISHING

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CASE POLISHING

Postby DuncaninFrance » Sun Dec 06, 2009 6:56 am

My mate Alain and I have recently been looking bat a way to clean up old, filthy cases. Another friend had made up an electric motor with a chuck bolted to the spindle which was fine for rimless, parallel cases although it necessitated the case be mounted in the chuck at both ends to clean the whole case. It was also quite a fast motor.

Being a Yorkshireman as you know, and wanting to save every penny I could I started to look around my now clean and tidy workshop for a cheap solution. Yesterday afternoon, after receiving a special piece of kit from my mate with a lathe I built what I think is a rather good polishing machine.

It consists of an old drill that I keep for powering a small pump to empty water from our pool cover if it sags. The whole principal of the kit ( apart from it's cost :roll: ) is that the drill can be removed for other jobs in about 30 seconds.

The following photographs are self explanatory I think but one thing I added after the initial trial was the hand speed control ( old dimmer switch from a standard lamp that bust ) It means I can vary the speed to suite the job. Anyway, I did 20 HXP cases as a quick test and it works perfectly, even allowing the case base to be polished at the same time - COST £0-00p ...........RESULT :cool:

Image

Image
Duncan

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Re: CASE POLISHING

Postby dromia » Sun Dec 06, 2009 10:03 am

Those tapered spinners used to be manufactured at one time, I have a couple somewhere. I can't remember who made them now but I do remember they were called "K" spinners for some reason.

The pilot pin through the primer hole isn't necessary as the case centres when you hold the shiner to it.

Easy to make up if you have a lathe and some skills.

That doyen of gun writers Dean Grennel also talks about they in one of his handloading books I seem to recall.

The Lee trim chuck in a drill will do the same job only it holds the base and is a tad longer to set up each case.
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Re: CASE POLISHING

Postby DuncaninFrance » Sun Dec 06, 2009 11:29 am

The pilot pin through the primer hole isn't necessary as the case centres when you hold the shiner to it.


Belt and braces Adam. I found that if I was a bit too heavy handed and moved the case back down the taper with the wire wool it was easy to push it back with the base on the pin. It also helps when I was using some light emery paper to clean the angle between the rim and the case wall and the shoulder area of the neck.
Anyway, the price is right and the result bang on. Just wish I had a small lathe but that was one thing I was unable to 'liberate' in the UK :roll:
Duncan

What contemptible scoundrel has stolen the cork to my lunch? -- W.C. Fields Image
"Many of those who enjoy freedom know little of its price."

http://www.twgpp.org
http://www.andrewsinfrance.co.uk

Blog:- http://stgeorgesays.blogspot.com/2010/0 ... -here.html
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Re: CASE POLISHING

Postby WyrTwister » Mon May 17, 2010 7:01 am

DuncaninFrance wrote:My mate Alain and I have recently been looking bat a way to clean up old, filthy cases. Another friend had made up an electric motor with a chuck bolted to the spindle which was fine for rimless, parallel cases although it necessitated the case be mounted in the chuck at both ends to clean the whole case. It was also quite a fast motor.

Being a Yorkshireman as you know, and wanting to save every penny I could I started to look around my now clean and tidy workshop for a cheap solution. Yesterday afternoon, after receiving a special piece of kit from my mate with a lathe I built what I think is a rather good polishing machine.

It consists of an old drill that I keep for powering a small pump to empty water from our pool cover if it sags. The whole principal of the kit ( apart from it's cost :roll: ) is that the drill can be removed for other jobs in about 30 seconds.

The following photographs are self explanatory I think but one thing I added after the initial trial was the hand speed control ( old dimmer switch from a standard lamp that bust ) It means I can vary the speed to suite the job. Anyway, I did 20 HXP cases as a quick test and it works perfectly, even allowing the case base to be polished at the same time - COST £0-00p ...........RESULT :cool:


:salute:

Check out The Lee trimmer . Using an electric drill motor .

http://www.leeprecision.com/cgi/catalog ... secon.html


After you trim the brass , bevel the inside & outside of the case mouth , you can take 000 steel wool and polish the outside of the brass .
Lee Trimmers.jpg
Lee case trommer
Lee Trimmers.jpg
Lee case trommer


God bless
Wyr
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Re: CASE POLISHING

Postby DuncaninFrance » Mon May 17, 2010 8:43 am

COST £0-00p ...........RESULT
:cool:

You may not appreciate this Wyr but I am a Yorkshireman. Now a Yorkshireman makes a Scotsman look like a spendthrift and the more you can get for less or nothing is only bettered by being paid for something you are going to keep :roll: :roll: :roll:
Duncan

What contemptible scoundrel has stolen the cork to my lunch? -- W.C. Fields Image
"Many of those who enjoy freedom know little of its price."

http://www.twgpp.org
http://www.andrewsinfrance.co.uk

Blog:- http://stgeorgesays.blogspot.com/2010/0 ... -here.html
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Re: CASE POLISHING

Postby WyrTwister » Mon May 17, 2010 12:41 pm

DuncaninFrance wrote:
COST £0-00p ...........RESULT
:cool:

You may not appreciate this Wyr but I am a Yorkshireman. Now a Yorkshireman makes a Scotsman look like a spendthrift and the more you can get for less or nothing is only bettered by being paid for something you are going to keep :roll: :roll: :roll:


:salute:

I am much the same way . :-)

But I suspect , sooner or latter , you will need to trim your brass , any way ?

I used to use the method described , on .223 range brass , before I bought a vibratory tumbler .

Ant the Lee stuff is very economical , at least here in the states . Do not know about the price and availability in the UK ?

God bless
Wyr

From the south central USA

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Re: CASE POLISHING

Postby DuncaninFrance » Tue May 18, 2010 5:51 am

As rule of thumb here in France, take the $ price and put a € sign there instead. Lee kit is easy to get here.
Duncan

What contemptible scoundrel has stolen the cork to my lunch? -- W.C. Fields Image
"Many of those who enjoy freedom know little of its price."

http://www.twgpp.org
http://www.andrewsinfrance.co.uk

Blog:- http://stgeorgesays.blogspot.com/2010/0 ... -here.html
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