Re: [RCSE] Tungsten Ballast

2005-03-14 Thread Michael Lachowski
I cut it at home with an Atlas lathe.  Well worn and not very good for 
precision work, but it does cut machinable tungsten just fine.


Marta Zavala wrote:
I have some 3/4 inch heavy tunsten alloy stock I need to cut. Do I have to
have a machine shop cut it or is it possible to cut it at home with
Thanks, Walter
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Re: [RCSE] Tungsten Ballast

2005-03-14 Thread Jimmy Andrews
How does the density of Tunngsten powder compare to that of lead shot? 
I've heard that an alloy of Tungsten is used when it is powdered, so the 
density is about the same as lead shot.

Jimmy
[EMAIL PROTECTED] wrote:

I have some 3/4 inch heavy tunsten alloy stock I need to cut. Do I 
have to
have a machine shop cut it or is it possible to cut it at home with
Thanks, Walter

You can probably work your way through it with a zip disk on a 4" 
grinder, but
it would be much easier to go online and order a pound or 2 of tungsten 
powder.
It is about $12.00 per pound if you look around a bit.

Mark Mech
www.aerofoam.com
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Re: [RCSE] Tungsten Ballast

2005-03-14 Thread Dan Kitching
Hi Walter,
You're going to laugh, but do yourself a favour and try it before to dismiss 
it.
Tungsten is a wierd alloy, it can be cut extremely easily by certain things, 
like magazine cover paper.

You're laughing, I can hear you. Go try it and see. Use the paper the same 
way you would if you were trying to give yourself a papercut (don't), only 
use it to cut the tungsten. Make sure you use the back cover of a mag that's 
going to the recycling anyway, no need to mar a magazine you care at all 
for.

Dan
- Original Message - 
From: "Marta Zavala" <[EMAIL PROTECTED]>
To: 
Sent: Monday, March 14, 2005 11:52 AM
Subject: [RCSE] Tungsten Ballast


I have some 3/4 inch heavy tunsten alloy stock I need to cut. Do I have to
have a machine shop cut it or is it possible to cut it at home with
Thanks, Walter
RCSE-List facilities provided by Model Airplane News.  Send "subscribe" 
and "unsubscribe" requests to [EMAIL PROTECTED]  Please note 
that subscribe and unsubscribe messages must be sent in text only format 
with MIME turned off.  Email sent from web based email such as Hotmail and 
AOL are generally NOT in text format


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Re: [RCSE] Tungsten Ballast

2005-03-14 Thread Ben Diss
What is the alloy?  In other words, what else is in there.  I'd want to 
know before I started cutting.

-Ben
Marta Zavala wrote:
I have some 3/4 inch heavy tunsten alloy stock I need to cut. Do I have to
have a machine shop cut it or is it possible to cut it at home with
Thanks, Walter
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"unsubscribe" requests to [EMAIL PROTECTED]  Please note that subscribe and unsubscribe 
messages must be sent in text only format with MIME turned off.  Email sent from web based email 
such as Hotmail and AOL are generally NOT in text format
 

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Re: [RCSE] Tungsten Ballast

2005-03-14 Thread TJB
It depends on what you mean by "alloy".  You can use a diamond water saw, a 
Tungsten carbide blade, or a Cerbide blade.

T&G
32 Mount View Dr
Afton, VA  22920
540 943-3356
fax   943-4178
540 943-3356
- Original Message - 
From: "Marta Zavala" <[EMAIL PROTECTED]>
To: 
Sent: Monday, March 14, 2005 11:52 AM
Subject: [RCSE] Tungsten Ballast


I have some 3/4 inch heavy tunsten alloy stock I need to cut. Do I have to
have a machine shop cut it or is it possible to cut it at home with
Thanks, Walter
RCSE-List facilities provided by Model Airplane News.  Send "subscribe" 
and "unsubscribe" requests to [EMAIL PROTECTED]  Please note 
that subscribe and unsubscribe messages must be sent in text only format 
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Re: [RCSE] Tungsten Ballast

2005-03-14 Thread TJB
It depends on what you mean by "alloy".  You can use a diamond water saw, a 
Tungsten carbide blade, or a Cerbide blade.

T&G
32 Mount View Dr
Afton, VA  22920
540 943-3356
fax   943-4178
540 943-3356
- Original Message - 
From: "Marta Zavala" <[EMAIL PROTECTED]>
To: 
Sent: Monday, March 14, 2005 11:52 AM
Subject: [RCSE] Tungsten Ballast


I have some 3/4 inch heavy tunsten alloy stock I need to cut. Do I have to
have a machine shop cut it or is it possible to cut it at home with
Thanks, Walter
RCSE-List facilities provided by Model Airplane News.  Send "subscribe" 
and "unsubscribe" requests to [EMAIL PROTECTED]  Please note 
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RE: [RCSE] Tungsten Ballast

2005-03-14 Thread Bruce Hobbs
I found the tungsten powder ended up having enough air space between
each particle that regular lead pored into identical brass tubes weighed
as much or more than the tungsten and was usually quite a bit less
costly. A friend of mine found the tungsten powder at a golf supplier;
used for weighting the heads of clubs.

BCNU
Bruce Hobbs

-Original Message-
From: Marta Zavala [mailto:[EMAIL PROTECTED] 
Sent: Monday, March 14, 2005 11:12 AM
To: [EMAIL PROTECTED]; soaring@airage.com
Subject: Re: [RCSE] Tungsten Ballast

Thanks Mark, already have a 200.00 chunk of tunsten so I have to cut it
into
pieces!
-Original Message-
From: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
To: soaring@airage.com 
Date: Monday, March 14, 2005 9:33 AM
Subject: Re: [RCSE] Tungsten Ballast


>
>>I have some 3/4 inch heavy tunsten alloy stock I need to cut. Do I
have to
>> have a machine shop cut it or is it possible to cut it at home
with
>> Thanks, Walter
>
>You can probably work your way through it with a zip disk on a 4"
grinder,
>but
>it would be much easier to go online and order a pound or 2 of tungsten
>powder.
>It is about $12.00 per pound if you look around a bit.
>
>Mark Mech
>www.aerofoam.com
>
>RCSE-List facilities provided by Model Airplane News.  Send "subscribe"
and
"unsubscribe" requests to [EMAIL PROTECTED]  Please note that
subscribe and unsubscribe messages must be sent in text only format with
MIME turned off.  Email sent from web based email such as Hotmail and
AOL
are generally NOT in text format
>

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Re: [RCSE] Tungsten Ballast

2005-03-14 Thread Marta Zavala
Thanks Mark, already have a 200.00 chunk of tunsten so I have to cut it into
pieces!
-Original Message-
From: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
To: soaring@airage.com 
Date: Monday, March 14, 2005 9:33 AM
Subject: Re: [RCSE] Tungsten Ballast


>
>>I have some 3/4 inch heavy tunsten alloy stock I need to cut. Do I have to
>> have a machine shop cut it or is it possible to cut it at home with
>> Thanks, Walter
>
>You can probably work your way through it with a zip disk on a 4" grinder,
>but
>it would be much easier to go online and order a pound or 2 of tungsten
>powder.
>It is about $12.00 per pound if you look around a bit.
>
>Mark Mech
>www.aerofoam.com
>
>RCSE-List facilities provided by Model Airplane News.  Send "subscribe" and
"unsubscribe" requests to [EMAIL PROTECTED]  Please note that
subscribe and unsubscribe messages must be sent in text only format with
MIME turned off.  Email sent from web based email such as Hotmail and AOL
are generally NOT in text format
>

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text format


Re: [RCSE] Tungsten Ballast

2005-03-14 Thread junk1

I have some 3/4 inch heavy tunsten alloy stock I need to cut. Do I have to
have a machine shop cut it or is it possible to cut it at home with
Thanks, Walter
You can probably work your way through it with a zip disk on a 4" grinder, 
but
it would be much easier to go online and order a pound or 2 of tungsten 
powder.
It is about $12.00 per pound if you look around a bit.

Mark Mech
www.aerofoam.com 

RCSE-List facilities provided by Model Airplane News.  Send "subscribe" and "unsubscribe" requests to [EMAIL PROTECTED]  Please note that subscribe and unsubscribe messages must be sent in text only format with MIME turned off.  Email sent from web based email such as Hotmail and AOL are generally NOT in text format