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Re: Model rocket builders (fwd)



---------- Forwarded message ----------
Date: Fri, 09 Nov 2007 06:19:42 -0600
From: BunnyKiller <bunnikillr@xxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: Model rocket builders (fwd)

Hey Deano...

there are a few suppliers of fiberglass rocket "tubes"....  as far as 
G-12 designation I personally havent heard of it, but Im sure it can 
handle a fair amount of heat since the motors do develope quite a bit of 
warmth when in the tube and in use.

Scot D

Tripoli # 539  Lvl 2

.
Tesla list wrote:

>---------- Forwarded message ----------
>Date: Wed, 7 Nov 2007 14:19:34 -0600
>From: David Dean <deano@xxxxxxxxxxxxxxxx>
>To: Tesla list <tesla@xxxxxxxxxx>
>Subject: Model rocket builders
>
>Hi
>
>Are there any model rocket builders on this list?
>
>The reason I ask is I am considering getting some spun fiberglass tubing to 
>use as a coil former for a ballast inductor for a pole mount distribution 
>transformer. Mcmaster has some 2 1/4" O.D. G-10/FR4 rated at 335 degrees 
>Fahrenheit but it only comes in 39" lengths for 104 dollars. I have found 
>some model rocket stores on the web which sell airframe tubing for much less. 
>One place has some stuff called G-12 for approx. 20 dollars/foot but I cannot 
>find any technical data on G-12. 
>
>The magnet wire I have for the coil is rated 200 degrees Celsius, and I would 
>like to have my former and spacer material as close to that as possible so I 
>can push the limit on current. 
>
>TIA
>deano
>
>
>
>
>  
>