[AR] Re: Larger size motor case liners
- From: Wedge Oldham <wedgeoldham@xxxxxxxxx>
- To: arocket@xxxxxxxxxxxxx
- Date: Wed, 16 Oct 2013 15:51:06 -0700
Pat, Jeff Taylor, and a large number of other can all get 6" phenolic
liners. Ask on the Tripoli list.
On Wed, Oct 16, 2013 at 1:51 PM, Greg Deputy <greg@xxxxxxxxxxxxx> wrote:
> I’m flying a 152mm 2 grain motor in a couple weeks, first tested years ago.
> Case is 6061-t6, liner is cardboard wrapped with 1/16”epdm sheet. I can’t
> recall ever seeing phenolic liners in the 6”size. Would have to be a custom
> item.
>
>
>
> From: arocket-bounce@xxxxxxxxxxxxx [mailto:arocket-bounce@xxxxxxxxxxxxx] On
> Behalf Of Bill Claybaugh
> Sent: Wednesday, October 16, 2013 1:18 PM
> To: arocket@xxxxxxxxxxxxx
> Cc: Arocket List
> Subject: [AR] Re: Larger size motor case liners
>
>
>
> Cases--which are also the airframe--are 6061-T6; liner is cast in place
> EPDM. Grain is a center burning finocyl, also cast in place.
>
>
>
> Bill
>
> Sent from my iPhone
>
>
> On Oct 16, 2013, at 15:56, Daryle Dismukes <daryled@xxxxxxxxx> wrote:
>
> Those of you who are working with fuel grains in the 150mm / 5.5-6 inch
> diameter range, what are you using for your motor cases and liners? The
> largest I've done before is 98mm, and I used as much off the shelf Aerotech
> hardware as I could. Now I need to do something larger in a hurry at work
> and I'm hoping to find a source of pre-made carbon phenolic tubes between
> 5.5 to 6 inches in diameter. Any sources or ideas? Other things to try?
>
> -Daryle
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