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From: "George Lendich" <lendich@aanet.com.au>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
References: <list-3765260@logan.com>
Subject: Re: [FlyRotary] Intake runner tubes / Oshkosh work weekend
Date: Mon, 20 Jul 2009 17:01:00 +1000
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Ben,
The corn starch recipe may not be machinable, (unless cooked) but if made 
right it won't need machining, also if it's a bend with a flattened inner 
you won't be able to machine that either.
Horses for courses!
George (down under)


>
> All,
>
>  Back this afternoon from OSH. Have you ever looked at the grass all along 
> the flight line, and wondered...  "how long does it take to mow all of 
> this?"
> Well I can tell you... Not as long as you'd think. But it is a lot of 
> mowing.  Actually about 13 1/2 hours... with 6 mowers at 72 inches wide. 
> If you are at the show this year, and think, man that looks nice. Thank 
> you. If you think, "man these are not very straight passes... you try. You 
> think it is rough in an airplane taxiing, you should get on a mower at 
> full throttle and bounce across it. Backs a hurtin' and allergies are full 
> tilt!
>
>  Actually, we had fun, and it was nice to meet some new people into 
> aviation and the whole EAA experience.
>
> As far as the mold stuff. That is awesome. I am going to call tomorrow to 
> see about pricing. If I could mold it up, and machine it down to my 
> diameter, and even machine in the velocity stack, that is above and beyond 
> what I had in mind.
> I see on the website that it is available in 5 gallon or 55 gallon lots, 
> but in the photo shows much smaller containers. I will check into those, 
> as I know I will be making mistakes, but 5 gallons seems like a lot.
>
> I like the idea of corn starch, and may look into using it for the 
> manifold portion, but is it machinable after setting? I really don't know 
> what to expect out of it. May give it a try this week.
>
> I will report findings. Though honestly, I doubt I will get anywhere 
> before OSH.
>
> Ben
>
>
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