Nose weight

[Nat Penton]

The NORMAL discussion would be about how to build light !!! BTY gold has a 
higher sp gr than lead.   Nat
----- Original Message ----- 
From: "John Ferrell" <johnferrell at earthlink.net>
To: <discussion at nsrca.org>
Sent: Tuesday, March 15, 2005 9:10 AM
Subject: Re: Nose weight


> Make a mold from aluminum foil to go inside the fuselage around the nose 
> ring.
> melt the required amount of lead in a can with a propane torch.
> Pour lead into mold
> Either glue or screw the weight in place.
>
> Channel locks work better than straight pliers to handle can.
> Lead may be trimmed with pocket knife.
> Silicon (bathtub caulk) is easy to use and remove, but has a 24 hour cure 
> time.
>
> Has anyone put together the math to figure out how far from the cg how 
> much weight is needed to move the cg how much?
> Knowns:
>    current cg
>    current airplane weight
>    weight to be added
> Find distance from current CG...
> Or from a reference point?
>
> John Ferrell
> http://DixieNC.US
>
> ----- Original Message ----- 
> From: "Steve Wiggin" <swiggin682 at cox.net>
> To: <discussion at nsrca.org>
> Sent: Monday, March 14, 2005 6:26 PM
> Subject: Nose weight
>
>
>>I have to add about 2 1/2 oz of weight to the nose of my pattern plane for 
>>static balance. Has anyone ever tried pouring molten lead into an aluminum 
>>spinner to get the weight as far forward as possible? I would probably 
>>have to epoxy the weight in place and balance the spinner/weight, and 
>>wonder if this would cause undue stress on the engine bearings. Any ideas 
>>would be appreciated.
>> Steve
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