[TheForge] Re: Tumbler update

Sat Jul 27 01:58:00 2002

The only tumbler I've ever worked with was lined with thick, corded,
rubber, tire type material like tires.  No real noise there except the
impact of large objects on the drum, and that was "very" muted

   jeff   ><>

----- Original Message -----
From: "Mike Spencer" <[email protected]>
To: <[email protected]>
Sent: Friday, July 26, 2002 9:53 PM
Subject: [TheForge] Re: Tumbler update

>
> > Yes, noisy isn't a strong enough word for it.
>
> Lunenburg Foundy, when they were still doing cast iron, had two
> rectangular boxes of ca. 1/4" plate, about 3' square by 4' long and
> geared up to flat belt drive.  Dogable hatch cover.  They put
casting
> in with bits and pieces of old casting and  2x4 offcuts.  Totally
> deafening.
>
> How about lining your tumbler with used conveyor belt from a rock
> crusher or readymix conveyor?  Ca. 1/4" to 1/2" thick, abrasion
> resistant, fabric reinforced rubber.   The 1/2" is stiff enough that
a
> sleeve inserted from the end of a 50 gal. oil drum whould stay in
> palce without glue or fasteners.
>
> - Mike
>
> ---
> Michael Spencer                  Nova Scotia, Canada
>
> [email protected]
> http://home.tallships.ca/mspencer/
>
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