Re: [ATM] Clutch material

["Jean-Guy Moreau" <jgmoreau@cablevision.qc.ca>]

Hello George, James, they used to be called Crazy Carpets around here,
I have a few old ones in the garage, but they are now souvenirs  :0)
The HDPE sheet is doing fine, no slippage that i can see, as in these
20 minutes exposures with ST 2000 XCM

http://www.cablevision.qc.ca/astro/ic434.jpg


Jean Guy


----- Original Message ----- 
From: "George Anderson" <tillerman1@videotron.ca>
To: "James P Crombie" <jpcrombie@pei.eastlink.ca>
Cc: <atm@atmlist.net>
Sent: Tuesday, March 07, 2006 10:36 PM
Subject: Re: [ATM] Clutch material


> That shouldn't be a problem for Jean-Guy (the cold northerly comment).
> I'll have to keep the material in mind and checkout the clearance sales
> this weekend at Home Hardware and Canookian Tire.
> 
> George Anderson
> Montreal Canada
> 
> Clear skies and good health
> 
> James P Crombie wrote:
>> 
>> If you are in a northerly area (aka the snowbelt) try walmart or other
>> chain stores for Snow sliders.  Those sheets of plastic the kids use to
>> tobbogan down hills.  They are aprox 16" wide and a little over a 1/16
>> thick and would make an excellent clutch material.   The only problem
>> might be that the store are problably stocking their summer lines by now :-)
>> 
>> Bob May wrote:
>> 
>> >Delrin is a fairly suitable material although it is more noted as
>> >a good bearing material.  The stuff is soft enough in thin
>> >sections that it will provide a nice feedback of the pressure
>> >across the disk.  I will note that it is a lot more expensive
>> >than other plastics.
>> >Bob May
>> >bobmay at nethere.com
>> >http: slash /nav.to slash bobmay
>> >http: slash /bobmay dot astronomy.net
>> >Replace the obvious words with the proper character.
>> >
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