Thanks, Gerald. Think I'll get radials for the trailer when the time comes.
Dan Weeks
75 Argosy 26
> From: "Dr. Gerald N. Johnson, electrical engineer" <[EMAIL PROTECTED]>
> Reply-To: [EMAIL PROTECTED]
> Date: Fri, 02 Mar 2001 10:05:24 -0600
> To: Multiple recipients of VACList <[EMAIL PROTECTED]>
> Subject: [VAC] Re: what brand of tire is good?
>
> Radial sidewalls are made to flex, bias ply sidewalls made to not flex.
> If either are loaded so the sidewalls flex a lot, the sidewall life is
> compromised, more rapidly in bias ply tires. For the sidewalls of bias
> ply tires to flex, diagonal layers of fabric have to slide against each
> other (even when glued together) and that makes heat. Radial tires have
> the grain of the fabric all in one direction so they don't rub, they
> just bend the fibers that are running from the bead at one side straight
> out (radially) to the tread, across, and back to the other bead at the
> same location. The first set of radial tires I owned changed temperature
> on the highway only from the sun, not from hundreds of miles of driving.
> That was never true with bias ply tires.
>
> The maximum sway from the flexible sidewalls of radial trailer tires
> shouldn't be more than an inch or two. Big tractor tires will allow at
> least a couple inches side sway and when the cultivator shovels are only
> 6" apart that couple inches is enough to mean the difference between
> dead weeds and dead crop when added to an inch or two lateral
> imprecision in driving.
>
> Gerald J.
>
>
>
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