foam filled tires

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Thomas M Pugel

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Apr 12, 2005, 12:24:36 PM4/12/05
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I have a Kubota B2910 and I need to lower the center of gravity to help
prevent rollovers. The foam filled tires is what I want to do because it
also eliminates flats.I would only fill the front tires. But people with
experience say this will cause premature wear of tie rod ends and
bearings due to the hard solid foam tires. Calcium is too corrosive so
I'm not going to use it. Has anyone used anti freeze or windshield
washer fluid to increase the weight?
Tom Pugel

Mike Sloane

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Apr 12, 2005, 12:48:40 PM4/12/05
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I agree that foam is not the ideal solution to the problem, and filling
the fronts won't accomplish anything at all for lowering the center of
gravity, since the front axle pivots. One of the big problems with foam
is that it gives a terrible ride and makes it almost impossible to
separate a worn out tire from the rim. Where I worked, if a customer
needed new tires that were foam filled, they ended up having to buy new
rims too.

What you need to do is fill the rear tires to about 90% with a liquid.
Radiator antifreeze works, but it is poisonous. Windshield washer fluid
is just water and alcohol - you can buy bulk methyl alcohol and mix it
yourself a lot cheaper. Anti freeze and alcohol are somewhat lighter
than water, so the resulting weight will not be as much as pure water or
water and calcium chloride. And while calcium chloride is corrosive, if
you paint your rims with a good epoxy paint, they will last for a very
long time.

One of the best solutions I have seen is Rim Guard
<http://www.rimguard.info/> which I believe is made from the residue
from processing sugar beets. It is almost as heavy as water, won't
freeze, is non corrosive, and is not poisonous.

And, it should be noted that if you don't use your tractor in the winter
or don't live in an extremely cold area, you can just fill the rears
with plain water - it has to get very cold for a long time to freeze all
the water in a tractor tire. A small valve device is available for
filling a tire from a garden hose - less than $10.

Mike
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Mike Sloane
Allamuchy NJ
mikes...@verizon.net
Images: <www.fotki.com/mikesloane>

If we don't believe in freedom of expression for people we despise, we
don't believe in it at all. -Noam Chomsky, linguistics professor and
political activist (1928- )


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Thomas M Pugel

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Jun 8, 2005, 7:09:44 PM6/8/05
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Do you have to put tubes in the tires to fill with a liquid? I can't get
a reply from "RimGuard" so I'll probably use propylene glycol/water.
Tom Pugel

Clifford Williams

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Jun 9, 2005, 2:53:09 AM6/9/05
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Rim Guard™ is easily injected into the tire or tube.
according to their web page.
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http://cmw-blog-index.blogspot.com/

Mike Sloane

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Jun 9, 2005, 5:55:22 AM6/9/05
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If the rims are designed for tubeless tires (and you are using tubeless
tires), then you don't need tubes. Since a glycol solution is not
corrosive, there is no advantage to having tubes inside tubeless tires.
Remember to fill only up to the level of the valve when it is in the "12
o'clock" position - 85-90% - or you will not be able to provide the air
cushion needed for proper flex of the tread for best traction and ride
quality.

Mike

Thomas M Pugel wrote:
>
> Do you have to put tubes in the tires to fill with a liquid? I can't get
> a reply from "RimGuard" so I'll probably use propylene glycol/water.
> Tom Pugel
>
> Mike Sloane wrote:
>
>>
>> I agree that foam is not the ideal solution to the problem, and
>> filling the fronts won't accomplish anything at all for lowering the
>> center of gravity, since the front axle pivots. One of the big
>> problems with foam is that it gives a terrible ride and makes it
>> almost impossible to separate a worn out tire from the rim. Where I
>> worked, if a customer needed new tires that were foam filled, they
>> ended up having to buy new rims too.

--
Mike Sloane
Allamuchy NJ
mikes...@verizon.net
Images: <www.fotki.com/mikesloane>

Heresy is only another word for freedom of thought. -Graham Greene,
novelist and journalist (1904-1991)


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