2/12/2024 0 Comments No flat mower tiresMost industrial tire dealers provide this service.” So, this process is recommended only for heavy-duty tires. Finally, foam filling does not make a thin tire stronger in fact, it may put more stress on a tire than it was designed to withstand - resulting in a shredded tire with nothing to support the foam. Foam-filled tires are harder on a tractor’s steering mechanism than air-filled tires, since there is less “give” to the foam. Foam-filled tires are several times heavier than air-filled tires. It is expensive: $40 or more for a small tire. This is popular with construction equipment, but useful for small tractors as well. Foam is available in several densities which approximate different inflation pressures. Urethane foam can be substituted for air in a tractor tire. If you don’t want to do all this, there are tire shops that will fill tires for you. To remedy that, I added more foam.Įven if I have to do this a few times, eventually I think the foam will be compressed to a certain point where it will not compress anymore. Allow the foam-filled tire to remain jacked up for a few days to make sure the foam has cured.Īfter a couple of uses, the tire softened up some and started to get a flat spot when it sat for a few days.Do this until the foam starts to exit the hole you drilled. Replace the valve stem insert and cap to keep the foam from exiting. This also allows any air in the tire to exit. Watch for foam to start exiting the valve stem area the foam will just have about filled the tire by that time.
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