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What is No Flats Tyre Sealant and how does it work?

No Flats Tyre Sealant is a special blend of more than 25 chemicals in a viscous liquid state which coats and clings to the inner wall of the tyre. No Flats Tyre Sealant is a permanent puncture preventative/repairer and a tyre life extender/conditioner, and we believe the only product on the market today that is guaranteed to outlast the legal lifetime of the bicycle tyre.

What makes no flats different to tyre sealants that have proved not to work?

Technology! Sealants have caused many problems that we at No Flats Tyre Sealant have addressed. Using a highly evolved mixture of chemicals, we have devised a product that is more than capable of working in harmony with today’s modern bicycle tyres. We have included a patented thixotropic emulsion that bonds the molecules of the product together. No Flats Tyre Sealant contains thin strands of coarse surface synthetic fibres that are stronger than steel when they interlock tightly together, but will only positively repair small holes caused by puncturing, but only a hole that is in the tread area of the tyre, and that it is shrinking in size because there is no cord damage (rubber recovery), which is 95% of today’s punctures.

Large cuts, or sidewall punctures, with or without cord damage, and the NO FLATS fibres just slowly bleed through the hole, giving a controlled deflation which prevents damaged rims, and helps the rider maintain control and possibly enabling continuation of the journey to remove the bicycle from a possibly dangerous location situation.

No Flats Tyre Sealant is not a "get you home product", it is applied before the puncture occurs, and permanently repairs puncture after puncture in the same tyre over and over. Once installed, NO FLATS TYRE SEALANT not only repairs punctures, it conditions the inner casing, preventing porosity leaks caused by tiny holes and cracks. In other words after installing No Flats Tyre Sealant the tyres maintain correct air pressure and the need to regularly top up with air is virtually eliminated, and with correctly inflated your tyres will also run cooler eliminating that killer problem of devastating heat build-up. Tyres treated with No Flats Tyre Sealant last up to 30% longer. No Flats Tyre Sealant is water based for easy cleaning if ever you need to do this.

No Flats Tyre Sealant has the unique ability to coat the entire inner surface of the tyre and rim without succumbing to the shear stress associated with centrifugal force that is created with a high speed rotating tyre.

Once installed

No Flats Tyre Sealant has been installed, it will lay dormant at the bottom of a tyre until the bicycle is ridden. Once installed the bicycle needs to be ridden over a distance of at least 8km, then No Flats Tyre Sealant disperses throughout the inner air cavity and forms a coating on the entire inner surface of the tyre. This coating will remain in place and the sealing process will work immediately on your next ride or when needed.

The flexing tyre and the normal heat buildup will allow No Flats Tyre Sealant to seek out and eliminate common air loss problems (refered to as air migration and bead leaks). NO FLATS TYRE SEALANT then transforms the tyre into a sealed air chamber, capable of maintaining proper air pressure.

The advanced technological sealing capabilities of No Flats Tyre Sealant stand on guard, to seal punctures as they occur. When a tyre is punctured, NO FLATS TYRE SEALANT coats the surface of the penetrating object thus preventing air loss. When the puncturing object is removed, the rubber recovers and the wound immediately closes. Any escaping air will siphon NO FLATS into the wound. The fibres begin to entwine and create a clot to prevent any additional air from escaping. As the rubber recovers, the wound closes and the strength of the tyre hold the repair in place. The specialized polymers and fibres form a clot, producing an airtight repair. Once exposed to the atmosphere, the repair begins a systematic chemical cure (another proprietary attribute for our R&D team).
As the repair cures, it makes a permanent repair that is impervious to water, which protects the inner casing from the outside contaminants.

NO FLATS chemical formulation, one of our closely guarded secrets, allows NO FLATS TYRE SEALANT to withstand heat and the shear forces created within a rotating tyre.

What is tyre flexing?

Tyres are constantly flexing when being ridden. The weight of the rider, the irregular surface of the road and the turning of the tyres creates a substantial amount of flexing. It is important for the NO FLATS repair to be forced though a wound. Once this is accomplished the repair cures and becomes a permanent seal.

No Flats Tyre Sealant WILL NOT HARDEN INSIDE YOUR TYRE.

People often ask “if NO FLATS cures from exposure to outside air, then why doesn’t it cure by the air inside of the tyre?” As the bicycle is ridden the temperature of the tyre increases, a portion of the liquid base evaporates within the air cavity, as the tyre cools, the liquid condensates back into the formula. The air inside the tyre actually becomes part of the system. The sealed air chamber prevents air from the outside from entering, or air inside the wheel, from escaping.