Friday 22 May 2020

Punctured your tyre? Repair it the British Standard way

Imagine a situation where you’re going on a long drive with your friends or family, steering and swaying your car merrily through hilly terrain. Just then your speed gets hampered and you get down only to find it punctured. Or maybe a situation when you’re navigating your car through the usual traffic jam to reach your office on time, and just then you get stuck at a place due to a puncture in one of your tyres.


Now a puncture is the worst thing that you can discover in the tyre repair Wellingborough of your car. The first thing that you’d like to do is, get it repaired. However, punctures must be fixed the right way so that they don’t create any trouble for you later. You must be an informed driver and should know the right and wrong way to repair a puncture. As this might save you from some nasty accidents later on.


What should you know about puncture repair?

Well, punctures mainly occur due to sharp objects like glass shards, screws or nails scattered on the roads. There’s a norm to be followed for repairing punctures
.First of all, a puncture can be repaired if it’s less than 5mm in diameter.

.If the central portion of the tread has been damaged, only then a puncture can be repaired.

.Just ensure that the mechanic first removes the tyre and inspects it thoroughly before carrying out any kind of repair.

.The airtight inner liner of the tyre should be established again.

.Make sure the place of the tyre which was torn by the object is filled during the repair.
Puncture repair mechanisms

Punctures can be repaired in three ways - 

.Use of tyre string in external repair

.Use of repair patch in internal repair

.Use of a plug and repair patch in internal repair as a combination.


The last kind of repair is also called a mushroom repair. This is the only best way to repair your tyre, as the damaged area of the tyre gets sealed completely. The British Standard Institution has specified a procedure for cheap tyres Wellingborough repairs and it’s known by the name of BS AU 159. Let’s understand it in detail here.


When can a tyre be repaired?
Tyres can only be repaired -   

.if the punctured area has a diameter of 5mm or even lesser than that.

.if the punctured area lies in between the shoulder of the tyres, which is the central portion of the tread, then also it can be mended.


Steps covered in BS AU 159

 Here’s a stepwise guide for the repair -   
1.Inspect the tyre thoroughly before repairing it. This is only possible when it is removed from the wheel.

2.Check scrupulously and mark the damaged area.

3.Next, the mechanic will use a 6mm carbide mill cutter and prepare a channel for the puncture.

4.The same process will be repeated, this time, towards the inward side of the tyre. By this time, the channel should be free of any kind of resistance on the mill cutter.

5.Now clean a larger part of the tyres than the one required for the puncture repair. You can use a pre-buff cleaner and then a repair scraper for the same. All the mould releasing agents should also be removed in this process.

6.Now, mark an outline on the inner side, while holding the patch firmly in position.

7.It’s time to smoothen the inner liner beyond the marked area which should be around 5mm. This is done with the help of a buffing rasp. After the buffing, the ribs should be flattened enough to leave a napped finish.

8.Once the above process is done, irrelevant material like rubber, fluffed cords and wire particles should be removed properly.

9.Next is the turn for a vulcanising accelerator solution to be applied on the buffed area and puncture channel.

10.Now, slide in the plug and tyre repair Wellingborough patch into the puncture channel.

11.Tug off both the things towards the outside of the tyre.

12.Now, use a tyre stitcher and roll the reverse of the patch from the centre to the outer side. This is going to remove any excess air bubbles, making sure that the contact between the patch and the inner liner is even strengthened.

13.Use a sealant to lock the buffed area and the combination tyre patch and the plug base, while exposing the sealant at the inner liner. 

14.Finally, clip the combination tyre repair patch and plug with the tyre tread. Fix the tyre back to the wheel and fill in the air to the correct pressure.


So, next time you take your car to the repair centre, make sure it’s according to the British standards and nothing else beyond that. Only then your cheap tyres Wellingborough can enjoy the longevity.



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