It's Not Dirt Here's What's Actually Happening
Ever find your tires getting found to be brown and drab despite getting them washed after? Many vehicle owners think that it is simply dirt and street grime that was not fully removed. But, the problem is that the brownish hue in the tire sidewalls is not dirt. It is a chemical reaction within the rubber and it cannot be completely prevented with periodic washing.
If your tires keep turning brown no matter how often you clean them, you're dealing with a very common car care problem called tire browning or tire blooming.
What Causes Tire Browning in the First Place
Tire blooming,” happens when a cluster of protective chemicals in your tire's rubber compound suppresses the growth of mould. These chemicals are known as antiozonant in tires"and serve to prevent the rubber from cracking and getting worse when exposed to ozone, UV rays and heat.But antiozonants aren't the only thing making your tires turn brown faster
It's a problem because antiozonants don't lie lazily in the rubber! They gradually travel towards the tire's surface over time. As soon as they are exposed on the outside and have contact with oxygen, they oxidize and form a brownish deposit on the sidewall. This is a fully natural process and it basically means that your tyres are performing as they're supposed to.
The Role of Antiozonants in Tire Rubber
One of the most popular antiozonants used in the production of tires is a compound known as 6PPD. It constantly flows through the rubber towards the outside and reacts with ozone to prevent the tire from splitting or prematurely ageing. That is why it's not uncommon for brand new tires to begin to turn brown after a couple of weeks of driving. The aging of the tire has nothing to do with it, it's all about the chemistry inside the tire.
So, in a certain way, the brown you see is proof that your tires are working to protect themselves. It isn't necessarily less unappealing in appearance but it is certainly understandable why it's returning no matter how many times you wipe it down.
How Brake Dust Make It Worse
There are two factors that greatly promote browning. The first one is the brake dust. The tiny bits of metal that are rubbed off of your brake pads cling to your tires and draw in more anti-ozonants which creates a thicker and more visible layer of brown film, accelerating the process of oxidation.
Silicone based tyre dressings are the second one. These products are the shiny products you put spray on, very widespread and very inexpensive. Silicone sticks and has a shiny effect at first, but will retain dust, dirt and brake dust. This eventually develops into a layer of dark, grimy colour that is quite unsightly compared to silicone tire dressing problems It's perhaps a typical garage error that folks are unaware they are using.
How to Clean Brown Tires the Right Way
Water washing alone will not remove oxidized antiozonants and thus won't solve the problem of browning tires. A good tire cleaner and some scrubbing is required.
Step-by-Step Tire Cleaning Guide
Follow these steps for the best car care results:
1:Dry brush first: Use a stiff tire brush to knock off loose debris and brake dust before any water touches the surface.
2:Rinse thoroughly: Use a hose or pressure washer to rinse the tire completely, top to bottom.
3: Apply tire cleaner: Use a dedicated tire cleaner or an alkaline degreaser. Spray it onto the sidewall and let it sit for two to three minutes. Do not let it dry on the surface.
4:Scrub with a brush:Work the cleaner into the rubber using a firm tire brush. Avoid steel-bristled brushes as they can damage the rubber and cause air leaks over time.
5:Rinse again: Rinse off all the product completely.
6:Dry the tire : Use a clean towel to dry the sidewall before applying any dressing.
7:Repeat if needed : For heavily browned tires, one round may not be enough. A second pass usually does the job.
This process is an integral aspect of car care Pakistan-style, as brake dust and dirt on the roads accumulate more rapidly due to the heavy traffic and the heat.
Choosing the Right Tire Dressing
After cleaning the tyres, a good quality dressing is the only way to retain the tyres in good condition and slow progression of browning returns. But not all dressings are created equal, and picking the incorrect one will make things worse.
Water-Based vs Silicone-Based Dressings
Use of water-based tire dressings is the answer. Natural oils and synthetic polymers condition the rubber, while also offering protection from UV damage and providing a clean matte or satin finish that repels dirt. Additionally, they are softer than the rubber in the long run.
The silicone-based dressings produce a nice high sheen, but attract dust and dirt which can cause the dishes to become dull and brown in days. The film of glossy petrolatum-like products you spray on tires may be the culprit if you've been wondering why your tires always look so dirty.
Use a foam applicator to apply the Water Based Dressing and ensure it is spread evenly on the sidewall and fully dried before driving. This alone can make a huge difference in the amount of time your tires remain clean.
How to Prevent Tires from Turning Brown Again
The antiozonant process never ends, so tire browning will always recur to a certain extent. You can only affect the rate at which and the extent to which it recovers. This entails a few habits that make a difference:
1:Clean your tires every time you wash your car, not as an afterthought but as the first step
2:Always use a water-based tire dressing after cleaning
3:Avoid silicone-based products entirely
4:Clean brake dust off regularly since it accelerates the process
5:If your car sits parked for long periods, browning will appear faster, so consider cleaning tires before and after any extended period of non-use
6:As part of a regular car care Pakistan routine, cleaning tires weekly makes a noticeable difference in how long they stay black and clean.
Frequently Asked Questions (FAQs):
Is tire browning a sign of damage? No. Tire browning is a natural chemical change and will not impact the safety and/or performance of your tires. It's a purely aesthetic problem as the antiozonants are doing their job.
Can I use dish soap to clean brown tires? Dish soap will only clean away surface dirt, however, it is not effective in breaking down oxidized antiozonants. A special tire cleaner or alkaline degreaser will work much better.
How often should I clean and dress my tires? It is recommended to be changed once a week, particularly in places where there is high dust. Ideally: Change and clean tires every time the car is washed.
Does tire browning mean my tires are old? Not at all. New tyres can begin to brown in just a few weeks of use. This will depend on the type of rubber compound, driving environment, and UV and ozone exposure that the tires experience.
Want your tires cleaned, dressed, and looking their best? Book a professional car care session with Harris Car Care and let the experts handle the detail work properly.
