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TIRED OF POOR TYRE KNOWLEDGE
- By Adam Gosling
- May 05, 2021
As I speak with industry members, regulators and legislators I continue to be stunned by the lack of appreciation of the very critical role that tyres play in our societies.
Governments bleat about fuel security “investing” precious currency to prop up petroleum fuel storage and production in the face of the ever-expanding development of electric vehicles and more recently the advent of hydrogen as a viable fuel with thanks to the PV (solar) industry advancements. Tyres? What do you mean tyres? Without tyres our societies would grind to a halt in the near term. How are they not a strategic consideration?
Our industries (tyre, road freight transport, mining, public transport and leisure) are facing sufficient difficulties with COVID as well as international shipping challenges to be faced with continued ignorance and negligence by our legislators and regulators.
Please review your countries legislative requirements in regards tyre inflation for light vehicles (say <4,500 kgs) and then the same requirement for heavy vehicles (>4,500 kgs). What do you find?
Mostly I think you will find that tyre inflation pressures are regulated for light vehicles via the vehicle manufacturers tyre placard. For heavy vehicles there is little, if any, such requirement. To illustrate the yawning gap between reality and regulation one peak heavy transport regulatory body published a procedure for roller brake testing for heavy vehicles. The procedure details in minute detail the requirements of the pneumatic system on the truck under test yet merely stated “tyres should be inflated.” As everyone in the tyre industry understands a tyre can be inflated at low pressures totally unrelated to actual operating pressures. What connects the brakes to the pavement? Tyres!
I’ve spoken at length about the absolute requirement for a tyre to be appropriately inflated. This is basic physics, the air molecules captured within the tyre’s air chamber actually support the applied loads. If there are insufficient molecules of air the tyre will be overworked so overheat and so enter a failure phase. There are other requirements for the inflation being the actual shaping of the tyre to interface with the pavement at the optimum level, read traction. A wide based tyre requires special construction to maintain the tread platform shape. If the inflation pressure is not at the manufacturer’s specified level will this critical shape be maintained? Then it is not only the performance of the tyre in question but also the safety of the vehicle and that of the general public in the areas this vehicle operates in.
The extensive report produced by the TNO Organisation (TNO 2013 R10986) detailed not only the exhaust emissions as a result of inappropriately inflated tyres but also the road safety outcomes. This paper is now just over eight years old but the situation with real time pressure monitoring for heavy vehicles remains as it was, 50 years or more ago. WHY? Are our regulators asleep at the wheel (or tyre some may say) through entrenched inaction and ignorance? Or is it that there are just “no votes” in tyres and everyone just ASSuMes their tyres are “ok”?

EV tyres
With the advent of electric vehicles, the ramifications for tyres are huge. In the past internal combustion engines (ICE) built up torque over a rev range, drivelines multiplied the torque developed and for heavy vehicles there is a sweet spot for torque. The multi speed gearboxes assisted the driver to maintain forward motion within this torque sweet spot. Electric motors apply maximum torque over most of their operating range. From the instant the power is applied by the driver (be that human or robotic) the tyres are under peak stress. Any deficiency within the tyre will be magnified with detrimental results. Such a deficiency may be of a manufacturing nature but this is largely controllable by the manufacturer. What is not currently controllable is the human maintenance factor, the applied inflation pressure.
Tyre manufacturers have for as long as they have been manufacturing tyres been informative about the criticality of appropriate tyre inflation. There are untold charts and pictorials showing how a tyre is influenced by under or over inflation yet our regulators and legislators continue to keep their heads buried deep out of the light. WHY when tyres are such a critical component of our modern-day motor vehicle? I would charge ignorance and negligence on one hand but then on the other suggest that because tyres work as well as they do, are as forgiving (by nature of their fundamental flexible design) our “guiding powers” can focus on other trendy and glamorous aspects such as stability control or autonomous braking. An important question for these people to consider and respond to; “what item on the vehicle transfers the power (and so directly influence these vehicle control systems) from the vehicle to the pavement (be that power tractive or retardation)? Yes of course, the humble tyre.
So, when a government sponsored or publicly funded body involved in road safety ignores tyres (for whatever reason, ignorance or negligence) are they really serving the interests of our communities and societies or are they just -- I should stop there but you know where I’m going!
The technology to monitor tyre pressures in real time is and has now been available for decades. The TREAD Act (USA) mandated tyre pressure monitoring (TPMS) for light vehicles in the USA in the year 2000. This year TPMS gets a key for its birthday, yes well and truly a mature product (some may say adult) and industry yet, our regulators and legislators continue to ignore the humble tyre.
The upsides of maintaining tyres at an appropriate pressure I’ve discussed previously, all positive. The same detail has been published in many papers (such as the TNO paper!) but we as an industry continue to live in the past whilst adopting hi-tech solutions for other aspects of our industries, e.g., GPS tracking, fatigue monitoring, reefer monitoring and control, real time video surveillance of the drivers and the surrounding traffic conditions. Why? To me there is little respect paid to the critical role the tyre provides for us. So many users do not consider how the tyre works for them and why the simplest of tasks will enhance the performance, yes, I speak of inflation maintenance. Without respect the tyre will never be recognised for the contribution it has made and continues to make.
I publicly and openly challenge our tyre manufacturers as a collective to mount an education campaign to enhance the level of respect the general public has about tyres. The TIA (US) and USTMA have local campaigns on behalf of their members but I consider that until the tyre manufacturers as a collective industry actual improve the level of respect for the humble tyre we will be chasing our tails on a race to the bottom. Our tyres deserve better!
What about Michelin, Bridgestone, Goodyear, Continental, BKT, Dunlop, ZC Rubber, Hankook, Pirelli, Toyo, Sumitomo, Yokohama, Kumho, MRF, Apollo, Nokian, JKTyres, Cooper, Titan, Linglong, Triangle et al?
Remember success does not reward a lack of action. (TT)
Apollo Tyres Expands Industry-Academia Collaboration
- By TT News
- October 31, 2025
Apollo Tyres’ Chennai Plant has formalised a multi-institutional partnership through a Memorandum of Understanding (MoU) with five esteemed engineering colleges from Kerala, Odisha and Tamil Nadu. This strategic alliance is designed to fortify the nexus between industry and academia, with a focused objective of developing a robust, industry-ready talent pool to meet future sector demands. The collaboration represents a significant investment in the human capital pipeline, directly linking academic output with corporate needs.
The collaborating institutions in this forward-looking initiative are SASTRA University, SRM TRP Engineering College, JJ College Of Engineering & Technology, Ma'din Academy and Nilachal Polytechnic. The partnership’s framework encompasses a comprehensive suite of initiatives aimed at mutual development. For students, it provides a structured pathway to employment, including placement assurances during their final year and enhanced campus hiring opportunities. To bridge theoretical knowledge with practical application, the programme will facilitate organised industry visits to Apollo’s manufacturing facility, offering students firsthand exposure to modern production processes. Complementing this, a series of expert-led sessions, technical lectures and seminars will be delivered by in-house professionals from Apollo Tyres, ensuring the curriculum remains aligned with evolving industry practices.
This symbiotic engagement yields significant strategic benefits for all stakeholders. Students gain invaluable industry awareness and confidence, while academic institutions enhance their curriculum's practical relevance. For Apollo Tyres, the initiative enables the early identification and nurturing of prospective talent, effectively streamlining recruitment and fostering a positive perception of manufacturing careers.
Wacker Chemie Cuts Outlook As Weak Demand Hits Q3 Earnings
- By TT News
- October 30, 2025
German chemicals group Wacker Chemie lowered its full-year outlook after third-quarter profit fell by nearly a quarter, hit by weak demand and intense competition from China.
The Munich-based company, which makes silicones and polysilicon for semiconductors and solar panels, reported earnings before interest, tax, depreciation and amortisation (EBITDA) of 112 million euros ($121.6 million) for the July-September period, down 23 percent from 145 million euros a year earlier.
Sales fell 6 percent to 1.34 billion euros from 1.43 billion euros, weighed down by lower prices and unfavourable currency effects.
The results were broadly in line with analyst expectations, which had forecast sales of 1.37 billion euros and EBITDA of 101 million euros, according to Vara Research.
Wacker swung to an operating loss of 20 million euros in the quarter, from a profit of 30 million euros a year ago, whilst net income turned negative to 82 million euros, compared with a profit of 34 million euros.
“The chemical industry is under pressure – worldwide, but in Europe in particular. The economic situation is tense, and market demand is weak. At the same time, the market environment is changing, and competitive pressure is high – especially from China. And this is something that we are experiencing at WACKER as well,” Chief Executive Christian Hartel said.
“Like many other companies, we had to lower our full-year forecast in the middle of this year. Even though we closed Q3 in line with market expectations, sales and earnings were again down year on year in almost all business divisions,” he said.
Wacker launched a comprehensive cost-cutting programme in October aimed at achieving significant savings in production and administration, with implementation planned to begin in the first quarter of 2026.
The company now expects full-year sales at the lower end of its previously forecast range of 5.5 billion to 5.9 billion euros, with EBITDA in the lower half of its 500 million to 700 million euro range. It also anticipates a negative net result for the year, significantly below the previous year.
The company’s silicones division, its most significant business, saw sales decline 7 percent to 673 million euros, whilst EBITDA fell 19 percent to 86 million euros. The polysilicon unit, which serves both solar and semiconductor markets, reported a 40 percent drop in EBITDA to 18 million euros, as low prices and exchange-rate effects offset strong hyperpure polysilicon performance in semiconductors.
Wacker’s workforce declined to 16,616 employees at the end of September from 16,724 three months earlier.
Nokian Tyres To Cut 80 Jobs, Lay Off 650 Workers Temporarily In Restructuring
- By TT News
- October 30, 2025
Finnish tyre manufacturer Nokian Tyres said it would cut 80 permanent positions and temporarily lay off about 650 workers as part of measures to improve financial performance and operational efficiency.
The company has begun personnel negotiations affecting roughly 1,700 permanent white-collar positions across its global operations, including group functions and all business units.
The temporary layoffs will affect blue-collar and white-collar staff at passenger car and heavy tyre production facilities in Nokia, Finland, for up to 90 days per person. These measures could be implemented by the end of 2026.
The permanent job cuts, targeting white-collar roles, may take effect by late 2025, the company said.
Nokian Tyres employed approximately 4,400 people worldwide at the end of September, with 2,045 staff based in Finland.
The negotiations will commence immediately in line with local labour legislation in each country where the company operates.
The announcement comes as tyre manufacturers face pressure from volatile raw material costs and shifting demand patterns in key markets.
Nokian Tyres, known for its winter tyres and premium products, has been restructuring its operations following geopolitical challenges that affected its Russian production and sales.
Nexen Tire Stages Two-Phase Launch For Flagship N’Priz S And N’Fera Sport Tyres
- By TT News
- October 30, 2025
Capitalising on a period of significant growth, Nexen Tire is strategically introducing two new passenger tyres, the N’Priz S and the N’Fera Sport, through a comprehensive two-stage launch. This initiative represents one of the company's most substantial product introductions, designed to engage key audiences from media to consumers through immersive, hands-on experiences.
The launch commenced earlier this fall with an exclusive Ride N’ Drive event at the Illinois Autobahn Country Club. There, participants had the opportunity to personally evaluate the new tyres across a variety of driving conditions, including autocross challenges and highway simulations. This direct testing allowed them to assess critical performance attributes such as handling and comfort while also facilitating valuable interaction with Nexen’s own engineering and product development teams.
The campaign now advances to a broader stage, moving to the 2025 SEMA Show in Las Vegas. Nexen Tire America will host an extensive activation featuring a 240-foot booth where the N’Priz S and N’Fera Sport will be prominently displayed. The exhibit will include original equipment vehicles, motorsports trucks competing on Nexen tires and a dynamic schedule of live discussions with company leadership, technical experts and brand partners on the specially created Nexen Live stage. This platform will also serve to showcase the brand's latest progress in areas like tyre design simulation and electric vehicle development.
These two tyres are engineered to meet the distinct needs of different drivers, thereby broadening Nexen’s market reach. The N’Priz S is a grand-touring all-season tyre that is also EV-compatible, focusing on delivering a quiet, comfortable ride and reliable traction for daily commuting and long-distance travel. It incorporates advanced AI performance prediction and virtual simulation technology to optimise tread design and reduce cabin noise, alongside a specialised rubber compound aimed at enhancing tread longevity and overall efficiency.
In contrast, the N’Fera Sport is an ultra-high-performance summer tyre built for drivers seeking precision steering response and superior control in warm conditions. Its design prioritises direct feedback, confident wet-road braking and stability while still maintaining usability for spirited street driving. The N’Fera Sport is scheduled to arrive at dealers this fall, with the N’Priz S following in early 2026. Together, these launches underscore Nexen’s commitment to technological innovation and creating meaningful connections with the driving public.
Brian YoonSeok Han, CEO, Nexen Tire America, said, “Nexen Tire’s growth in the US is being fuelled by innovation and experience. We wanted people to feel what sets these new tyres apart, including how they handle, how they perform and how they represent our continued commitment to excellence. Ride N’ Drive gave us that direct connection with our partners, and now SEMA allows us to share that story on a global stage.”
Theresa Kapper, Director of Marketing for Nexen Tire America, said, “Launching the N’Priz S and N’Fera Sport through both Ride N' Drive and SEMA us to connect every piece of our story, from innovation and testing to excitement and scale. It’s about showing not only what these products can do, but what Nexen stands for as a brand. This rollout reflects the growth, energy and ambition driving Nexen Tire forward in the US market.”

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