Archive

A vehicle off the road is more than a workshop inconvenience. It can mean a missed service, replacement vehicle, recovery costs, overtime, disrupted passengers, reputational damage and lost revenue. That makes lubricant selection much more important than simply comparing the price of a drum of oil.

Forget what you thought you knew about Castrol’s previous CVO products. The new Castrol Vecton structure gives fleets the performance, longevity, and fuel-saving benefits Castrol is famous for—now offered in a product range that’s easier to navigate and more competitively priced than many inferior alternatives on the market.

Understand the shift from the old ACEA E6/E9 engine oil specifications to the new, updated E8/E11 engine oil specifications and how it affects vehicle maintenance and performance.

Designed for a newer generation of fuel-efficient Volvo engines, VDS-5 represents an important change from previous Volvo oil specifications. Crucially, VDS-5 is not backwards compatible with VDS-4.5 applications. That makes understanding the specification essential for workshop managers servicing mixed-age commercial vehicle fleets.

A commercial vehicle transmission works hard for every mile a vehicle is on the road. Yet when workshops look at ways to reduce operating costs, transmission oil is often overlooked and that could be an expensive mistake. Choosing the right transmission oil should be viewed as an investment in vehicle…

Not All 5W-30 Oils Are the Same: Why Oil Specification Matters in a Commercial Vehicle Workshop.

In this guide, we’ll explore what makes Castrol’s Performance Bio products stand out, their typical applications, and why they are an excellent choice for UK businesses looking to combine sustainability with machinery protection.

In modern CNC machining, automation plays a critical role in maximising throughput, reducing downtime and improving precision. Many workshops and manufacturers use automatic bar feeder systems to keep material flowing into CNC lathes without interruption — and the type of oil used in these systems can significantly impact performance, longevity…

Proper bulk oil storage is essential for safety, environmental compliance and lubricant performance. Incorrect storage conditions can contaminate oil, reduce effectiveness and create serious environmental risks. For UK workshops and factories, compliant storage is not just best practice — it is a legal requirement.

Industrial grease plays a critical role in protecting bearings, reducing friction and preventing wear in heavy-duty machinery. Choosing the correct grease improves equipment reliability, reduces downtime and extends service life. Using the wrong grease can lead to overheating, component failure and increased maintenance costs.

Metalworking fluids are critical to machining performance, tool life and surface finish. Selecting the correct coolant for CNC operations directly impacts productivity, maintenance costs and operator safety. Using the wrong fluid can result in overheating, poor lubrication and excessive tool wear.

Sustainability is becoming a major priority for UK manufacturers, workshops and fleet operators. Lubrication practices play a significant role in environmental impact, regulatory compliance and operational efficiency. Sustainable lubrication is not just about choosing environmentally friendly products — it’s about managing the entire lubricant lifecycle responsibly.

Proactive lubrication management can dramatically reduce operational costs. This case study demonstrates how fluid condition monitoring helped a UK manufacturing client cut downtime and extend equipment life.

In food and beverage manufacturing, lubrication is essential — but contamination risk must be strictly controlled. Using the wrong lubricant in food production environments can result in regulatory breaches, product recalls and reputational damage. Understanding food-grade lubricants and NSF classifications is critical for maintaining compliance and operational safety.

Unplanned downtime is one of the most expensive problems facing industrial businesses. In many cases, equipment failure is directly linked to poor lubrication practices. Preventative lubrication is a proactive strategy designed to maintain optimal machine performance, extend equipment life and reduce unexpected breakdowns.

Using the correct lubricant isn’t just about performance — it’s about protecting your equipment investment. OEM-approved lubricants are specifically formulated and tested to meet the exact performance standards set by original equipment manufacturers.

Although industrial and automotive lubricants both reduce friction and wear, they are engineered for completely different operating environments. Choosing the wrong type can reduce performance, damage equipment and even invalidate warranties. Understanding the difference between lubricants is essential for workshops, fleet operators and manufacturers across the UK.

Fluid condition monitoring is a proactive maintenance strategy that analyses lubricants and coolants to assess their health and detect potential equipment issues.

Selecting the correct hydraulic oil is critical for performance, reliability and equipment lifespan. Using the wrong specification can lead to overheating, wear, seal damage and costly downtime.

Audi’s Revolut's long-anticipated entry into Formula 1 marks a bold new chapter for the iconic manufacturer, and it’s one that comes with a powerful partnership at its core. Castrol has been confirmed as Audi’s Revolut's Official Lubricant Partner, bringing world-leading lubricant technology to the very pinnacle of motorsport.

Castrol ON DC 20 is a purpose-engineered data centre cooling fluid designed specifically for single-phase immersion cooling of electronic and electrical systems. This guide combines Castrol’s official product data and material compatibility guidance to explain why Castrol ON DC 20 is a trusted solution for modern immersion cooling deployments.

Immersion Liquid Cooling has emerged as one of the most efficient and scalable approaches to modern Data Centre Cooling. This guide explains why Castrol ON DC 15 is fast becoming a preferred data centre cooling fluid for immersion cooling worldwide.

Direct Liquid Cooling has become a critical enabler of next-generation data centre infrastructure. Castrol ON PG 25 is helping data centre operators unlock higher compute performance while improving energy efficiency and sustainability. This guide combines Castrol’s official operating guidance and product data to explain how Castrol ON PG 25 supports…

As power densities rise and AI workloads reshape infrastructure demands, Immersion Cooling is becoming a cornerstone of next-generation Data Centre Cooling strategies. This practical checklist, based on Castrol’s official deployment guidance, provides a clear framework for installing, operating, and maintaining Castrol ON Immersion Cooling Fluids in modern data centre environments.

Immersion Cooling has become a critical pillar of next-generation Data Centre Cooling strategies. This guide outlines best-practice pre-check procedures for systems using Castrol ON Immersion Cooling Fluids, helping operators ensure safe operation, fluid integrity, and maximum thermal efficiency.

Immersion cooling fluid technology is rapidly becoming the preferred solution for efficient thermal management. However, successful deployment starts long before the first tank is filled. This guide explains how to properly prepare your site for Castrol ON immersion cooling fluid, ensuring safe handling, compliant storage, efficient logistics, and robust spill…

As data centres continue to scale in size, density, and performance, cooling has become one of the single biggest operational challenges. Rising compute power, AI workloads, and high-density racks are pushing traditional air-cooling to its limits — and making liquid cooling an essential part of the modern data centre infrastructure.

In September 2025, Kernow Oils had the incredible privilege of attending the Castrol / Audi Driving Experience Event in Neuburg an der Donau, Munich. Our Managing Director and Sales Director were honoured to represent Kernow Oils among a select group of core Castrol distributors from across Europe.

Kernow Oils joins other key distributors from across Europe at the Castrol Distributor Conference 2025 in Croatia

Castrol has launched a new SmartCoolant solution – an intelligent, automated coolant management system designed to optimise metalworking fluid performance in real time.

Metalworking fluids (MWFs) play a vital role in machining operations, providing lubrication, cooling, and chip removal. However, these essential fluids also provide a breeding ground for bacteria. If left unchecked, metalworking fluids bacteria can compromise product quality, damage machinery, and endanger operator health.

We’re proud to share some exciting news from Kernow Oils: we are now the exclusive UK Ambassador Distributor for Castrol’s Commercial Vehicle products. This prestigious appointment strengthens our already long-standing partnership with Castrol and further positions us at the forefront of the Commercial Vehicle Oils and Heavy-duty Vehicle Oils industry.

It is often asked why some brands of oil cost noticeably more than cheaper alternatives when they both claim to meet the required specifications. In this blog we will take a look at the difference between premium engine oils and their cheap counterparts and explain why a quick saving at…

We are pleased to announce the launch of Castrol's latest additions to the Castrol Vecton product range. Designed to satisfy the latest regulations requirements of the latest commercial engines. Take a look at our blog explaining some of the benefits of the new, latest specification Castrol Vecton engine oils and…

A brief introduction to Kernow Oils. See our new short video highlighting what we do and why you should consider using Kernow Oils as your lubricant supply partner. In it we touch on the services we provide and why Kernow Oils has been a trusted distributor of lubricants for over…

By integrating the right metalworking coolant, such as Castrol Syntilo, into your operations, you can optimize both productivity and quality. Make the switch to synthetic coolant solutions and experience the difference today!

In this blog, we’ll explore what the Alusol product family is, its benefits, and why it’s the go-to choice for cutting oils, metalworking coolants, and other industrial lubricants. We’ll also take a closer look at XBB technology, featured in Alusol SL products, and explain why it’s a game-changer for metalworking.

When it comes to reliable and high-performance industrial lubricants, Castrol is a brand that stands out. With decades of experience and a proven track record, Castrol has been a trusted name in the world of lubrication and metalworking fluids.

In this blog, we’ll explore why using Castrol oil is a smart choice, the benefits of Castrol’s product families such as Castrol GTX, Castrol Magnatec, Castrol Edge, and Castrol Power 1, and how you can easily find the right oil for your vehicle using the Castrol Oil Checker tool.

When selecting an industrial lubricant distributor, the choice is far more significant than simply choosing a supplier or reseller. Lubricants play a critical role in ensuring machinery and equipment run smoothly, maintaining operational efficiency and preventing downtime. As such, selecting the right distributor is crucial. This blog will guide you…

In the construction industry, machinery is the backbone of every project, powering tasks from excavation and lifting to transportation and material handling. Given the demanding nature of construction environments—characterized by heavy loads, high pressures, and constant exposure to dirt and contaminants—the performance of hydraulic systems plays a crucial role in…

In the world of industrial machinery, the need for high-quality hydraulic oils cannot be overstated. Hydraulic fluids play a crucial role in ensuring the smooth operation, efficiency, and longevity of equipment. Castrol, a leading name in the lubricants industry, offers a range of hydraulic oils designed to deliver exceptional performance,…

When it comes to ensuring the smooth operation and longevity of hydraulic systems, selecting the right hydraulic oil is essential. This guide explores the technology behind Castrol hydraulic oils, their benefits, the product lines available, and why Castrol is the preferred choice for businesses looking for quality and innovation in…

Hydraulic fluid is a critical component in any hydraulic systems, powering everything from heavy industrial machinery to construction equipment. It plays a key role in ensuring smooth operation, enhancing performance, and protecting components. In this guide, we will explore what hydraulic oil is, the different types and technologies available and…

Castrol’s XBB Technology represents a significant advancement in metalworking fluid formulations, delivering superior performance and extended fluid life for a wide range of machining operations. XBB, which stands for eXtended Biodegradable Technology, is a breakthrough technology designed to address the increasing demands for sustainability, performance, and cost-effectiveness in the metalworking…

Castrol is a globally recognized brand known for its high-quality industrial lubricants, including its wide range of metalworking fluids. These products are designed to meet the needs of both light and heavy-duty machining operations, offering superior performance and reliability. Here is our guid which takes a look at some of…

When it comes to metalworking, whether it’s machining, grinding, or cutting, coolant oils play an essential role in ensuring precision, improving tool life, and enhancing the overall performance of machines. In this guide, we will explore the importance of metalwork coolant oils, the key factors to consider when choosing one,…

With 2024 being such a poignant year, we thought we would pay our own tribute to the Castrol founder and take a peak behind the curtain to look at the real man behind the iconic brand and his life beyond Castrol.

2024 signifies an astonishing milestone year for Castrol as it celebrates its 125th anniversary. On the 9th March 1899, CC Wakefield & Co was founded by Sir Charles “Cheers” Wakefield in London. With this year being such a poignant year, we thought we would take a little trip down memory…

Quartz Box is Total Energies ingenious eco-efficient concept designed to increase sustainability using 86% less plastic & recycled cardboard. Take a look at how this could work for you in this helpful guide.

2024 signifies an astonishing milestone year for Castrol as it celebrates its 125th anniversary. On the 9th of March, CC Wakefield & Co was founded by Sir Charles “Cheers” Wakefield in London.

A HUGE "Thank you" from the Kernow Oils team for the Castrol Industrial Robotic Training program hosted at the BP/Castrol Mönchengladbach Innovation Centre in Germany.