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Is it OK to use synthetic blend instead of synthetic?

The short answer is that it depends on the specific application and requirements. Synthetic blends can be a suitable alternative to pure synthetic materials in some cases, but the appropriateness depends on factors like performance needs, cost, and environmental impact. Let's explore this topic in more detail.


Understanding Synthetic Blends


Synthetic blends are materials that combine synthetic fibers or components with natural or other synthetic materials. The goal is often to achieve a balance of desirable properties from the different components. For example, a synthetic blend fabric may contain a mix of polyester and cotton, aiming to get the durability and easy-care benefits of polyester along with the softness and breathability of cotton.


Comparing Synthetic Blends to Pure Synthetics


Synthetic materials like polyester, nylon, and acrylic offer advantages such as strength, wrinkle resistance, and easy care. Pure synthetic fabrics excel in these areas, but can sometimes lack the comfort, breathability, and natural feel of natural fibers. Synthetic blends attempt to bridge this gap by combining the best attributes of both.



  • Performance: Synthetic blends may not match the performance of pure synthetics in areas like durability and stain resistance, but can provide a good balance of properties.

  • Cost: Synthetic blends are often less expensive than pure synthetic materials, making them a more budget-friendly option.

  • Sustainability: Synthetic blends can be more environmentally friendly than pure synthetics, as the natural fiber component is biodegradable and renewable.


The decision to use a synthetic blend versus a pure synthetic material depends on the specific requirements of the application and a careful evaluation of the tradeoffs.


When to Use Synthetic Blends


Synthetic blends can be a good choice in situations where the performance requirements are not as demanding as those for pure synthetics, but where some of the benefits of synthetic materials are still desired. Common applications include:



  • Apparel and textiles, where the blend can provide a balance of comfort, durability, and easy care

  • Home furnishings, such as upholstery and draperies, where the blend can offer a more natural feel

  • Industrial applications where cost is a key factor, but some synthetic properties are needed


Ultimately, the choice between a synthetic blend and a pure synthetic material comes down to carefully evaluating the specific needs of the application and finding the best balance of performance, cost, and sustainability.

Can I switch from conventional to synthetic blend?


Yes you can easily switch between synthetic and conventional(mineral) oils, however, the only problem is seal compatibilty. For example, an old 90's engine's seal is made for conventional(mineral) oil only, and if you put synthetic oil, the seal would shrink, causing oil leakage. So be careful!



What happens if you put full synthetic instead of synthetic blend?


This is one of the most persistent myths about synthetic oil—and completely untrue. You can switch back and forth at any time. In fact, synthetic blends are simply a mixture of synthetic and conventional oils.



Should I do full synthetic or synthetic blend?


Full synthetic oil offers longer oil change intervals and prevents sludge formation in your engine. However, synthetic blend oil is more affordable, can withstand extreme temperatures, and works well for heavy-duty use. Therefore, it's often recommended if you're driving a Hyundai SUV or perform frequent tow jobs.



What are the disadvantages of synthetic blend oil?


Synthetic blend oil is different because it uses a mixture of synthetic and conventional based oils. Synthetic blend oil offers less protection than full synthetic oil and needs to be changed more often.



When should you not use full synthetic oil?


Better For Older Engines
This being said, however, it is still not recommended to use synthetic oil in engines that have experienced significant actions – specifically, those that have reached around 75,000 miles on the odometer.



Will switching oil types harm the engine?


When it comes to doing oil changes, switching between synthetic and conventional oil is perfectly okay. Despite the oil myths, both oil types are compatible with each other – no engine flush needed. So, simply making the switch will not cause any damage to your engine nor impact your travels.



Why is synthetic oil not recommended?


Synthetics may be more prone to additives precipitation during cold storage conditions. This stratifies certain additives which can potentially lead to their complete separation from the oil. Multi-grade motor oils using synthetics may exhibit slightly less fuel economy at highway speeds compared to mineral oil.



What happens if I use semi-synthetic oil instead of fully synthetic?


If you do use semi-synthetic engine oil instead of full synthetic oil then it is unlikely to cause any drastic or immediate problems. However semi-synthetic oil will not offer your engine the same levels of protection to your engine that full synthetic oil does and may result in reduced engine performance.



Does it hurt to change from synthetic blend to full synthetic?


Anyway, you can switch. Switching to full synthetic won't do any harm. Switching from full synthetic to mineral (or semi-synth) is not great for the engine as that oil will not perform as well as quality full synthetic, but that's the only issue.



Does it matter if you use full synthetic or synthetic blend?


For most vehicles, synthetic blend is a good choice. If your vehicle speficies that full synthetic is required, then a synthetic blend will not be okay – it could actually leave your engine vulnerable to damage.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.