- Spark plugs play a pivotal role in the internal combustion engines of vehicles, acting as the ignition source that triggers the combustion process. This concise guide aims to delve into the world of spark plugs, their function, types, and importance, drawing insights from various PDF resources available.
PTFE Oil Seals - A relatively new and exciting oil seal, the use of polytetrafluoroethylene means that they can withstand dry or unlubricated operations. With a massive thermal range of -130ºC to +200ºC and a strong resistance to chemicals, they are considered to be the future of rotary shaft seals.
Corteco is a well-known brand in the automotive industry, supplying top-quality oil seals, including the first Simmerring® in 1929. The range consists of more than 7000 gaskets and more than 6500 OE-quality shaft and valve stem seals.
When selecting spark plugs for motor vehicles, it is important to consider the specific requirements of the vehicle, including heat range, electrode design, and material composition. Iridium spark plugs are known for their fine-wire electrode and superior durability, making them suitable for a wide range of motor vehicle applications. The use of high-quality iridium spark plugs can contribute to optimized engine performance, fuel efficiency, and emissions control, ensuring reliable operation and reduced environmental impact.
Most oil seals consist of some basic elements that configure their structure, such as the sealing element, the metal case, and the spring:
In addition to providing a reliable seal, the 40mm rubber gasket also helps to dampen vibrations and reduce noise, improving the overall performance and longevity of the equipment. Its durable construction ensures long-term reliability and minimizes the need for frequent maintenance or replacement.
Oil seals play a vital role in the efficient operation of machinery and equipment by preventing the leakage of oil or other fluids. One commonly used type of oil seal is the 65x90x10 oil seal, which is designed to fit a specific shaft size of 65mm, an outer diameter of 90mm, and a thickness of 10mm. These seals are typically made from rubber or other flexible materials that can withstand the harsh conditions often found in machinery.
Figure 3: Sealing function of main lip radial load
* KOYO is a registered trademark of JTEKT.
Figure 4 shows the features of a JTEKT oil seal.
contaminated with moisture or any other particle. But the same oil will only last for a month at 212 degrees Fahrenheit if it’s contaminated with little water. This is why the function of an oil seal is very evident whenever it’s used.

a5rtc spark plug. This helps to improve engine performance and fuel efficiency, as well as reduce emissions.