What is the burst pressure of a Convoluted PTFE Hose?

Jun 16, 2026

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Jack Thompson
Jack Thompson
Jack is a customer service specialist at the company. He provides timely and effective after - sales service for customers who purchase Mastflex's silicone hoses.

Hey there! As a supplier of Convoluted PTFE Hoses, I often get asked about the burst pressure of these hoses. So, I thought I'd take a few minutes to break it down for you.

First off, let's talk about what burst pressure actually is. Burst pressure is the maximum pressure a hose can withstand before it fails or bursts. It's an important factor to consider when choosing a hose for your application, as exceeding the burst pressure can lead to serious safety hazards.

Now, when it comes to Convoluted PTFE Hoses, the burst pressure can vary depending on a few different factors. One of the main factors is the diameter of the hose. Generally speaking, the larger the diameter of the hose, the lower the burst pressure will be. This is because the larger the diameter, the more stress the hose has to withstand.

Another factor that can affect the burst pressure of a Convoluted PTFE Hose is the thickness of the PTFE liner. The thicker the liner, the higher the burst pressure will be. This is because the thicker liner provides more resistance to pressure.

The type of braiding used on the hose can also have an impact on the burst pressure. Braided PTFE hoses are typically stronger and more resistant to pressure than non-braided hoses. There are two main types of braided PTFE hoses: Braided PTFE Hose Convoluted and Braided PTFE Hose Smooth Bore. The convoluted design of the first type allows for greater flexibility, while the smooth bore design of the second type reduces friction and allows for better flow.

In addition to these factors, the temperature and the type of fluid being transported can also affect the burst pressure of a Convoluted PTFE Hose. Higher temperatures can cause the PTFE to expand, which can reduce the burst pressure. And certain fluids, such as acids and solvents, can react with the PTFE and weaken the hose over time.

braided ptfe hose smooth bore  (3)Convoluted Ptfe Hose

So, how do you determine the burst pressure of a Convoluted PTFE Hose? Well, most manufacturers will provide a burst pressure rating for their hoses. This rating is typically based on a series of tests that are conducted under specific conditions. It's important to note that the burst pressure rating is not the same as the working pressure. The working pressure is the maximum pressure that the hose is designed to operate at on a regular basis, while the burst pressure is the maximum pressure that the hose can withstand before it fails.

When choosing a Convoluted PTFE Hose, it's important to select a hose with a burst pressure rating that is higher than the maximum pressure that you expect to encounter in your application. This will help ensure that the hose is safe and reliable.

At our company, we offer a wide range of Convoluted PTFE Hoses with different burst pressure ratings to meet the needs of our customers. Our hoses are made from high-quality PTFE and are designed to withstand a variety of temperatures and fluids. We also offer custom hoses that can be tailored to your specific requirements.

If you're in the market for a Convoluted PTFE Hose, I encourage you to reach out to us. We'd be happy to help you choose the right hose for your application and answer any questions you may have. Whether you're looking for a hose for industrial, automotive, or any other application, we've got you covered.

In conclusion, the burst pressure of a Convoluted PTFE Hose is an important factor to consider when choosing a hose for your application. By understanding the factors that affect the burst pressure and selecting a hose with a high enough burst pressure rating, you can ensure that your hose is safe and reliable. If you have any questions or need help choosing the right hose, don't hesitate to contact us. We're here to help you find the perfect solution for your needs.

References:

  • Manufacturer's specifications for Convoluted PTFE Hoses
  • Industry standards and guidelines for hose safety and performance
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