お困りごと Hose hardening

When a hose is used to carry oil, certain types of oil may cause the hose to harden rapidly. Because hardened hoses cannot be returned to their original condition and may cause various types of problems, they should be replaced as soon as possible. In this article, Hose Adviser Pro will explain how oil can cause a hose to harden, and how to prevent this from happening. Key points of this article Why are PVC hoses flexible? Polyvinyl chloride (PVC) resin is often used to make general-purpose hoses. PVC resin is hard at room temperature and cannot be bent. However, the PVC resin used in hoses is called “soft PVC […]

Hoses deteriorate and harden with long-term use, making various problems more likely to occur. Therefore, regular inspection, maintenance, and replacement are necessary. This time, Hose Adviser Pro will explain “the concept of hose service life” and “signals for hose replacement and points to note.” Key points of this article Do Hoses Have a Fixed Service Life? Many customers ask us about the expected service life of Toyox hoses. But in fact, our hoses do not have a fixed service life. There’s a specific reason for that. Can you guess why?Take a moment to think about it.Select from among A, B, and C below. A. Because the rate of wear of […]

Hoses can harden over time for a variety of reasons, including the temperature and type of fluid they carry (chemical, oil, etc.), the environment they are used in, and how long they have been in use. Hardened hoses cannot be returned to their original condition, leading to various problems. In this edition, Hose Adviser Pro explains how heat causes hoses to harden and how to prevent problems caused by fluid temperature. Key points of this article A closer look at the secret behind PVC hose flexibility Now, here’s a question for everyone from Hose Adviser Pro. Why do soft PVC hoses harden during use?Select from among A, B, and C […]

Hoses harden over a short time, requiring frequent replacement…Hoses left unused become hard and must be replaced with new ones…Have you ever experienced these kinds of problems from hardened hoses? Once a hose hardens, it cannot be returned to its original condition and may cause various types of problems, so replacement is recommended as soon as possible. In this article, Hose Adviser Pro explains the causes behind hose hardening and how to prevent it. Key points of this article Why Do Soft Hoses Harden? Now, here’s a question for you from Hose Adviser Pro. Which of the following causes hoses to harden?Select from among A, B, C, and D below. […]

Using chemicals in a hose can cause the hose to harden over a short period with certain types and concentrations of chemicals. Because hardened hoses cannot be returned to their original condition and may cause various types of problems, they should be replaced as soon as possible. In this article, Hose Adviser PRO will explain how certain chemicals can cause a hose to harden, and how to prevent this from happening. Key points of this article Why are PVC hoses soft? Polyvinyl chloride (PVC) resin is often used to make general-purpose hoses. PVC resin is hard at room temperature and cannot be bent. The PVC resin used in hoses, however, […]