The pressure resistance among several rubber hoses
Introduction about PU and PVC
PU is a common material for make hoses. Its properties make it one among the popular.
PVC is regards as the most popular choice for hose manufacture and design. PVC can add many reinforcements.
Similarities between PU and PVC
1.Flexibility:
They both with excellent flexibility.This make them suitable for various applications.
2.Resistance to kink
They both with small kink memory.This helps to maintain their service life.
3.Customized
PU and PVC are universal materials.They both can be the length as customer requests.
Many colour choices：Colorful or transparent.
What’s more,both of PU and PVC can create unique designs with other materials.
Difference between PU and PVC
1. PU has better wear resistance, especially in extreme temperatures.
Even in extreme cold environments,PU can maintain its flexibility.
But PVC will lose its flexibility.
2.PU hose have higher resistance to chemicals, oils and solvents.
PVC with more resistance to acidic chemicals.
3.PVC is more suitable for food and drinking water applications.
It will transfer less odor.
4. Pu hose will not deform easily,this make its shape for long.
PVC or PU？How to choose？
You can consider some factors below
Size:
Depends on the application.It may require the volume limitation.
Length：
How long do you need,short or longer.
Media:
What type of media will the hose application.
If with chemicals, solvents or oils, the PU hose is better.
If use for food or drinking water, PVC is more suitable.
Environment:
If use in extreme temp, PU hose is bettee. But you need to consider the usage for oil.
If the usage need high pressure or long life.
Anyway, we Orientflex will provide the suitable hose for you. We have both PVC and PU hose.
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