PA cloth retractable duct hose, also called canvas duct hose, is a grey hose which is reinforced with elastic steel wire. It’s a common hose on the market and widely used in many applications because of the low price.
This hose is used in every kinds of mechanical ventilation, waste air collection and discharge in air conditioner, ventilation equipment, basement, tunnel, municipal piping engineering, shipbuilding engineering, mining ventilation equipment, firefighting and many other applications in which the working condition is really hostile. It has excellent resistance to high temperature, chemicals, acid, alkali and waste gas and that’s the reason why it can be used in hostile environment.
For the material PA, it’s polyamide and also called nylon. It is polyurethane fibre and can be made into long fibre or short fibre. You may familiar with nylon because it’s commonly used in our daily life, as some clothes, hats, shoes and backpacks are made from nylon. These are also called canvas clothes, hats, shoes and backpacks, which is the reason that PA retractable duct hose is also called canvas.
The cloth used in the hose has a chemical coat on the surface to leakage when doing ventilation work. The hose is covered with nylon cloth and supported by inner steel wire. The cloth connects the steel wire by hot pressing to strength the adhesion and tensile force. The hose has excellent flame retardance which means it can be used to discharge high temperature air.
PA cloth retractable duct hose is light in weight and easy to transfer, install and recycle. It can be bent at will. The bending radius is approximate to the outside diameter. You can ground the steel wire to discharge static.
OrientFlex has been in hose industry for 15 years and becomes on of the most famous supplier in the world. We offer you the best PA cloth retractable duct hose with one-stop service to save your money and time.