The polyamide Compound Material Flanges are macromolecular material products
They are the best industrial substitute products can directly replace of coloured metals and metals such as tin bronze, aluminiumbronze, bronze, stainless steel etc.

There are several special advantages as following:
1. Good intensity and wear resistance.
2. Corrosion resistance, the application of medium are alkali, salt, oil and so on.
3. It can be stored or used in the temperature ranges -40 to 160degree, and it's not easy to be broken in cold weather.
4. It can be used in the air for more than 30 years.
5. Light specific gravity material. It's flexible to open the switch of the product, and product is safe and environment-protecting, haveing longer usage period.