PVDF 1/4″ diaphragm plastic ozone check valve non return valve KH-CDP2 DGOzone manufacturer
Check valves are used to prevent flow of fluid (gas or liquid) in one direction and allow flow in the other direction.
We have six port sizes to choose : 1/16″ ,1/8″, 3/16″, 1/4″, 5/16″ and 3/8″.
Four housing materials: PA66 / PP / PVDF / ABS Three diaphragm materials: Silicone / Viton / EPDM
Different material check valves can been used in different applications
If you need ozone resistant, we recommend PVDF material check valve. If you need high temperature resistant, we recommend PVDF material and PA66 material check valve. If you need low temperature resistant, we recommend ABS material. If you need corrosion resistant, we recommend PVDF and PP material. If you need oil, diesel fuel, gasoline resistant, we recommend PA66 material.
If you are not sure which kind check valve to choose , pls check some points and we will give you our advices:
1, What’s the size of the check valve port that you need ? Or the inner diameter of the hose that the check valve connected to . 2, Where does the check valve you use in? 3,What medium can the check valve come into contact with? Such as Air, Ozone, Water, Oil ( Gasolines, Lubricant Or Edible Oil ) 4, What is the using temperature about your check valve ? 5, What is the Cracking pressure of the valve you require?