GM series is a simple‑structure check valve. The internal rubber diaphragm delivers excellent sealing performance. Multiple material options for diaphragm and housing. Wide range of port sizes. Widely used in laboratories, food machinery, biotechnology, fuel machinery and various household appliances.

Specifications

Housing Material: Polypropylene (PP), ABS, PVDF, Nylon (PA66), PSU/PSF, POM, POK

Diaphragm Material: FKM, SIL (Silicone), EPDM 

Port Size: 1/16" ~ 3/8" 

Cracking Pressure: ≥0.1 kPa 

Back Pressure: 2‑300 kPa 

Color: Natural raw material color as standard, other colors available for customization.