Duckbill Valves

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7.6mm Rubber Duckbill Valve

  • 1. Model No.: YJ-31

  • 2. Product Name: Rubber Duckbill Valve

  • 3. Material: Environment friendly FDA food safe silicone

  • 4. Application: Catridge Dispensing

  • 5. Workshop: Over 10,000 square meters silicone molding production workshops

  • 6. MOQ: 30,000pcs

Product Description

Silicone Molding OEM Manufacturer for Leak-Proof Fluid Flow Control Rubber Duckbill Valves

Rubber duckbill valves are designed to allow the flow of liquid in one direction while preventing backflow. Rubber duckbill valves provide a tight seal even in low-pressure applications. This makes them ideal for use in cartridge dispensing systems, where precise control of fluid flow is essential. They are also easy to install and maintain, making them a cost-effective solution for many applications, such as, medical devices, industrial components and so on.

7.6mm Rubber Duckbill Valve

Product Information

The manufacturing process for this rubber duckbill valve involves precision silicone molding and slit cutting techniques to ensure consistency and accuracy. The material used for these valves is typically a high-quality eco-friendly silicone rubber that provides excellent sealing properties and durability. The manufacturing process also involves rigorous testing to ensure that the valves meet the required specifications and standards. If you're looking for a reliable silicone molding supplier for custom rubber duckbill valves, welcome to contact us.

7.6mm Rubber Duckbill Valve

Model No.: YJ-31
Product Name: Rubber Duckbill Valve
Material: FDA Food Grade Silicone
Process: Silicone Molding, Slit Cutting
Hardness: 50 Shore A
Slit Size: 2mm
Outer Diameter: 7.6mm
Color: Clear
Post Curing: Yes
Application: Catridge, Liquid Soap, Disinfections, etc.


Rubber duckbill valves are a critical component of cartridge dispensing systems, and the rubber duckbill valve manufacturer plays a vital role in ensuring the quality and reliability. With our ability to manufacture mini-sized rubber duckbill valves and our expertise in precision silicone molding techniques, YEJIA is well-equipped to meet the needs of various industries. Welcome custom rubber duckbill valves.


Rubber Duckbill Valve Manufacturer

YEJIA manufactures high quality silicone rubber duckbill valves that provide a reliable and consistent quality for controlling fluid flow and preventing backflow, can also produce mini-sized rubber duckbill valves. These valves are ideal for use in small-scale applications where space is limited. For custom rubber duckbill valves, contact us now.

7.6mm Rubber Duckbill Valve


Q: What are the benefits of using a rubber duckbill valve?

A: Rubber duckbill valves are highly effective at preventing backflow and providing a reliable seal. They are also resistant to wear and tear, which makes them ideal for use in high-pressure applications.

Q: What materials are rubber duckbill valves made from?

A: Rubber duckbill valves can be made from a variety of materials, including silicone, EPDM, and natural rubber. The choice of material depends on the specific application and the type of fluid being dispensed.

Q: How do rubber duckbill valves prevent backflow?

A: Rubber duckbill valves prevent backflow by closing tightly when fluid pressure drops below a certain threshold. This prevents fluid from flowing back through the valve and contaminating the dispensing system.

Q: Can rubber duckbill valves be customized for specific applications?

A: Yes, rubber duckbill valves can be customized for specific applications. This includes adjusting the size and shape of the valve, as well as selecting the appropriate material for the specific fluid being dispensed.

Q: How do you install a rubber duckbill valve?

A: Rubber duckbill valves are typically installed using compression fittings or threaded connections. It is important to ensure that the valve is properly seated and tightened to prevent leaks.

Q: Are there any limitations to using rubber duckbill valves?

A: Rubber duckbill valves may not be suitable for all applications. It is important to carefully consider the specific requirements of your dispensing system before selecting a rubber duckbill valve.