DIN ISO 3302-M2 Silicone Duckbill Valve Seal

• Media: Water
• Temperature: Low Temperature
• Actuator: Manual
• Material: Silicone
• Structure: Umbrella Valves
• Sealing Form: Gland Packings Globe Valve
• Model NO.: melon230222.
• Stem Thread Position: Outside Screw Stem Globe Valve
• Application: Oxygen Globe Valve
• Standard: Customzied
• Process Way: Compression/Injection
• Tolerance: DIN ISO 3302-M2
• Certification: RoHS/Reach
• Materials: LSR / Silicone
• Working Temperature: -40c-220c
• Design Type: Umbrella, Duckbill, Flapper, etc
• Transport Package: Customzied
• Specification: Customzied
• Trademark: OEM
• Origin: Made in China
• HS Code: 4016101000
• Production Capacity: 500000

Product Description

Customized Liquid Silicone Rubber Umbrella Valves/One Way Check Valves

Zhongshan Melon Rubber & Plastic Products Co., Ltd. offers high-quality silicone umbrella valves that are versatile and widely used in various applications. These valves are essential components in vessel vent valves, piston- and diaphragm pumps, breathing masks, and other fluid control functions in medical devices, home appliances, cars, and toys.

Umbrella valves feature an elastomeric design with a diaphragm-shaped sealing disk or an umbrella shape, serving as effective sealing elements in backflow prevention devices, one-way check valves, vent valves, pressure relief valves, and metering valves.

Product advantages:

Product Description:

Introducing the innovative silicone rubber umbrella valve from Zhongshan Melon Rubber & Plastic Products Co., Ltd. This valve is crafted with a 100% rubber or silica gel structure, providing exceptional high temperature resistance. The environmentally friendly material ensures optimal performance while preventing blockages and backflow of liquid and gas.

Key Features:

• Long-lasting durability with no failures


• Low opening pressure of 1-5KPA for easy operation


• Easy installation for convenience

Silicone rubber umbrella valve benefits:

• Enhanced sealing capabilities


• Position-independent design


• Variable opening pressure through seat thickness adjustment


• Corrosion, chemical, wear, and aging resistance

Upgrade your systems with the superior performance of the silicone rubber umbrella valve from Zhongshan Melon Rubber & Plastic Products Co., Ltd.

Technical Specification
Material	NBR, NR, EPDM, FVMQ,HNBR,LSR,CR,Silicon, PU,SBR,IIR
Size/Color	Customized
Hardness	20-90 Shore A
Processing Way	Compression, injection, injection transfer, extrusion, silicone liquid injection
Certificates	SGS, RoHS. Reach
Packing	PE plastic bags then to the carton / as customized
Payment	T/T, Paypal, Western Union,Payoneer
MOQ	5000 PCS
Shipping Method	SEA,AIR,DHL,UPS,FEDEX,TNT, etc.
Delivery Time	7 days for prototype tooling & samples, 14 days for production mold, 14-28 days for MOQ

Wholesale One Way Valve High Quality Duckbill Check Valves Rubber Duckbill Valve

• Material: Made with strict materials for heavy, durable, and high-quality products.


• Surface Treatment: Smooth surface that is fade and peel-resistant, ensuring durability and aesthetics.


• Excellent Performance: Utilizes advanced technology and fine workmanship for a variety of high-quality products.


• Complete Specifications: Customizable with reliable quality and a wide range of specifications.


• Support Customization: Offers safe and reliable quality with multiple specifications and sizes, complete molds, and supports customized drawings and samples.

Custom rubber molding for valve seals using various rubber materials tailored to specific environments and applications, including silicone valve and rubber to plastic bonded valve. Design assistance is available to enhance manufacturability, reduce component count, and simplify assembly. The company, Zhongshan Melon Rubber & Plastic Products Co., Ltd., is a custom manufacturer of rubber valves, including rubber valves for pipes, air compressors, one-way flow control valves, and one-way valve replacements. Rubber Sleeves Material options include Natural, EPDM, Silicone, Neoprene, Nitrile, and other elastomer rubbers.

Product Names	Custom Rubber Valve Seal
Material	NR, NBR, HNBR, SBR, EPDM, FKM, SIL, etc.
Hardness	30~90 shores A.
Work Temperature	-40 degree to 250 degree
Size and color	custom
Packing	PE bag & carton box or as the customer's requirement.
Feature	Wear-resistant,Impact-resistant,Heat-resistant,Cold-resistant,UV-resistant,Oil-resistant,Corrosion-resistant,Anti-Slip,longterm lifespan.
Applications	Used in faucets, toilets, fitting, pipes, showers and other industry accessories and auto parts.

Detailed Photos

Welcome to Zhongshan Melon Rubber & Plastic Products Co., Ltd.

With over a decade of expertise, we specialize in crafting precision rubber rings, silicone rings, and various industrial rubber products. Our range includes rubber gaskets, grommets, bushings, diaphragms, section cups, one-way check sealing valves, stoppers, plugs, caps, silicone parts, and custom-made seal rings.

Company Name: Zhongshan Melon Rubber & Plastic Products Co., Ltd.

Product Description:

At Zhongshan Melon Rubber & Plastic Products Co., Ltd., we offer the unique ability to reverse engineer your product directly from a sample, even if you do not have a technical drawing. Our expertise lies in producing a wide range of rubber shapes, from simple to highly complex, with precision and accuracy. You can trust us to deliver molded rubber products that meet your exact specifications and function flawlessly within your application. Count on us for reliable and top-quality rubber products tailored to your needs.

FAQ: 

Customized Liquid Silicone Rubber Umbrella Valves/One Way Check Valves

Company: Zhongshan Melon Rubber & Plastic Products Co., Ltd.

Are you looking for high-quality umbrella valves/one way check valves? Look no further! Our company specializes in manufacturing these valves with precision and expertise. Whether you need samples or have specific design requirements, we are here to assist you. Our team of professionals and state-of-the-art equipment ensure top-notch product quality. With flexible payment terms and quick delivery, we guarantee the best competitive advantage in the market. Contact us today to get started!