Medical Grade Silicone Check Valve for Breast Pumps

• Customization: Available
• Media: Water
• Temperature: Low Temperature
• Model NO.: melon230222.
• Actuator: Manual
• Material: Silicone
• Structure: Umbrella Valves
• Sealing Form: Gland Packings Globe Valve
• 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

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

Silicone umbrella valves are versatile components used in various applications such as vessel vent valves in automotive fuel tanks, in-and outlet valves for pumps, one-way check valves in breathing masks, and more. These elastomeric valves feature a diaphragm or umbrella-shaped sealing disk, providing reliable backflow prevention and fluid control in medical devices, home appliances, cars, and toys.

Umbrella valves from Zhongshan Melon Rubber & Plastic Products Co., Ltd. are designed for durability and efficiency, making them ideal for a wide range of industries.

Product advantages:

Product Description

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

Features:

• 100% rubber or silica gel structure for high temperature resistance


• Environmentally friendly material


• Unblocked design prevents liquid and gas backflow


• Long service life with no failures


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


• Easy installation

Silicone Rubber Umbrella Valve Benefits:

• Enhanced sealing


• Position independent


• Variable opening pressure through seat thickness


• Corrosion, chemical, wear, and aging resistance

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 beauty


• Excellent Performance: Utilizes advanced technology and fine workmanship for superior quality


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


• Support Customization: Offers safe and reliable quality with multiple sizes and specifications, supporting customized drawings and samples

Custom rubber molding for valve seals using various rubber materials to meet specific environmental and application needs, 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 those for pipes, air compressors, one-way flow control valves, and one-way valve replacements. Rubber sleeves are made from materials such as Natural, EPDM, Silicone, Neoprene, Nitrile, or other elastomer rubber.

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 experience, we specialize in manufacturing precision rubber rings, silicone rings, and 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.

Trust Melon Rubber & Plastic for high-quality, durable, and custom solutions for your rubber product needs.

At Zhongshan Melon Rubber & Plastic Products Co., Ltd., we specialize in reverse engineering products directly from samples. Whether you have a technical drawing or not, we can accurately produce molded rubber products to meet your exact specifications. Our expertise ranges from simple to highly complex rubber shapes, ensuring that your product functions perfectly within your application. Trust Melon Rubber&Plastic for reliable and precise manufacturing solutions.

FAQ: 

Product Name: Customized Liquid Silicone Rubber Umbrella Valves/One Way Check Valves

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

Description: Our company, Zhongshan Melon Rubber & Plastic Products Co., Ltd., offers high-quality customized Liquid Silicone Rubber Umbrella Valves/One Way Check Valves. We are a trading and manufacturing company with specialized manufacturing factories and trading departments. Contact us to request free samples. For custom designs, there may be a sample charge, which is refundable with a certain order quantity. Our payment terms include 7 days for prototype tooling & samples, 14 days for production mold, and 14-28 days for MOQ. Choose us for our professional team, rich experiences, high precision equipment, and strict cost control, ensuring the best competitive product quality. Inquire now to get started!