High Tolerance Silicone Umbrella Check Valve for Breast Pumps

• 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

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

Silicone umbrella valves are versatile components used in various applications such as vessel vent valves, in-and outlet valves for pumps, one-way check valves in breathing masks, and more. These elastomeric valve components feature a diaphragm-shaped sealing disk or an umbrella shape, serving as effective sealing elements in backflow prevention devices, 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 designed with a 100% rubber or silica gel structure, offering exceptional high temperature resistance. The environmentally friendly material ensures optimal performance while preventing blockages and backflow of liquid and gas.

Key Features:

• High temperature resistance with material options


• Environmentally friendly construction


• Unblocked design for efficient flow control


• Long service life with no failures


• Low opening pressure for easy operation


• Easy installation process

Benefits of Silicone Rubber Umbrella Valve:

• Enhanced sealing capabilities


• Position-independent functionality


• Variable opening pressure based on 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

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

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

Features:

• Strict material selection for heavy, durable, and high-quality products


• Smooth surface treatment for long-lasting beauty and durability


• Advanced technology and fine workmanship for excellent performance


• Customizable specifications with reliable quality


• Supports customization with multiple sizes and specifications

Benefits:

• Custom rubber molding for valve seals to meet specific environmental and application needs


• Design assistance available for improved manufacturability and simplified assembly


• Manufactured rubber valves include options for pipes, air compressors, one-way flow control, and replacements


• Materials include Natural/EPDM/Silicone/Neoprene/Nitrile or 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 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 expert reverse engineering services to recreate your product even without a technical drawing. Our skilled team can accurately replicate simple to highly complex rubber shapes from a sample, ensuring that the molded rubber products meet your exact specifications and function seamlessly within your application. Trust us to deliver top-quality products that exceed your expectations.

FAQ: 

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

Company: 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 factories and departments, ensuring top-notch product quality. Contact us to request free samples, with a refundable sample charge for custom designs. 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 competitive pricing. Inquire now to get started!