Silicone Valve

One Way Duckbill Valve


Environment friendly high elastic silicone raw materials

7 days* 24 hours inverted leakproof test

Custom food grade one way duckbill valve

One squeeze, one dispensing, no leakage

Factory price, low MOQ, fast delivery

Daily capacity reaches to 200,000pcs per automation production line



Specification Of Eco-friendly One Way Duckbill Valve

Product NameCustomize Eco-friendly Wear Resistant Silicone One Way Duckbill Valve For Liquid Hand Hygiene Soap Dispensing 
Model NumberHHSV09
MaterialEco-friendly FDA Solid Silicone
Color Customize Pantone Colors
Hardness50 Shore A
Outer Diameter14mm
Slit Cut TypeDuckbill Slit Cut
Slit Cut Size6mm
Mold TypeVacuum Compression Molding

Tool Design - Tool Manufacturing - Compression Molding - Whole Piece Inspection - Punching Slit Cut - Add Talcum Powder - Punching Shape  - Quality Checking - Dust Free Packing - Shipping

MOQ50000 PCS
Daily Capacity200,000pcs/ Line
Mold CavityCustomize
WorkshopClass 100,000 Clean Production Workshop And Silicone Valves Special Production Workshop
ApplicationFor Liquid Hand Hygiene Soap Dispensing 
IntercomsEXW, FOB, CIF, DDP, Or Delivery To Assembly China Factories



  • Soap, disinfectant, and other liquid hand hygiene dispensing

    Soap, disinfectant, and other liquid hand hygiene dispensing

Product Information

What Is One Way Duckbill Valve?

Silicone one way duckbill valves are made of food garde silicone material, processed by compression molding, aim to flow control the liquids or air flow one way, can be used for liquid hand hygiene soap dispensing.

One Way Duckbill Valve

The Features Of One Way Duckbill Valve?

1. One way duckbill valves are made of food safe high elastic and environment friendly solid silicone, with FDA certification.

2. Wear resistant one way duckbill valves have passed 7 days* 24 hours Inverted Leak Proof Test, and there is no leakage.

3. Silicone one way duckbill valve tolerance of the curved wall thickness is controlled within 0.03mm.

4. One squeeze, one dispensing, no leakage, no extra splits.

5. Because silicone materis is wear-resistant, so one way duckbill valves have a long service life.

6. Food grade one way duckbill valves have temperature resisitant fuction, so which can work in minus 40 degrees Celsius to 200 degrees Celsius.

One Way Duckbill Valve

About Hopewell

1. Professional Engineer Team

We have a international professional engoneer team, include Japanese and Korean engineers, all of them have more than 20 years working experience.

2. Strict Quality Control

Having strict quality control systerm, every production process will have inspection, then is sampling inspection, inspection before shipping, promise to give customers a perfect quality.

3. Imported Equipment

We imorted high precision molding making equipment, production equipment and inspection equipment from abrod, all of our products with gigh precision size. 

4. Factory Directly Supply

We are a factory with more than 6000 sqm, factory price, fast delivery, low MOQ.

5. Completely Certification

Our factory has approved by ISO9001, ISO14001, ISO13485, IATF16946.

6.  Automatic Production

We have atomatic production lines, can meet customers' any quantity request.

One Way Duckbill Valve

If you are interested in one way duckbill valves, please feel free to contact us, thanks.

Manufacturing Process

Process Of One Way Duckbill Valve  

Tool Design - Tool Manufacturing - Compression Molding - Whole Piece Inspection - Punching Slit Cut - Add Talcum Powder - Punching Shape  - Quality Checking - Dust Free Packing - Shipping

One Way Duckbill Valve


Packing Of Silicone One Way Duckbill Valve 

For one way duckbill valve, to keep the product clean and not deformed while in transportation and in storage, normally, the packaging as follow: 

Item NamePCS/ PE BagPCS/ CartonCarton SizeN.W.G.W.
Silicone One Way Duckbill Valve1,000pcs8,000pcs35*26*42 cm8.5KG9.5KG

One Way Duckbill Valve


  • 1

    Are you a manufacturer or a trading company?

    We're a manufacturer of silicone molding products, with about 10,000 square meters production workshops.

  • 2

    Can you provide free samples?

    Free samples can be provided for quality checking, freight cost need be charged.

  • 3

    What are the advantages of Hopewell to preduce silicone valves?

    Hopewell started producing silicone valves in 2011, we also have professional engineering team, precision mold manufacturing department and perfect quality control department, a 100,000-level clean production workshop, and has passed ISO9001, ISO13485, IATF16949 and ISO14001 certifications.

  • 4

    What is your MOQ for silicone valve?

    Our moq is 50000 pcs for four sizes cross slit silicone valves in public mold; for customized silicone products, the final quotation shall prevail.

  • 5

    Can you accept OEM/ ODM orders?

    Currently we only accept OEM orders.

  • 6

    What information do I need to provide for custom silicone valves?

    Please provide 2D and 3D drawings (STP format) or actual samples, then our engineering team will provide DFM for your confirmation.

  • 7

    What is the lead time for custom silicone valves?

    For prototype molds, the lead time for silicone valves is about 7-15 working days; for production molds, the lead time is about 15-45 working days.

  • 8

    Can I use your silicone valves mold?

    We only have four cross slit silicone valves mold can be used, other molds are customized by other customers.

  • 9

    Can you provide proof of raw materials?

    Yes, we can provide MSDS, FDA, LFGB test reports for confirmation.

  • 10

    Can you provide plastic valve seat samples?

    We have 4 sizes plastic valve seats in public mold, the outer diameters are 11.85mm, 12.3mm, 14.6mm and 18.6mm. Free samples are available, please contact us for more information.

  • 11

    Can i vist your factory?

    Of course, highly welcome.

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