Silicone Valve

Eco-friendly One Way Silicone Duckbill Valve


Environment friendly high elastic silicone raw materials

7 days* 24 hours inverted leakproof test

Custom one way silicone duckbill valves

One squeeze, one dosing, no leakage

Factory price, low MOQ, fast delivery

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



Item NameOutside Diameter(mm)Slit TypeSlit Size
One Way Silicone Duckbill Valve14mmDuckbill6mm


  • Soap, disinfectant, and other liquid hand hygiene dispensing

    Soap, disinfectant, and other liquid hand hygiene dispensing

Product Information

Product NameEco-friendly Wear Resistant Silicone One Way Duckbill Valve for Liquid Hand Hygiene Soap Dispensing
Model NumberHHSV09
MaterialEco-friendly FDA Solid Silicone
Hardness50 Shore A
Outside Diameter14mm
Slit TypeDuckbill Slit (Welcome customized slits)
Slit Size6mm
Mold TypeVacuum Compression Molding
Mold CavityCustomized
Daily Capacity50,000pcs/ line
MOQ50,000pcs/ size
Description1.Eco-friendly wear resistant one way silicone duckbill valve for liquid hand hygiene soap dispensing exporter,outer diameter is 14 mm,slit type is duckbill slit,slit size is 6 mm.material is Eco-friendly FDA Solid Silicone,hardness is 50 Shore A,mold type is Vacuum Compression Molding.

2.One way duckbill valve made of food safe high elastic and environment friendly solid silicone, with FDA certification.

3.Silicone duckbill valve processed by vacuum compression molding, welcome custom duckbill check valves.

4.Wear resistant silicone valve inverted leak proof test for 7 days* 24 hours, there is no leakage for one way duckbill valve.

5.Silicone duckbill valve tolerance of the curved wall thickness is controlled within 0.03mm,one squeeze, one dispensing, no leakage, no extra splits.

6.Non-stick wear resistant silicone valve vent and relief valves, even duckbill slit cut makes it easy for liquid,juice concentrate,water,concentrates dispensing,water dispensing,juice dispensing,beverage dispensing,soy sauce,vinegar bottle lids dispensing.

7.The dispensing angle of one way duckbill valve is controlled within 30 degrees.

8.The silicone duckbill valve is transparent,with good pulling force and elasticity.

9.Compression molding wear resistant silicone valve is 100% New PP Raw Material,the liquid dispensing one way duckbill valve has Raw material LFGB certification and LIM-9150 Liquid Silicone LFGB Certification.we also have One Way Silicone Valve Appearance Patent for silicone duckbill valve in no drip,no hassle,no spill function.

10.For wear resistant silicone valve,we used TaiWan Union M7 series injection molding machine,high precision machines make our one way duckbill valve higher quality and more leak-proof.

11.We have 26 sets Liquid Injection Molding Machines,6 sets Compression Molding Machines,30 sets 50 Times CCD Magnified Full Inspection Equipment,Class 100,000 Clean Production Workshop,Class 10,000 Full Inspection Room,3 sets Silicone Valve Punching+Inspection Equipment,3 sets AOI Visual Inspection Equipment,2 lines UV Plasma Surface Treatment for silicone duckbill valve.

12.Hopewell has over 10 years in producing custom silicone and plastic flip top cap beverage dispensing closures,we have many certificates for silicone valves and plastic caps,such as:ISO9001 certificate,ISO14001 certificate,ISO13485 certificate,Clean-room production workshop,One Way Silicone Valve Appearance Patent,Raw material LFGB certification,LIM-9150 Liquid Silicone LFGB Certification.welcome to customize plastic dispensing caps,silicone valves and other silicone products.

Manufacturing Process

Manufacturing Process


Before shipment, we’ll check with customer to choose the best shipping method.



  • 1

    Can I get free samples?

    Yes, free samples can be offered, shipping costs to be paid by customers.

  • 2

    Can I change the size of the duckbill slit?

    Due to the viscosity of different liquids is different, custom slit types and slit sizes are highly welcome.

  • 3

    Shall we pay the silicone valve mold or tooling cost?

    For public sizes, the molds are existing, there is no mold or tooling charges. While for this custom one-way silicone duckbill valve, the mold belongs to customer, if needed, you need to develop you own mold, please contact us for best quotation.

  • 4

    Do you have a video to show how to assemble the duckbill valve?

    We regret the assembly is finished by our customer, therefore, we are unable to share any video.

  • 5

    Can I buy the silicone valve or valve seat only?

    Yes, we can supply the silicone valve and valve seat separately.

  • 6

    Can I order customized silicone one way duckbill valves?

    Yes, as a professional manufacturer of premium quality silicone dispensing valves, we highly welcome custom made silicone flow control valves.

  • 7

    What shall I offer to custom a silicone control valve?

    For a custom silicone control valve, please kindly offer us 3D drawing or actual samples, we’ll be able to start the evaluation.

  • 8

    Are you using platinum silicone material?

    Yes, all silicone flow control valves are made of eco-friendly silicone with platinum vulcanization agent.

  • 9

    Do you accept customized packaging?

    Yes, we highly welcome custom made packaging, please provide us the detailed requirements.
Copyright © Dongguan Hopewell Silicon Plastic Tech Co., Ltd. All Rights Reserved | Sitemap | Powered by