#lsrmolding

precision and durability of Medical Silicone Parts from YEJIA

Silicone valves are essential components used across a wide range of industries, from food and beverage to medical devices, home appliances, and personal care products. Known for their flexibility, durability, and excellent sealing properties, silicone valves help regulate fluid, gas, or powder flow under specific pressure conditions.

In this article, we’ll explore what silicone valves are, the different types available, where they’re used, and why custom silicone valve manufacturing is key to performance and reliability.

What Are Silicone Valves?

Silicone valves are elastomeric one-way or two-way valves made from high-quality silicone rubber. These valves are engineered to control the flow of liquids, gases, or powders based on applied pressure. Under no pressure, the valve remains sealed; when sufficient pressure is applied, it opens to allow controlled dispensing or venting.

They are typically produced using:

Compression molding

Liquid injection molding (LIM)

Silicone valves are valued for:

Leak-proof sealing

Excellent flexibility and durability

Resistance to temperature extremes and chemicals

Safe contact with food, beverages, and pharmaceuticals

Types of Silicone Valves

Silicone valves come in a variety of materials, shapes, and functional designs depending on the application.

By Material

Food-grade silicone valves: Certified for direct contact with food and beverages

Medical-grade silicone valves: Biocompatible, suitable for use in medical devices

By Shape & Function

Cross Slit Valves: Designed with intersecting slits for controlled dispensing; widely used in squeeze bottles

Duckbill Valves: One-way valves that open under pressure and close when the pressure drops

Umbrella Valves: Dome-shaped diaphragm valves that regulate one-way flow in fluid or air systems

Flapper Valves: Hinged silicone membranes used for controlled air or liquid flow

Dome Valves: Used for low-pressure venting or directional control

Vent & Relief Valves: Designed for pressure equalization in sealed containers

Applications of Silicone Valves

The versatility of silicone valves makes them ideal for use in a wide range of industries:

1. Food & Beverage Industry

Used in squeeze bottles for condiments like ketchup, syrup, and sauces

Prevents drips and leakage while ensuring clean dispensing

Maintains product freshness through controlled air intake

2. Medical & Healthcare Devices

Medical check valves prevent backflow in IV sets, respiratory devices, and fluid systems

Duckbill and umbrella valves are essential in devices like oxygen masks, blood pressure monitors, and suction systems

Made from medical-grade, biocompatible silicone for patient safety

3. Personal Care & Household Products

Applied in dispensing caps for shampoos, lotions, hand sanitizers, and cleaning products

Provides clean, consistent dispensing while minimizing waste

4. Automotive & Industrial Systems

Used in vacuum and air control systems, fuel systems, and fluid management

Umbrella and flapper valves help maintain flow direction and pressure balance

Custom Silicone Valve Manufacturing

At Yejia Silicone, we specialize in custom silicone valve manufacturing to meet your exact application needs.

To request a custom silicone valve, simply provide:

A 3D drawing or physical sample

Required opening and closing pressure

Application details (fluid type, environment, etc.)

We are happy to sign an NDA to protect your design.

Our Manufacturing Capabilities:

Over 10 years of experience in silicone valve production

In-house mold design and manufacturing

ISO-certified 100,000-class cleanroom for high-purity production

Automated cutting and punching for slit precision

Comprehensive testing: leak-proof, flow rate, pressure, and noise performance

We’ve supplied millions of high-quality silicone valves to global clients across medical, food, and consumer industries.

Why Choose Yejia Silicone for Silicone Valve Production?

✅ 10+ Years of Industry Experience ✅ Custom Mold Design for LSR & Compression Molding ✅ Strict Quality Testing & Traceability ✅ Fast Prototyping & OEM/ODM Service ✅ Trusted by Global Brands & Fortune 500 Companies

Whether you're designing a new product or replacing an existing valve, our team can help you create reliable and high-performance silicone valve solutions tailored to your specifications.

Contact Us for Custom Silicone Valves

If you’re searching for a trusted silicone valve manufacturer for your next project, Yejia Optical Technology (Guangdong) Co., Ltd. is ready to support you with technical expertise and scalable production.

Discover our 38mm Tamper-Evident Cap – designed for maximum safety, leak prevention, and consumer trust. Perfect for beverages, chemicals, and personal care. ✅ Durable Silicone Material ✅ Tamper-Proof Seal ✅ Food-Grade & Reusable

silicone lens- silicon optics www.yejiasilicone.com

Discover the power of Silicone Lenses & Silicon Optics from YEJIA — where innovation meets optical excellence. ✅ High-temperature resistance ✅ Ultra-clear transparency ✅ Ideal for LEDs, medical, and industrial applications

📩 DM us for samples or custom solutions. 🌐 Learn more: www.yejiasilicone.com

Working with a Professional Manufacturer of Silicone Valves

silicone rubber sleeves

In a world driven by convenience, hygiene, and user-centered design, packaging components are no longer just afterthoughts—they are critical to the product experience. Whether in personal care, food and beverage, baby products, or household cleaning, fluid control systems such as plastic dispensing caps, snap-on closures, and squeeze bottle lids are shaping the future of packaging functionality.

Why Fluid Control Matters

Imagine a bottle of hand soap that leaks, a baby food pouch that’s hard to open, or a ketchup bottle that makes a mess—these are all problems rooted in poor fluid control. Modern consumers expect more: precision dispensing, leak prevention, and ease of use. That’s where silicone-valve-based solutions from YEJIASilicone come in.

Plastic  Dispensing Caps: Accurate, Hygienic, and Durable

Plastic dispensing caps are engineered to provide smooth, controlled flow for a wide range of liquids and semi-liquids. With properties like flexibility, thermal stability, and chemical resistance, these caps outperform traditional plastic in many demanding applications.

Common uses include:

Personal care products (shampoo, body wash)

Baby food containers

Condiment bottles

Medical and pharmaceutical dispensers

These caps ensure mess-free dispensing, prevent contamination, and can be designed with self-sealing valves to enhance product longevity.

Snap-On Closures: Easy Application with a Secure Fit

Snap-on closures offer a fast, secure sealing mechanism that “clicks” into place with minimal effort. They're perfect for:

On-the-go use

Single-handed operation

Refillable bottles

Portable hygiene and beauty products

YEJIA’s precision-molded plastic snap-on closures combine tight seals with user-friendly design, making them ideal for high-demand industries like cosmetics and healthcare.

Squeeze Bottle Lids: Functional Simplicity

Nothing beats the ease of a squeeze bottle lid—especially when paired with a silicone valve for anti-drip functionality. These lids are commonly used for:

Dishwashing liquids

Honey and sauces

Hand sanitizers

Industrial lubricants

YEJIA Silicone offers custom-designed squeeze bottle valves that work seamlessly with automatic soap dispensers, smart kitchen tools, and robotic cleaners, helping brands meet the growing demand for intelligent packaging.

Advantages of Silicone Valve in Fluid Control Components

What makes silicone valve the material of choice?

✅ High Flexibility – Perfect for repeated squeezing and opening ✅ Food & Medical Grade Safety – Non-toxic, BPA-free, and certified ✅ Thermal and Chemical Resistance – Ideal for hot liquids and strong ingredients ✅ Custom Moldability – Supports complex shapes and integrated valves

YEJIA’s expertise in liquid silicone rubber (LSR) injection molding allows for high-volume production of custom fluid control components with exacting precision and durability.

YEJIA Silicone: Your Partner in Dispensing Innovation

From design to prototyping to full-scale manufacturing, YEJIA Silicone delivers tailored fluid control solutions for leading brands across industries. We understand that the way your product is dispensed affects both functionality and consumer satisfaction.

With ISO-certified facilities, a cleanroom production environment, and a team of experienced engineers, we are equipped to bring your dispensing component ideas to life—efficiently, affordably, and reliably.

The future of packaging is smart, intuitive, and designed with the end-user in mind. Whether it’s a snap-on cap for a cosmetic bottle, a dispensing lid for a baby product, or a precision valve for a cleaning robot, silicone valvess are at the heart of this evolution.