Custom Silicone Seals Manufacturer in China

Silicone seals are flexible, durable, and heat-resistant components widely used in packaging, medical, electronics, and machinery. Whether for airtight jar lids or industrial valves, these seals ensure optimal performance and protection.

At Cdx, we are a professional Silicone Seals Manufacturer, offering both standard and custom sealing solutions tailored to your industry needs.

Wholesale Silicone Seals

Silicone seals come in various forms, such as gasket seals, valve seals, inflatable seals, strip seals, and more. They are designed to withstand temperature extremes, compression, and exposure to chemicals, making them ideal for both consumer and industrial use.

At Cdx, we manufacture a complete range of silicone sealing products, crafted from food-grade or industrial-grade silicone. Whether you need color-coded jar rings or custom inflatable seals, we provide reliable, flexible, and safe solutions.

Silicone Jar Gasket Seals

Designed for clip-top and mason jars, offering smooth, flexible, and airtight sealing.

Float Valve Silicone Seals

Made from 100% food-grade silicone with strong pressure resistance and leak prevention.

Silicone Door Strip Seals

Multi-functional sealing strips ideal for bathrooms, glass doors, and shower enclosures.

Silicone Sealing Tape

Weather-resistant silicone strips suitable for doors, windows, and aluminum frames.

Silicone Glue Dots

Silicone Inflatable Seals

Air-activated seals used in cleanrooms, hatches, and isolator systems.

Silicone Seals for Swing Flip Bottles

Food-grade gaskets providing secure closures for beverage and fermentation bottles.

Key Material & Performance Advantages of Silicone Seals

Silicone seals from Cdx are engineered with premium material and optimized properties to ensure durability, safety, and adaptability across diverse industries and applications. Whether for jars, valves, or machinery, they deliver outstanding sealing performance.

  • Made from food-grade and BPA-free silicone

  • Excellent flexibility and resilience

  • Withstands -40°C to +230°C

  • Anti-slip, anti-tear, and reusable

  • Wide compatibility across industries (kitchenware, furniture, electronics, labs)

Custom Silicone Seals Options

Color Options
Silk Screen Printing
Pad Printing
Laser Engraving / Etching
Embossed / Debossed Logo (Molded)

How We Customize Silicone Seals for Your Needs – 4 Simple Steps

01

Requirement Submission

Tell us your application, dimensions, preferred material, or show us a reference sample.

02

Free Quotation & Engineering Feedback

Receive a detailed quote and design suggestions within 24 hours.

03

Sample Preparation

Rapid prototyping or sample production for confirmation and testing.

04

Bulk Manufacturing & Delivery

On-time production with full quality assurance and worldwide shipping support.

Why Choose CDX Silicone Seals?

Anti-Slip & Shock Absorbing
Effectively reduce vibration and prevent items from sliding or scratching surfaces—ideal for furniture, electronics, or machinery.

Heat & Weather Resistant
Maintain reliable performance across a wide range of temperatures, whether used indoors or outdoors.

Reusable & Tear-Resistant
Engineered for repeated use without cracking, tearing, or losing its protective shape and structure.

Adaptable to Multiple Surfaces
Available in flat, dome, and adhesive-backed styles to suit glass, metal, wood, plastic, and more.

Step 4 — Client Review & Feedback

Silicone Seals FAQs

Q: Are all your silicone seals food safe?

We offer both food-grade and industrial-grade silicone. Please specify your application during inquiry.

Yes. We provide full customization including color, Shore A hardness, and size.

Minimum order quantity varies by design, typically starting from 1000 pcs.

Absolutely. We support OEM/ODM services including branded packaging.

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Let’s Start Custom Your Silicone Project!

Please fill out the form with your contact details or give us a call, we will get back to you within 24 hours.