ISO 9001:2015 Certified Company

Food Container Seal Rings

Various colors of food container seal rings from Tenchy

Main Features

  • Food grade, non-toxic and odorless
  • Soft, good elasticity, resistance to kink and no deformation;
  • Preventing bacterial from growth, easy to clean and can be sterilized in hot water
  • High and low temperature resistance from -40° and 200°;
  • Oil resistant, good water-proof function, Long life span
  • Meet FDA 21 CFR 177.2600 and ROHS (2.0) certification;

Tenchy specializes in customizing silicone gaskets of various sizes, colors, and hardness levels to perfectly match the needs of our clients. Our daily production capacity stands at an impressive 50K, enabling us to support large-scale orders and provide rapid sample service to expedite the progress of your projects.

Food container seal rings (3)

Our Capability and Service

With a focus on food container seals, Tenchy offers a fast and efficient sample service. Our factory is equipped with thousands of extrusion toolings, allowing us to swiftly customize a wide array of silicone tubing and extrusion products. Whether you’re looking for gaskets for container applications, rubber gaskets for glass jars, airtight glass canisters, or rubber seals for glass jars, we have the expertise and resources to meet your requirements. Our experience of over 13 years in the silicone industry positions us as a valuable partner in finding versatile solutions, including food storage vacuum sealer options and vacuum seal packing solutions for airtight glass storage jars.

In addition to our extensive range of products, we excel in producing silicone sealing ring gaskets, silicone rubber seal rings, and silicone seal o-rings, designed to ensure a perfect seal for a variety of food storage and packaging needs.

Physical Properties


 solid silicone

Color can be


Hardness shore A

 50A to 70A

Tensile strength

 >8.0 MPa

Elongation at break


Modulus (elasticity) at 100%

 1.28 MPa

Compression set

 35% (22 hours at 80.6°C)

Tear resistance (tear strength), Die B


Minimum Order Quantity

  • 10,000 pieces


  • PE bag + Standard carton.
  • The label will indicate the batch number, material, size, quantity, and packing date.
  • The label and box are all neutral, no factory logo.
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