Stopper On Vial
As you probably already know, rubber stoppers and grommets can be used in a variety of ways and in a variety of industries. That is precisely why we have a very broad selection of both rubber stoppers and rubber grommets in our catalogue. Not only do we offer a wide variety of rubber products, but we also do our best to ensure that all of the products we manufacture come out perfect and are always of the highest possible quality. To ensure that, we only use what we consider to be the highest quality rubber materials. However, none of that would matter if we didn’t have a team of experts that oversee the production of all of our products.
As we already mentioned, you can find stoppers and grommets everywhere. You can even find a rubber stopper on vial. Many chemical factories and laboratories keep their components, samples and chemicals safely stored in vials, and to ensure that those samples stay in perfect condition, it is necessary that they place a rubber stopper on vial to safely and securely close it.
A stopper on vial is arguably the most efficient and most affordable method to protect the contents found inside of the vial. By choosing the correct size stopper, you ensure a perfect vacuum seal, keeping all the contents of the vial inside it and keeping all kinds of debris and pollutants outside of it. A stopper on vial will offer not only a perfect seal but also perfect insulation and protection. For instance, a silicone stopper used to plug the vials will be able to withstand both high and low temperatures, it will be chemically resistant, dust and water-resistant, and most importantly, it will be reusable and will last a very long time. Also, to help easily differentiate the contents of the vial, the stoppers can be made in any colour you want.
Our Butyl Stoppers Size Chart
Bottle Stopper Size Catalog
Compare the listed butyl stopper dimensions against the bottle opening and seating arrangement. Confirm the selected profile using the part drawing.
Custom colors are available to your Pantone color code. Include the code in your inquiry.
Butyl Rubber Stopper(Anaerobic bottle stopper)
Compare A, B, C, D and E in mm against the selected stopper drawing. The illustration shows a related profile; confirm the precise underside and fit before specifying the part.

Need a different size? Share your drawing, mating dimensions and intended use to discuss a suitable part.
Discuss Your RequirementsProduct specifications
- Product form
- Vial or bottle closure matched to its neck finish
- Material options discussed
- Silicone. Choose one formulation for the actual contact and loading conditions.
- Application focus
- Vials and laboratory vessels. Size the part against the selected assembly.
- Dimensions to confirm
- Vial neck bore, sealing flange, plug depth and any crimp-cap interface. Match these to vials and laboratory vessels.
- Contact conditions
- Water: define concentration, temperature and contact time, then check compatibility with the chosen compound.
- Exposure to evaluate
- Heat and cold cycling and dust or debris. Validate the selected material under the combined conditions.
- Seating check
- Check the sealing contact around the opening and the force needed for insertion and removal.
Need a quote or a custom part?
Send your requirements, drawings or samples to discuss standard and custom silicone rubber parts.
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