Glass bottle rubber stopper
Glass bottle rubber stopper is used in all industries where it can protect the contents of the bottle. It is important to note how resistant this rubber object is. It resists many challenges from the outside world very well. We mean different weather conditions, but also resistance to UV light. Glass bottle rubber stopper has a high level of durability when in contact with high temperatures, sun and tearing. This is the reason for its longevity and ability to store the contents inside the bottle.
However, that is not all. Thanks to its other abilities such as resistance to phosphrons, hydrochloric acids and others, it is used in experimental situations. They are very easy to install which makes them an extremely flexible option. Best of all is that they have good air tightness, high internal cleanliness. On the other hand, they do not have physiological toxicity and no pyrogenous substance. Due to its unique chemical stability and other advantages, glass bottle rubber stopper is used to ensure the quality of drugs, drug safety, etc. Today, people are increasingly ordering this product online.
Those doing it for the first time should pay attention to a few things. This refers to the size of a glass bottle rubber stopper. It is necessary to measure the dimensions of the object and then compare them with the standard sizes of the rubber stopper. This will not be a problem for you since there are different sizes on the market. The origin of the supplier is an equally important. Since glass bottle rubber stopper has a protective function, it is quite important that you know everything about the origin of the supplier. When it comes to product prices, you can take a break. You can find glass bottle rubber stopper at really low prices and that is why it is a practical and economical solution at the same time.
Stopper & Plug Size Catalog
Compare four stopper profiles and check the selected part dimensions against your opening and available depth. Each profile has its own drawing and dimension meanings.
Custom colors are available to your Pantone color code. Include the code in your inquiry.
RST T-Shaped Plugs
Match stem diameter A, flange diameter B, stem length C and flange thickness D. E refers to the underside recess; use the selected row and approved drawing to confirm the actual profile.

RSA Tapered Corks
Compare large-end diameter A, small-end diameter B and Height, in mm. The mating bore and required seating depth determine where the taper contacts the opening.

RSB Undercut Plugs
Compare neck diameter A, flange diameter B, flange-to-lip distance C and flange thickness D. Check panel thickness and rear clearance. E refers to the underside recess.

RSD T-Shaped Stoppers
Compare stem diameter A, flange diameter B, stem length C and head thickness D, in mm. Check the seating surface and available depth as well as the hole diameter.

Need a different fit? Share the opening dimensions, mating profile and intended use for a custom size.
Discuss Your RequirementsProduct specifications
- Product form
- Removable vessel-neck closure
- Application focus
- Bottle necks. Size the part against the selected assembly.
- Dimensions to confirm
- Opening diameter, closure profile, insertion depth and exposed grip. Match these to bottle necks.
- Contact conditions
- Acids, air and medicinal contents: define concentration, temperature and contact time, then check compatibility with the chosen compound.
- Exposure to evaluate
- Sunlight or UV and outdoor weather. 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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