Scrap Butyl Rubber Stopper For Transfusion Bottle
We already know that rubber is a multi-purpose material useful in various spheres of our lives. One of the industries in which this material is highly used and represented is medicine. However, when we talk about medical needs, rubber is most often not used in its original form, but in the form of polymers and copolymers such as butyl rubber. Butyl rubber is obtained by polymerization of rubber, most often synthetic one – and this material has some truly superior properties that make it indispensable in industries such as medicine or pharmacy. This material has exceptional chemical and thermal stability – which makes it unique and extremely widespread in the pharmaceutical industry and medicine, especially when it comes to sealing. It can most often be seen in the form of a scrap butyl rubber stopper for a transfusion bottle.
For example, when you give blood for analysis, it will be deposited in a test tube. Then it will be sealed with a scrap butyl rubber stopper for the transfusion bottle, and we can be sure that our samples will not be contaminated. Scrap butyl rubber stopper for transfusion bottle guarantees exceptional resistance to all atmospheric influences, which is also the main advantage of this polymer compared to ordinary rubber. Over time, experts came up with a question of whether such stoppers in contact with blood samples or drugs will have any reaction that could alter the efficacy of the drugs – or otherwise be incompatible with transfusion samples or any other samples and medications. Still, something like that was well thought over in time. Therefore, the scrap butyl rubber stoppers for transfusion are protected by a layer of inert soft coating that creates a blockage between the samples and the rubber stopper.
In the production process of each individual scrap butyl rubber stopper for the transfusion bottle, strict technological standards are followed – as well as quality control of such products.
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.
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
- Butyl-rubber closure for a transfusion-bottle interface.
- Material traceability
- Clarify the scrap wording in the title. Specify the intended material source and qualification; do not infer clinical suitability from that description.
- Contact-facing layer
- The body describes a barrier coating. Define coating material, coverage and integrity requirements for the contacted formulation.
- Bottle interface
- Provide the neck finish, sealing-flange dimensions, retention system and access arrangement.
- Qualification inputs
- Define the intended contact, sterilization cycle and required closure-integrity, extractables and particle evaluations.
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