Rubber Stoppers

Product Description

Vial rubber stoppers are closures made of flexible, durable rubber used to seal vials, ensuring the protection and containment of liquids, powders, or pharmaceutical substances.

Key Features:

1. Material: Made from various rubber types like:
   • Butyl rubber: Known for excellent chemical resistance and airtight sealing.
   • Silicone rubber: Ideal for medical and pharmaceutical applications, highly heat-resistant.
   • Natural rubber: Cost-effective, flexible, but less resistant to chemicals.
2. Shape: Typically cylindrical with a slight taper to fit securely in the vial neck.
3. Sterility: Can be sterilized via autoclaving or gamma radiation for pharmaceutical use.