Description
Experience reliable sealing performance with our extra soft rubber cork No. 5, engineered specifically for demanding laboratory and research applications. These precision-sized corks deliver consistent, secure sealing while maintaining the flexibility needed for repeated use in professional scientific environments.
- Extra soft rubber compound for easy insertion and secure sealing
- Standard No. 5 size (22.5 x 17.5 x 23 mm) fits most laboratory glassware
- ISO-compliant manufacturing ensuring consistent quality and performance
- Chemical-resistant properties suitable for pharmaceutical and research use
- Durable construction withstands repeated sterilization cycles
Why Choose SGC Labs?
Since 2003, SGC Labs has supplied premium laboratory equipment to over 5,000 institutions worldwide. Our rubber corks are manufactured in our ISO-certified facility in Ambala, India, using precision-grade materials that meet international quality standards. We offer factory-direct pricing, bulk discounts, and custom sizing options to meet your specific research requirements.
Ready to upgrade your laboratory sealing solutions? Contact our technical team at +91 999 641 6935 or email sales@labsglass.com for bulk pricing, custom specifications, and worldwide export assistance.


