Glass Joint Tape
PTFE joint and thread tape contains no adhesive and is ideal for sealing glassware joints and threaded ends of lab equipment. PTFE tape conforms easily to the irregularity of surfaces, threads and joints of all types. No need need for lubricants and vacuum greases. Designed for use in sealing ground glass joints, desiccators, bell jars, freeze-drying equipment, etc. Provides a vacuum tight seal which releases cleanly -- even after long periods of time.