Product Name: High-purity Expanded Graphite Rings
Material: Expanded Graphite
Dimensions: 12.5-45 mm *0.5 mm
Pressure: 0-600 bar
Usage: Industrial Valves, Nuclear Valves
Operating Temperature Range: Maximum 3,000 °C (in an inert atmosphere)
Applications: Nuclear applications, All industries
Expanded graphite tape for industrial valves. High-purity expanded graphite without a binder. Temperature resistant up to 3,000°C in an inert atmosphere. Features a very low friction coefficient, very high self-lubricating capability, good chemical resistance, and high thermal conductivity. High-purity expanded graphite with a corrosion inhibitor for nuclear applications.
Source: https://www.magpievalves.com/high-purity-expanded-graphite-rings-12-5-45-mm-max-600-bar.html