1.Material: Ultra high purity PTFE 2.Corrosion resistant, extremely low background 3.Temp range:-200-250 Celsius degree Advantages Wide Temperature Range: Operates flawlessly from -200�°C to +250�°C. Exceptional Corrosion Resistance: Withstands strong acids, alkalis, aqua regia, and organic solvents without dissolution, adsorption, or precipitation. Low Metal Element Blank Value: Minimal risk of pollution. Superior Insulation: Unaffected by environmental factors and frequency, featuring low dielectric loss and high breakdown voltage. Resistant to Atmospheric Aging and Radiation. Low Permeability: Ensures efficient protection and cleaning. Self-Lubricating: Boasts the smallest coefficient of friction among plastics, reducing friction-related issues. Non-Adhesive Surface: Solid material with low surface energy, preventing sticking. Soft Mechanical Properties: Offers flexibility and versatility.