PTFE TEFLON SHEET - 2mm Thick - White - Virgin

HIGH QUALITY PTFE VIRGIN SHEET TEFLON   

CHEMICAL RESISTANT & HEAT DURABLE

Uses

• GASKETS
• SEALS

Physical Properties

• Density, g/cm 3 2.14 … 2.26
• Heat capacity, cal/g · °C 0.25
• Coefficient of linear growth 1×10 -5/°С 8 … 25
• Heat conductivity, ccal/m×hour·°С 0.2
• Temperature, °C –120
• Melting temperature, °C 327
• Minimum working temperature, °C –269
• Maximum working temperature, °C 260
• Water absorption during 24 hours, % 0
• Heat endurance, °С 110

Mechanical Properties

• Ultimate strength at tension, kgf/cm2 200 … 300
• Break elongation - relative - residual 300 … 350 350 … 500 250 … 350
• Ultimate strength at pressing, kg/cm2 120
• Modulus of elasticity at pressing, kg/cm2 7000
• Bending strength, kgf/cm2 110 … 140
• Modulus of elasticity at bending (at 20°С), kg/cm 2 4700
• Specific impact strength, kg/cm2 > 100
• Brinell hardness, kg/mm2 3 … 4
• Constant of friction by steel 0.2
• Quality of mechanical treatment the best

Chemical Properties

• Decomposition temperature, °С > 415
• Weight loss during 5 hours, % 0,2 (at 420°С during 3 hours)
• Inflammability not burn
• Atmosphere resistance the best
• Acid resistance resistive A Mill Test Certificate of PTFE Rod, Sheet and Tube PTFE Rods, Sheets and Tube Exploitation.
• Working temperatures –269°С … +260°С, upper range is limited not by losing of chemical resistance but by decreasing of mechanical properties.
• Heating above +327°С causes melting, but the polymer keeps its solid state up to the temperature +415°С.