Additional specifications for HPLC low pressure PFA tubing - Tech Information
February 6, 2017
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Some extruders of PFA tubing list the specifications below on their website.
Physical
Density (g/cc): 2.12 - 2.17
Water Absorption (%) < 0.03 Standard Percent Crystallinity (%): 48 - 70
Refraction Index: 1.350 Radiation Resistance (MRad): 1 - 10 Oxygen Index (%): > 95
Mechanical
Hardness, Shore D: 55 - 60
Ultimate Tensile Strength (MPa): 25 - 28
Elongation at Break (%): 250 - 420
Modulus of Elasticity (GPa): 0.48
Flexural Modulus (GPa): 0.50 - 0.70
Coefficient of Friction: 0.04 - 0.20
Electric
Volume Resistivity (Ω–cm): 1.0 × 1018
Dielectric Constant: 1 MHz 1.9 - 2.1
Dielectric Strength (V/mil): 2030
Thermal
Thermal Conductivity (W/m–K): 0.15 - 0.25
Maximum Service Temp, Air (°C): 260
Minimum Service Temp, Air (°C): -200
Melt Temp (°C): 300 - 315
Glass Temp (°C): 90
Decomposition Temp (°C): 475
Coefficient of Thermal Expansion, linear 20° (μm/m–°C): 120 - 140
Click HERE for Low Pressure, HPLC Tubing Ordering Information
Physical
Density (g/cc): 2.12 - 2.17
Water Absorption (%) < 0.03 Standard Percent Crystallinity (%): 48 - 70
Refraction Index: 1.350 Radiation Resistance (MRad): 1 - 10 Oxygen Index (%): > 95
Mechanical
Hardness, Shore D: 55 - 60
Ultimate Tensile Strength (MPa): 25 - 28
Elongation at Break (%): 250 - 420
Modulus of Elasticity (GPa): 0.48
Flexural Modulus (GPa): 0.50 - 0.70
Coefficient of Friction: 0.04 - 0.20
Electric
Volume Resistivity (Ω–cm): 1.0 × 1018
Dielectric Constant: 1 MHz 1.9 - 2.1
Dielectric Strength (V/mil): 2030
Thermal
Thermal Conductivity (W/m–K): 0.15 - 0.25
Maximum Service Temp, Air (°C): 260
Minimum Service Temp, Air (°C): -200
Melt Temp (°C): 300 - 315
Glass Temp (°C): 90
Decomposition Temp (°C): 475
Coefficient of Thermal Expansion, linear 20° (μm/m–°C): 120 - 140
Click HERE for Low Pressure, HPLC Tubing Ordering Information