Palram PALSU - Manual (Page 5)

PALSUN® Technical Guide
5
Physical Properties
The following table displays physical properties of 3mm (0.12 inch) PALSUN and PALTUF sheets.
Property Method**
Conditions
(U.S. Customary)*
Units - SI
(U.S. Customary)*
Value
(U.S. Customary)*
Physical
Density D-792 g/cm3 (lb/ft3) 1.2 (75)
Water Absorption D-570 24 hr. @ 23°C % 0.15
Mechanical
Tensile strength at yield D-638 10 mm/min (0.4 in./min) MPa (psi) 62.5 (9,100)
Tensile strength at break D-638 10 mm/min (0.4 in./min) MPa (psi) 65 (9,500)
Elongation at yield D-638 10 mm/min (0.4 in./min) % 6
Elongation at break D-638 10 mm/min (0.4 in./min) % >80
Tensile Modulus of Elasticity D-638 1 mm/min (0.4 in./min) MPa (psi) 2,300 (290,000)
Flexural Modulus D-790 1.3 mm/min (0.052 in./min) MPa (psi) 2,350 (343,000)
Flexural Strength at Yield D-790 1.3 mm/min (0.052 in./min) MPa (psi) 93 (13,600)
Notched Impact Strength Izod D-256 23°C (73°F) J/m (ft·lbf/in.) 800 (15)
Notched Impact Strength Charpy D-256 23°C (73°F) J/m (ft·lbf/in.) 800 (15)
Impact Falling Weight ISO-6603/1b J (ft·lbf ) 158 (117)
Rockwell Hardness D-785 R scale / M scale 125 / 75
Thermal
Long Term Service Temperature °C (°F) -50 to +100 (-175 to +212)
Short Term Service Temperature °C (°F) -50 to +120 (-175 to +250)
Heat Deflection Temperature D-648 Load: 1.82 MPa (264 psi) °C (°F) 135 (275)
Vicat Softening Temperature D-1525 Load: 1 kg (2.2 lb) °C (°F) 150 (300)
Coefficient of Linear Thermal Expansion D-696 mm/m °C (Mil/in. °F) 0.065 (0.036)
Thermal Conductivity C-177 W/m K (Btu·in/hr·ft2·°F) 0.21 (1.46)
Specific Heat Capacity C-351 kJ/kg·°K (Btu/lb·°F) 1.26 (0.31)
Optical
Haze D-1003 Clear Sheet % <0.5
Light Transmission D-1003 Clear Sheet % 89
Refractive Index D-542 Clear Sheet 1.586
Yellowness Index D-1925 Clear Sheet <1
Electrical
Dielectric Constant
D-150 50 Hz 3.0
D-150 1 MHz 2.9
Dissipation Factor
D-150 1 KHz 0.001
D-150 1 MHz 0.01
Dielectric Strength Short Time D-149 500 V/s kV/mm (V/mil) >30 (>770)
Surface Resistivity D-257 Keithley Ohm 1016
Volume Resistance D-257 Keithley Ohm-cm 1017
* Conditions, units and values in U.S. Customary units are presented in the table within parentheses.
** ASTM except where noted otherwise.