REGISTER OVERVIEW PLASTICS

13/30 PLASTICS
PHYSICAL PROPERTIES
SEMI-FINISHED PRODUCTS
TECHNICAL PLASTICS
PA guide values
Properties Testing Un- PA 6 + oil PA 6 PA 6 PA 6 + oil
methods its ERTALON ® ERTALON ® ERTALON ® NYLATRON ®
ISO/(IEC) LFX 6 XAU+ 6 PLA LFG
Colour – – Green black
Natural
(ivory)/black
Natural (ivory)
or blue
(RAL 5002)
Density 1183 g/cm3 Water absorption
1.135 1.15 1.15 1.135
– after 24/96 h storage in water at 23 °C 62 mg 44/83 47/89 44/83 44/83
62 % 0.66/1.24 0.69/1.31 0.65/1.22 0.66/1.24
– when saturated in normal atmospheric
conditions 23 °C/50 % RH
– % 2 2.2 2.2 2
– when saturated in water at 23 °C
Thermal properties (2)
– % 6.3 6.5 6.5 6.3
Melting point – % 220 220 220 220
Thermal conductivity at 23 °C
Linear coefficient of thermal expansion:
– W/(K · m) 0.28 0.29 0.29 0.28
– average value between 23 and 60 °C – m(m · K) 80 · 10 –6 80 · 10 –6 80 · 10 –6 80 · 10 –6
– average value between 23 and 100 °C – m(m · K) 90 · 10 –6 90 · 10 –6 90 · 10 –6 90 · 10 –6
Thermal stability temperature:
– method A: 1.8 MPa
Upper service temperature limit in air:
+ 75 °C 75 80 80 75
– temporary (3) – °C 165 180 170 165
– continuous: for 5000/20.000 h (4) – °C 105/90 120/105 105/90 105/90
Lower service temperature (5)
Burning behaviour (6)
-20 -30 -30 -20
– "oxygen index" 4589 % – 25 25 –
– according to UL 94 (thickness of 3/6 mm)
Mechanical properties at 23 °C
Tensile test (8):
– – HB, HB HB/HB HB, HB HB, HB
– yield stress (9) + 527 MPa 70 83 85 70
++ 527 MPa 45 55 55 45
– elongation at break (9) + 527 % 25 25 25 25
++ 527 % > 50 > 50 > 50 > 50
– tensile modulus of elasticity (10) + 527 MPa 3.000 3.400 3.500 3.000
Compression test (11):
++ 527 MPa 1.450 1.650 1.700 1.450
– compressive stress at 1/2/5 %
nominal deformation by compression (10)
Tensile creep test (8):
+ 604 MPa 22/43/79 26/51/92 26/51/92 22/43/79
– stress that leads to an elongation
of 1 % after 1000 h
+ 899 MPa 18 22 22 18
– (�1/1000) ++ 899 MPa 8 10 10 8
Charpy impact strength (12) + 179/1eU kJ/m2 ≥ 50 No breakage No breakage ≥ 50
Charpy notch toughness + 179/1eA kJ/m2 4 3.5 3.5 4
Izod-test toughness + 180/2A kJ/m2 4 3.5 3.5 4
++ 180/2A kJ/m2 7 7 7 7
Ball indentation hardness (13) + 2039/-1 N/mm2 145 165 165 145
Rockwell hardness (13)
Electrical properties at 23 °C
+ 2039/-2 – M 82 M 87 M 88 M 82
Dielectric strength (14) + (60243) kV/mm 22 29 25 22
++ (60243) kV/mm 14 19 17 14
Volume resistivity + (60093) Ω · cm > 1014 > 1014 > 1014 > 1014 ++ (60093) Ω · cm > 1012 > 1012 > 1012 > 1012 Surface resistivity + (60093) Ω > 1013 > 1013 > 1013 > 1013 ++ (60093) Ω > 1012 > 1012 > 1012 > 1012 Dielectric constant εr: – at 100 Hz + (60250) – 3.5 3.6 3.6 3.5
++ (60250) – 6.5 6.6 6.6 6.5
– at 1 MHz + (60250) – 3.1 3.2 3.2 3.1
++ (60250) – 3.6 3.7 3.7 3.6
Dielectric power factor tan �: – at 100 Hz + (60250) – 0.015 0.015 0.012 0.015
++ (60250) – 0.15 0.15 0.14 0.15
– at 1 MHz + (60250) – 0.016 0.017 0.016 0.016
++ (60250) – 0.05 0.05 0.05 0.05
Comparative tracking index (CTI) + (60112) – 600 600 600 600
++ (60112) – 600 600 600 600
+ values for dry material; ++ values for material stored up to saturation in normal atmospheric conditions 23 °C/50 % RF (largely taken from the relevant literature)
Note: 1 g/cm 3 = 1000 kg/m 3 ; 1 MPa = 1 N/mm 2 ; 1 kV/mm = 1 MV/m
For ERATLON LFX, ERATLON 6 XAU+, ERATLON 6 PLA and NYLATRON LFG there is no "yellow UL card".
plastics@reiff-group.com / www.reiff-tp.com