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540
Technical annexes
Properties of the plasticmaterials
Mechanical, electrical, physical
and fire-resistanceproperties
Plastic materials generally used to manufacture our products:
b
b
ABS.
b
b
Polycarbonate.
b
b
PVC (polyvinyl chloride).
b
b
Bayblend
®
= PC + ABS.
b
b
Polyester reinforced with fibreglass.
b
b
Altuglas.
b
b
Polypropylene.
b
b
Polystyrene.
b
b
Polyamide 6 and 12.
b
b
SBS.
Specifications
Standards Units ABS Polycarbonate PVC
Bayblend
®
Polyester SBS
Mechanical properties
Tensile strength
ISO 257
MPa
44
> 65
45
35
85
5
Tensile strain
ISO 527
%
12
> 110
120 to 150 40
0
600
Impact resistance
ISO 179
kJ/m
2
125
No breakage
25
No breakage 60
No breakage
Notching resistance
ISO 179
kJ/m
2
19
25
20
25
50
-
Electrical properties
Stress point
IEC 60112 -
-
250-300
> 600
> 550
> 600
-
Surface strength
IEC 60093 ohm 1015
> 1015
> 1013
> 1014
≥1012
> 1013
Dielectric strength
IEC 60243 kV/mm 16.5
> 30
30
24
18-20
20
Specific resistivity
IEC 60093 ohm
cm 1015
> 1016
≥ 1015
1016
≥ 1012
> 1016
Physical properties
Softening temperature (Vicat B) ISO 306
°C
95
145-150
79-80
115
(1)
80
Temperature resistance
-
°C
-40...+90 -50...+125
-20...+65
-35...+90
-50...+150 -40...+120
Water absorption
ISO 62
%
0.2 - 0.45 0.15
< 0.1
0.2
0.2
-
Specific weight
ISO 1183
kg/dm
3
1.04
1.21
1.4
1.12
1.85
0.3 in 24 h
Fire resistance
Oxygen index
ISO 4589
%
19
26
45-50
22
24.4
18
Glow wire resistance, 2 mm
IEC 60695-2 °C
650
960
960
750
960
750° (1.5 mm)
Glow wire resistance, 3 mm
IEC 60695-2 °C
650
960
960
750
960
NA
(1) No softening of the polyester.
Specifications
Standards Units
Altuglas Polypropylene Polystyrene Polyamide 6 Polyamide 12
Mechanical properties
Tensile strength
ISO 257
MPa
30
35
24
40
30
Tensile strain
ISO 527
%
5
400
36
200
300
Impact resistance
ISO 179
kJ/m
2
20
20
63
No breakage No breakage
Notching resistance
ISO 179
kJ/m
2
3
5
50
31.2
15
Electrical properties
Stress point
IEC 60112
-
-
-
KB175
KB175
KB180
Surface strength
IEC 60093
ohm
≥ 1014
-
> 1013
1012
5 x 1010
Dielectric strength
IEC 60243
kV/mm 13-15
20
≤ 40
23
55
Specific resistivity
IEC 60093
ohm
cm > 1015
> 1016
> 1015
1011
3 x 1011
Physical properties
Softening temperature (Vicat B) ISO 306
°C
120-122
75 (vicat A)
79
230
140
Temperature resistance
-
°C
-20...+80
-10...+80
-15...+60
-20...+100
-50...+125
Water absorption
ISO 62
%
< 0.5
0.1 in 24 h
0.1 in 24 h
1.6
1.5
Specific weight
ISO 1183
kg/dm
3
1.18
0.91
1.06
1.14
1.03
Fire resistance
Oxygen index
ISO 4589
%
18.5
18
18
24
22
Glow wire resistance, 2 mm
IEC 60695-2 °C
-
650
650
750
650
Glow wire resistance, 3 mm
IEC 60695-2 °C
960
650
650
850
650