Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PA12 L1940 EVONIK GERMANY
VESTAMID®
Cable sheath、Pipe fittings、Optic fibre cable
low density、High elasticity、Photostability、Low temperature impact re、Oil resistant、Low friction coefficient、Thermal stability、Resistance to stress crac、wear resistant
UL
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Plastic Datasheets
Physical properties
Test Condition
Test Method
Unit
PA12/EVONIK GERMANY/L1940
density
ASTM D792/ISO 1183
kg·cm/cm(J/M)ft·lb/in
1
Water absorption rate 23 ℃/24h
ASTM D570/ISO 62
%
1
physical property
Test Condition
Test Method
Unit
PA12/EVONIK GERMANY/L1940
Shrinkage rate
TD
ISO294-4
%
1
Shrinkage rate
MD
ISO294-4
%
0
Water absorption rate
饱和,23°C
ISO62
%
1
Water absorption rate
平衡,23°C,50%RH
ISO62
%
0
Mechanical performance
Test Condition
Test Method
Unit
PA12/EVONIK GERMANY/L1940
elongation at break
ASTM D412/ISO 527
%
>
Tensile modulus
ASTM D412/ISO 527
kg/cm²(MPa)[Lb/in²]
1
Tensile modulus
ISO527-2
Mpa
1
Tensile strain
屈服
ISO527-2
%
5
Tensile strain
断裂
ISO527-2
%
>
Tensile stress
屈服
ISO527-2
Mpa
4
elongation
ASTM D412/ISO 527
%
5
Thermal performance
Test Condition
Test Method
Unit
PA12/EVONIK GERMANY/L1940
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
5
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
1
Hot deformation temperature
1.8MPa,未退火
ISO75-2/A
°C
5
Hot deformation temperature
0.45MPa,未退火
ISO75-2/B
°C
1
Melting temperature 2
ISO11357-3
°C
1
Vicat softening temperature
--
ISO306/A
°C
1
Vicat softening temperature
--
ISO306/B
°C
1
Linear coefficient of thermal expansion
MD：23到55°C
ISO11359-2
cm/cm/°C
1
Electrical performance
Test Condition
Test Method
Unit
PA12/EVONIK GERMANY/L1940
Dielectric strength
IEC60243-1
KV/mm
2
Leakage Trace Index
--
IEC60112
V
6
Leakage Trace Index
SolutionA3
IEC60112
V
>
Volume resistivity
ASTM D257/IEC 60093
Ω.cm
1
Volume resistivity
IEC60093
ohms·cm
1