Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM 500LM DUPONT USA
Delrin®
Gear、Automotive Applications
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Plastic Datasheets
physical property
Test Condition
Test Method
Unit
POM/DUPONT USA/500LM
Density/specific gravity
ISO1183
g/cm³
1
Shrinkage rate
TD
ISO294-4
%
1
Shrinkage rate
MD
ISO294-4
%
2
Water absorption rate
饱和,23°C,2.00mm
ISO62
%
1
Water absorption rate
平衡,23°C,2.00mm,50%RH
ISO62
%
0
Mechanical performance
Test Condition
Test Method
Unit
POM/DUPONT USA/500LM
Tensile modulus
ISO527-2
Mpa
2
Tensile strain
断裂
ISO527-2
%
1
Tensile stress
断裂
ISO527-2
Mpa
5
Bending modulus
ISO178
Mpa
2
Thermal performance
Test Condition
Test Method
Unit
POM/DUPONT USA/500LM
Hot deformation temperature
0.45MPa,未退火
ISO75-2/B
°C
1
Hot deformation temperature
1.8MPa,未退火
ISO75-2/A
°C
9
Melting temperature 2
ISO11357-3
°C
1
Linear coefficient of thermal expansion
MD
ISO11359-2
cm/cm/°C
1
Linear coefficient of thermal expansion
TD
ISO11359-2
cm/cm/°C
1
Electrical performance
Test Condition
Test Method
Unit
POM/DUPONT USA/500LM
Surface resistivity
IEC60093
ohms
>
Leakage Trace Index
IEC60112
V
6
Impact performance
Test Condition
Test Method
Unit
POM/DUPONT USA/500LM
Charpy Notched Impact Strength
-30°C
ISO179/1eA
kJ/m²
3
Charpy Notched Impact Strength
23°C
ISO179/1eA
kJ/m²
3
Impact strength of simply supported beam without notch
-30°C
ISO179/1eU
kJ/m²
3
Impact strength of simply supported beam without notch
23°C
ISO179/1eU
kJ/m²
4
Impact strength of cantilever beam gap
23°C
ISO180/1A
kJ/m²
3
flammability
Test Condition
Test Method
Unit
POM/DUPONT USA/500LM
Burning rate 3
1.00mm
ISO3795
mm/min
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