Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM SF-20 JAPAN POLYPLASTIC
DURACON®
Electrical tools
High impact resistance、Good flexibility
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Plastic Datasheets
physical property
Test Condition
Test Method
Unit
POM/JAPAN POLYPLASTIC/SF-20
Density/specific gravity
ISO1183
g/cm³
1
Water absorption rate
23°C,24hr
ISO62
%
0
Mechanical performance
Test Condition
Test Method
Unit
POM/JAPAN POLYPLASTIC/SF-20
Nominal tensile fracture strain
ISO527-2
%
1
Tensile modulus
ISO527-2
Mpa
1
Tensile stress
ISO527-2
Mpa
3
Wear factor
0.49MPa,0.30m/sec4
JISK7218
10^-8mm³/N·m
<
Wear factor
0.49MPa,0.30m/sec5
JISK7218
10^-8mm³/N·m
5
Wear factor
0.060MPa,0.15m/sec6
JISK7218
10^-8mm³/N·m
3
Wear factor
0.060MPa,0.15m/sec7
JISK7218
10^-8mm³/N·m
6
Bending modulus
ISO178
Mpa
1
Bending stress
ISO178
Mpa
3
Thermal performance
Test Condition
Test Method
Unit
POM/JAPAN POLYPLASTIC/SF-20
Hot deformation temperature
1.8MPa,未退火
ISO75-2/A
°C
6
Linear coefficient of thermal expansion
MD：23到55°C
内部方法
cm/cm/°C
1
Linear coefficient of thermal expansion
TD：23to55°C
内部方法
cm/cm/°C
1
Electrical performance
Test Condition
Test Method
Unit
POM/JAPAN POLYPLASTIC/SF-20
Surface resistivity
IEC60093
ohms
5
Dielectric strength
3.00mm
IEC60243-1
KV/mm
1
Volume resistivity
IEC60093
ohms·cm
5
Impact performance
Test Condition
Test Method
Unit
POM/JAPAN POLYPLASTIC/SF-20
Charpy Notched Impact Strength
23°C
ISO179/1eA
kJ/m²
2