Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM GH-20 JAPAN POLYPLASTIC
DURACON®
Gear、Industrial machinery、machine、Mechanical components、Automotive sector、bearing
High rigidity、High hardness、Low contractility、Low warpage、Anti creep、VOC、20% filler by weight、20% filler by weight、Filler: Glass fiber reinf
UL
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Plastic Datasheets
physical property
Test Condition
Test Method
Unit
POM/JAPAN POLYPLASTIC/GH-20
Density/specific gravity
ISO1183
g/cm³
1
Melt volume flow rate
190°C/2.16kg
ISO1133
cm3/10min
2
Melt mass flow rate
190°C/2.16kg
ISO1133
g/10min
3
Shrinkage rate
TD:2.00mm
ISO294-4
%
1
Shrinkage rate
MD:2.00mm
ISO294-4
%
0
Water absorption rate
23°C,24hr
ISO62
%
0
Mechanical performance
Test Condition
Test Method
Unit
POM/JAPAN POLYPLASTIC/GH-20
Tensile modulus
ISO527-2
Mpa
7
Tensile strain
断裂
ISO527-2
%
2
Tensile stress
ISO527-2
Mpa
1
Wear factor
0.49MPa,0.30m/sec4
JISK7218
10^-8mm³/N·m
2
Wear factor
0.060MPa,0.15m/sec5
JISK7218
10^-8mm³/N·m
3
Wear factor
0.49MPa,0.30m/sec6
JISK7218
10^-8mm³/N·m
7
Wear factor
0.060MPa,0.15m/sec7
JISK7218
10^-8mm³/N·m
1
Bending modulus
ISO178
Mpa
6
Bending stress
ISO178
Mpa
1
Thermal performance
Test Condition
Test Method
Unit
POM/JAPAN POLYPLASTIC/GH-20
Hot deformation temperature
1.8MPa,未退火
ISO75-2/A
°C
1
Linear coefficient of thermal expansion
MD：23到55°C
内部方法
cm/cm/°C
3
Linear coefficient of thermal expansion
TD：23to55°C
内部方法
cm/cm/°C
1
Impact performance
Test Condition
Test Method
Unit
POM/JAPAN POLYPLASTIC/GH-20
Charpy Notched Impact Strength
23°C
ISO179/1eA
kJ/m²
5