Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM HI-520 LG CHEM KOREA
LUCEL®
Gear、Car buckle、Automotive sector
High temperature resistan、Impact resistance
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Plastic Datasheets
physical property
Test Condition
Test Method
Unit
POM/LG CHEM KOREA/HI-520
Density/specific gravity
ASTMD792
g/cm³
1
Shrinkage rate
MD
ASTMD955
%
2
Water absorption rate
24hr
ASTMD570
%
0
Mechanical performance
Test Condition
Test Method
Unit
POM/LG CHEM KOREA/HI-520
Tensile strength
屈服
ASTMD638
Mpa
3
elongation
断裂
ASTMD638
%
1
Bending modulus
ASTMD790
Mpa
1
bending strength
屈服
ASTMD790
Mpa
4
Thermal performance
Test Condition
Test Method
Unit
POM/LG CHEM KOREA/HI-520
Hot deformation temperature
0.45MPa,未退火
ASTMD648
°C
1
Hot deformation temperature
1.8MPa,未退火
ASTMD648
°C
7
Linear coefficient of thermal expansion
MD
ASTMD696
cm/cm/°C
1
Impact performance
Test Condition
Test Method
Unit
POM/LG CHEM KOREA/HI-520
Impact strength of cantilever beam gap
-40°C
ASTMD256
J/m
9
Impact strength of cantilever beam gap
23°C
ASTMD256
J/m
2