Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM MT754 ASAHI JAPAN
TENAC™-C
Keyboard components
Low warpage、High rigidity、Mineral reinforcement
UL
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Plastic Datasheets
Physical properties
Test Condition
Test Method
Unit
POM/ASAHI JAPAN/MT754
Molding shrinkage rate
ASTM D955
%
1
physical property
Test Condition
Test Method
Unit
POM/ASAHI JAPAN/MT754
Shrinkage rate
-，平行方向
旭化成法
%
1
Shrinkage rate
-，垂直方向
旭化成法
%
1
Water absorption rate
ASTM D570
%
0
Mechanical performance
Test Condition
Test Method
Unit
POM/ASAHI JAPAN/MT754
IZOD notch impact strength
ASTM D256
J/m
3
Tensile modulus
ASTM D638/ISO 527
kg/cm²(MPa)[Lb/in²]
4
tensile strength
ASTM D638
Mpa
6
Rockwell hardness
ASTM D785
M
9
Bending modulus
ASTM D790
Mpa
5
bending strength
ASTM D790
Mpa
1
Elongation rate
ASTM D638
%
7
Thermal performance
Test Condition
Test Method
Unit
POM/ASAHI JAPAN/MT754
Hot deformation temperature
-，1.82MPa
ASTM D648
°C
1
Hot deformation temperature
-，0.45MPa
ASTM D648
°C
1
Melt index
ASTM D1238
g/10min
2