Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT 5115 TAIWAN CHANGCHUN
LONGLITE®
switch、Connector、Automotive sector
Flame retardant、Glass fiber reinforced
UL
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Plastic Datasheets
Physical properties
Test Condition
Test Method
Unit
PBT/TAIWAN CHANGCHUN/5115
Molding shrinkage rate
ASTM D955
%
0
Water absorption rate 23 ℃/24h
ASTM D570/ISO 62
%
0
physical property
Test Condition
Test Method
Unit
PBT/TAIWAN CHANGCHUN/5115
Glass fiber content
Ash
%
1
Shrinkage rate
流动方向，-
ASTM D955
%
0
Shrinkage rate
垂直方向，-
ASTM D955
%
0
Water absorption rate
24hr immersion
ASTM D570
%
0
Mechanical performance
Test Condition
Test Method
Unit
PBT/TAIWAN CHANGCHUN/5115
elongation at break
ASTM D638/ISO 527
%
2
tensile strength
ASTM D638/ISO 527
kg/cm²(MPa)[Lb/in²]
8
Flexural elasticity
ASTM D790
kg/cm
≥
Flexural strength
ASTM D790
kg/cm
1
Bending modulus
ASTM D790/ISO 178
kg/cm²(MPa)[Lb/in²]
≥
bending strength
ASTM D790/ISO 178
kg/cm²(MPa)[Lb/in²]
1
Tensile strength
ASTM D638
kg/cm
8
tensile elongation
ASTM D638
%
2
hardness
ASTM D785
M-scale
8
IZOD notch impact strength
ASTM D256/ISO 179
kg·cm/cm(J/M)ft·lb/in
4
IZOD impact strength
切口1/4″
ASTM D256
kg-cm/cm
4
Thermal performance
Test Condition
Test Method
Unit
PBT/TAIWAN CHANGCHUN/5115
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
1
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
2
Hot deformation temperature
18.6kg/cm
ASTM D648
°C
1
Rongdian
DSC
°C
2
Linear expansion coefficient
ASTM D696/ISO 11359
mm/mm.℃
5
Electrical performance
Test Condition
Test Method
Unit
PBT/TAIWAN CHANGCHUN/5115
Surface resistance rate
ASTM D257
Ω
＞
Insulation breakdown strength
2mm
ASTM D149
KV/mm
＞
Arc resistance
ASTM D495
sec
1
Volume resistance rate
ASTM D257
Ω-cm
＞
permittivity
ASTM D150
60Hz
3
Induced positive connection
ASTM D150
60Hz
0