Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT 4830 ZHANGZHOU CHANGCHUN
LONGLITE®
Switch panel、Connector、Automotive sector
Glass fiber reinforced、high strength、Flame retardant
UL
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Plastic Datasheets
physical property
Test Condition
Test Method
Unit
PBT/ZHANGZHOU CHANGCHUN/4830
Fiberglass content
CCP
%
3
Moisture absorption rate
ASTM D570
%
0
Mechanical performance
Test Condition
Test Method
Unit
PBT/ZHANGZHOU CHANGCHUN/4830
impact strength
ASTM D256
kg.cm/cm
7
Rockwell hardness
ASTM D785
M-scale
9
flexural modulus
ASTM D790
kg/cm
≥
Flexural strength
ASTM D790
kg/cm
1
Tensile strength
ASTM D638
kg/cm
1
tensile elongation
ASTM D638
%
2
Thermal performance
Test Condition
Test Method
Unit
PBT/ZHANGZHOU CHANGCHUN/4830
Hot deformation temperature
18.6kg/cm
ASTM D648
°C
2
melting point
DSC
°C
2
Electrical performance
Test Condition
Test Method
Unit
PBT/ZHANGZHOU CHANGCHUN/4830
Surface resistance rate
ASTM D257
Ω
＞
Dielectric constant
ASTM D150
60Hz
3
Insulation breakdown strength
ASTM D149
KV/mm
＞
Volume resistance rate
ASTM D257
Ω.cm
＞
Induced positive connection
ASTM D150
60Hz
0