Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT ST820 NC010 DUPONT USA
Cristin®
Electronic and electrical
High impact resistance
UL
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Plastic Datasheets
Physical properties
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 NC010
Molding shrinkage rate
ASTM D955
%
1
Water absorption rate 23 ℃/24h
ASTM D570/ISO 62
%
0
physical property
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 NC010
Shrinkage rate
TD
ISO294-4
%
1
Shrinkage rate
MD2
ISO294-4
%
2
Shrinkage rate
MD
ISO294-4
%
1
Water absorption rate
饱和,23°C,2.00mm
ISO62
%
0
Water absorption rate
平衡,23°C,2.00mm,50%RH
ISO62
%
0
Mechanical performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 NC010
Nominal tensile fracture strain
ISO527-2
%
>
Low temperature notch impact strength
J/m
117
A
Across Flow
23℃
%
150
A
elongation at break
ASTM D638/ISO 527
%
1
Non notched impact strength
-，-40℃
J/m
No Break
A
Non notched impact strength
-，23℃
J/m
No Break
A
compressive strength
23℃
MPa
43
A
Tensile modulus
ISO527-2
Mpa
1
Tensile modulus
23℃
MPa
1600
A
Tensile modulus
ASTM D638/ISO 527
kg/cm²(MPa)[Lb/in²]
1
tensile strength
23℃
MPa
37
A
Tensile strain
屈服
ISO527-2
%
7
Tensile stress
屈服
ISO527-2
Mpa
3
Gap impact strength
-，-40℃
J/m
117
A
Gap impact strength
-，23℃
J/m
No Break
A
Bending modulus
23℃
MPa
1680
A
Bending modulus
ISO178
Mpa
1
Bending modulus
ASTM D790/ISO 178
kg/cm²(MPa)[Lb/in²]
1
bending strength
ASTM D790/ISO 178
kg/cm²(MPa)[Lb/in²]
5
bending strength
23℃
MPa
53
A
Bending stress
ISO178
Mpa
5
Thermal performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 NC010
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
1
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
1
Hot deformation temperature
0.45MPa,未退火
ISO75-2/B
°C
1
Hot deformation temperature
0.45MPa,退火
ISO75-2/B
°C
1
Hot deformation temperature
1.8MPa,未退火
ISO75-2/A
°C
5
Hot deformation temperature
-，264 psi，未退火
℃
47
A
melting point
℃
225
D
Melting temperature 5
ISO11357-3
°C
2
vicat softening point
ASTM D1525/ISO R306
℃（℉）
2
Vicat softening temperature
ISO306/B50
°C
1
Linear coefficient of thermal expansion
MD
ISO11359-2
cm/cm/°C
1
Linear coefficient of thermal expansion
TD
ISO11359-2
cm/cm/°C
1
Linear coefficient of thermal expansion
-，平行流动方向
cm/cm/℃
0.00019
A
Linear coefficient of thermal expansion
-，垂直流动方向
cm/cm/℃
0.00019
A
Electrical performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 NC010
Surface resistivity
IEC60093
ohms
1
Surface resistivity
ASTM D257/IEC 60093
Ω
1
Dielectric strength
IEC60243-1
KV/mm
2
Leakage Trace Index
IEC60112
V
6
Volume resistivity
ASTM D257/IEC 60093
Ω.cm
>
Volume resistivity
IEC60093
ohms·cm
>
Impact performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 NC010
Unscented Izod impact strength
-40°C
ISO180/1U
kJ/m²
2
flammability
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 NC010
Fogging-G-value
condensate
ISO6452
g
1
Extreme Oxygen Index
ISO4589-2
%
1
Burning rate 4
1.00mm
ISO3795
mm/min
3
Other performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 NC010
Extreme Oxygen Index
%
22
A