Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT ST820 BK503 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 BK503
Molding shrinkage rate
ASTM D955
%
1
physical property
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 BK503
Shrinkage rate
MD
ISO294-4
%
1
Shrinkage rate
TD
ISO294-4
%
1
Mechanical performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 BK503
Nominal tensile fracture strain
ISO527-2
%
>
Across Flow
23℃, 0.00 mm, Compression Molded, Type I
%
150
A
elongation at break
ASTM D638/ISO 527
%
1
Non notched impact strength
-，-40 ℃, 0.00 mm
J/m
No Break
A
Non notched impact strength
-，23 ℃, 0.00 mm
J/m
No Break
A
Tensile modulus
ISO527-2
Mpa
1
Tensile modulus
ASTM D638/ISO 527
kg/cm²(MPa)[Lb/in²]
1
Tensile strain
屈服
ISO527-2
%
7
Tensile stress
屈服
ISO527-2
Mpa
3
Gap impact strength
23℃, 0.00 mm, 0.0 mm, Injection Molded, Method A, Across Flow
J/m
No Break
A
Bending modulus
23 ℃, 0.00 mm, Injection Molded, Procedure A, Method I (3 point load), 0.00 mm, Type I, Secant
MPa
1680
A
Bending modulus
ISO178
Mpa
1
bending strength
23 ℃, 0.00 mm, Injection Molded, Method I (3 point load), Procedure A, 0.00 mm, Type I
MPa
53
A
Bending stress
ISO178
Mpa
5
Thermal performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 BK503
Hot deformation temperature
1.8MPa,未退火
ISO75-2/A
°C
5
Hot deformation temperature
0.45MPa,退火
ISO75-2/B
°C
1
Hot deformation temperature
0.45MPa,未退火
ISO75-2/B
°C
1
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
1
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
1
melting point
℃
225
D
Melting temperature 2
ISO11357-3
°C
2
flammability
Test Condition
Test Method
Unit
PBT/DUPONT USA/ST820 BK503
Fogging-G-value
condensate
ISO6452
g
1
Burning rate 3
1.00mm
ISO3795
mm/min
3