Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT LW9320 DUPONT USA
Cristin®
Electronic and electrical、Industrial applications、Automotive Applications
Low warpage、Filler: Glass fiber reinf、20% by weight ratio)、20% filler by weight、Anti warping、Good surface performance
UL
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Plastic Datasheets
physical property
Test Condition
Test Method
Unit
PBT/DUPONT USA/LW9320
Density/specific gravity
ISO1183
g/cm³
1
Density/specific gravity
g/cm
1.35
I
Melt volume flow rate
250°C/5.0kg
ISO1133
cm3/10min
1
Shrinkage rate
TD
ISO294-4
%
0
Shrinkage rate
MD
ISO294-4
%
0
Shrinkage rate
-，Across Flow
%
0.65
I
Water absorption rate
平衡,23°C,2.00mm,50%RH
ISO62
%
0
Stickiness number
ISO307
cm³/g
1
Mechanical performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/LW9320
Charpy non notched impact strength
23 ℃, Type 1, Edgewise
KJ/m
55
I
Charpy notch impact strength
23 °C, Type 1, Edgewise, Notch A
KJ/m
8.5
I
Fracture point tensile strain
%
2.7
I
Tensile modulus
23℃
MPa
7400
I
Tensile modulus
ISO527-2
Mpa
7
Tensile strain
断裂
ISO527-2
%
2
Tensile stress
断裂
ISO527-2
Mpa
1
Bending modulus
23℃
MPa
6100
I
Bending modulus
ISO178
Mpa
7
Thermal performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/LW9320
Glass transition temperature 2
ISO11357-2
°C
1
Hot deformation temperature
1.8MPa,未退火
ISO75-2/A
°C
1
Hot deformation temperature
1.80 Mpa，未退火
℃
180
I
Melting temperature 2
ISO11357-3
°C
2
Linear coefficient of thermal expansion
MD
ISO11359-2
cm/cm/°C
3
Linear coefficient of thermal expansion
TD
ISO11359-2
cm/cm/°C
1
Electrical performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/LW9320
Leakage Trace Index
IEC60112
V
5
Impact performance
Test Condition
Test Method
Unit
PBT/DUPONT USA/LW9320
Charpy Notched Impact Strength
23°C
ISO179/1eA
kJ/m²
8
Charpy Notched Impact Strength
-30°C
ISO179/1eA
kJ/m²
8
Impact strength of simply supported beam without notch
-30°C
ISO179/1eU
kJ/m²
4
Impact strength of simply supported beam without notch
23°C
ISO179/1eU
kJ/m²
5
Impact strength of cantilever beam gap
-40°C
ISO180/1A
kJ/m²
7
Impact strength of cantilever beam gap
-30°C
ISO180/1A
kJ/m²
7
Impact strength of cantilever beam gap
23°C
ISO180/1A
kJ/m²
7
flammability
Test Condition
Test Method
Unit
PBT/DUPONT USA/LW9320
Burning rate 3
1.00mm
ISO3795
mm/min
3
Supplementary Information
Test Condition
Test Method
Unit
PBT/DUPONT USA/LW9320
EmissionofOrganicCompounds
VDA277
µgC/g
1