Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT LW9030FR BK851 DUPONT KOREA
Crastin®
Electronic and electrical
Low warpage、Flame retardant、Filler: Glass fiber reinf、30% filler by weight、30% filler by weight
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Plastic Datasheets
physical property
Test Condition
Test Method
Unit
PBT/DUPONT KOREA/LW9030FR BK851
Density/specific gravity
ISO1183
g/cm³
1
Density/specific gravity
g/cm
1.44
I
Melt volume flow rate
250°C/5.0kg
ISO1133
cm3/10min
1
Shrinkage rate
TD
ISO294-4
%
0
Shrinkage rate
TD:80°C,48hr
ISO294-4
%
0
Shrinkage rate
MD
ISO294-4
%
0
Shrinkage rate
MD:80°C,48hr
ISO294-4
%
0
Shrinkage rate
-，Across Flow
%
0.65
I
Shrinkage rate
-，Flow
%
0.25
I
Water absorption rate
-，23C/59RH
%
0.24
I
Water absorption rate
-，Sat/23C
%
0.72
I
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 KOREA/LW9030FR BK851
Charpy non notched impact strength
-，-30 ℃, Type 1, Edgewise
KJ/m
66
I
Charpy notch impact strength
-，-30 ℃, Type 1, Edgewise, Notch A
KJ/m
9.3
I
TensileCreepModule
1hr
ISO899-1
Mpa
9
Fracture point tensile strain
23℃
%
2.5
I
Fracture point tensile stress
23℃
MPa
130
I
Tensile modulus
23℃
MPa
9500
I
Tensile modulus
ISO527-2
Mpa
9
Tensile creep modulus
1000hr
ISO899-1
Mpa
7
Tensile creep modulus
-，1h
MPa
9000
I
Tensile creep modulus
-，1000h
MPa
7300
I
Tensile strain
断裂
ISO527-2
%
2
Tensile stress
断裂
ISO527-2
Mpa
1
Bending modulus
ISO178
Mpa
8
bending strength
23℃
MPa
190
I
Bending stress
ISO178
Mpa
1
Thermal performance
Test Condition
Test Method
Unit
PBT/DUPONT KOREA/LW9030FR BK851
Glass transition temperature 2
ISO11357-2
°C
1
Hot deformation temperature
0.45MPa,未退火
ISO75-2/B
°C
2
Hot deformation temperature
1.8MPa,未退火
ISO75-2/A
°C
1
Hot deformation temperature
-，0.45 Mpa，未退火
℃
215
I
Hot deformation temperature
-，1.80 Mpa，未退火
℃
182
I
Melting temperature
℃
225
I
Melting temperature 2
ISO11357-3
°C
2
Vicat softening temperature
ISO306/B50
°C
1
Linear coefficient of thermal expansion
MD
ISO11359-2
cm/cm/°C
2
Linear coefficient of thermal expansion
TD
ISO11359-2
cm/cm/°C
1
Linear coefficient of thermal expansion
垂直流动方向，23 to 55°C (73 to 130°F)
cm/cm/°C
0.000025
I
Electrical performance
Test Condition
Test Method
Unit
PBT/DUPONT KOREA/LW9030FR BK851
Surface resistivity
IEC60093
ohms
1
Dielectric strength
IEC60243-1
KV/mm
3
Leakage Trace Index
IEC60112
V
4
Volume resistivity
IEC60093
ohms·cm
>
Impact performance
Test Condition
Test Method
Unit
PBT/DUPONT KOREA/LW9030FR BK851
Charpy Notched Impact Strength
-30°C
ISO179/1eA
kJ/m²
9
Charpy Notched Impact Strength
23°C
ISO179/1eA
kJ/m²
1
Impact strength of simply supported beam without notch
-30°C
ISO179/1eU
kJ/m²
6
Impact strength of simply supported beam without notch
23°C
ISO179/1eU
kJ/m²
6
Unscented Izod impact strength
-30°C
ISO180/1U
kJ/m²
5
Unscented Izod impact strength
23°C
ISO180/1U
kJ/m²
5
Impact strength of cantilever beam gap
-30°C
ISO180/1A
kJ/m²
8
Impact strength of cantilever beam gap
23°C
ISO180/1A
kJ/m²
8
flammability
Test Condition
Test Method
Unit
PBT/DUPONT KOREA/LW9030FR BK851
Extreme Oxygen Index
ISO4589-2
%
1
Burning rate 3
1.00mm
ISO3795
mm/min
4
Supplementary Information
Test Condition
Test Method
Unit
PBT/DUPONT KOREA/LW9030FR BK851
EmissionofOrganicCompounds
VDA277
µgC/g
9