Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PFA 420HP DUPONT USA
TEFLON®
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Plastic Datasheets
physical property
Test Condition
Test Method
Unit
PFA/DUPONT USA/420HP
Melt volume flow rate
250°C/2.16kg
ISO1133
cm3/10min
1
Melt mass flow rate
250°C/2.16kg
ASTMD1238
g/10min
1
Shrinkage rate
TD：--3
内部方法
%
0
Shrinkage rate
TD：--4
内部方法
%
0
Shrinkage rate
TD：3.20mm
内部方法
%
0
Shrinkage rate
MD：--2
内部方法
%
0
Shrinkage rate
MD：--3
内部方法
%
0
Shrinkage rate
MD：--4
内部方法
%
0
Shrinkage rate
MD：3.20mm
内部方法
%
0
Shrinkage rate
TD：--5
内部方法
%
0
Specific volume
ASTMD792
cm³/g
0
Water absorption rate
24hr
ASTMD570
%
0
Water absorption rate
饱和,23°C
ISO62
%
0
Water absorption rate
平衡,23°C,50%RH
ISO62
%
0
Mechanical performance
Test Condition
Test Method
Unit
PFA/DUPONT USA/420HP
Flexural Strength8
Break,50.0mmSpan
ASTMD790
Mpa
1
Tensile modulus
ISO527-2/1
Mpa
9
Tensile modulus 6
ASTMD638
Mpa
9
Tensile strength 7
Yield
ASTMD638
Mpa
1
Tensile strength 7
Break
ASTMD638
Mpa
1
Tensile strain
屈服
ISO527-2/5
%
2
Tensile strain
断裂
ISO527-2/5
%
2
Tensile strain 7
Break
ASTMD638
%
3
Tensile strain 7
Yield
ASTMD638
%
3
Tensile stress
断裂
ISO527-2/5
Mpa
1
Tensile stress
屈服
ISO527-2/5
Mpa
1
Bending modulus 8
50.0mmSpan
ASTMD790
Mpa
7
Bending modulus 9
ISO178
Mpa
8
Bending strength 9,10
ISO178
Mpa
1
Thermal performance
Test Condition
Test Method
Unit
PFA/DUPONT USA/420HP
Hot deformation temperature
0.45MPa,未退火,3.20mm
ASTMD648
°C
2
Hot deformation temperature
0.45MPa,未退火,6.40mm
ASTMD648
°C
2
Hot deformation temperature
1.8MPa,未退火,3.20mm
ASTMD648
°C
2
Hot deformation temperature 13
1.8MPa,Unannealed,64.0mmSpan
ISO75-2/Af
°C
2
Hot deformation temperature 13
0.45MPa,Unannealed,64.0mmSpan
ISO75-2/Bf
°C
2
Vicat softening temperature
ASTMD152514
°C
2
Vicat softening temperature
--
ISO306/A50
°C
2
Vicat softening temperature
--
ISO306/B50
°C
2
Vicat softening temperature
--
ISO306/B120
°C
2
Linear coefficient of thermal expansion
MD：-40到40°C
ASTME831
cm/cm/°C
2
Linear coefficient of thermal expansion
MD：-40到40°C
ISO11359-2
cm/cm/°C
2
Linear coefficient of thermal expansion
TD：-40到40°C
ASTME831
cm/cm/°C
1
Linear coefficient of thermal expansion
TD：-40到40°C
ISO11359-2
cm/cm/°C
1
Electrical performance
Test Condition
Test Method
Unit
PFA/DUPONT USA/420HP
Dielectric strength
1.60mm,在油中
ASTMD149
KV/mm
2
Dielectric strength
3.20mm,inAir
ASTMD149
KV/mm
1
Volume resistivity
ASTMD257
ohms·cm
>
Impact performance
Test Condition
Test Method
Unit
PFA/DUPONT USA/420HP
Impact strength of simply supported beam gap 11
-30°C
ISO179/1eA
kJ/m²
5
Impact strength of simply supported beam gap 11
23°C
ISO179/1eA
kJ/m²
5
Simply supported beam without notch impact strength 11
-30°C
ISO179/1eU
kJ/m²
4
Simply supported beam without notch impact strength 11
23°C
ISO179/1eU
kJ/m²
4
Unscented Izod Impact Strength 12
-30°C
ISO180/1U
kJ/m²
4
Unscented Izod Impact Strength 12
23°C
ISO180/1U
kJ/m²
4
Suspended wall beam gap impact strength 12
-30°C
ISO180/1A
kJ/m²
7
Suspended wall beam gap impact strength 12
23°C
ISO180/1A
kJ/m²
8
Dart impact equipped with measuring instruments
23°C,TotalEnergy
ASTMD3763
J
8
Supplementary Information
Test Condition
Test Method
Unit
PFA/DUPONT USA/420HP
Filling material
ASTMD229
%
3