ultramid® endure d3g7 - spe automotivedr. manoranjan prusty product development manager basf se,...
TRANSCRIPT
Dr. Manoranjan Prusty Product Development Manager BASF SE, Germany
Ultramid® Endure Ultramid® Endure
A new family of polyamides (PAs) specifically been developed to tackle the elevated temperatures and aggressive chemicals found in automotive powertrain applications
2
Outline
Introduction Key Facts
Mechanical Properties at Temperature
Superior Heat Aging Resistance
Improved Flowability
Excellent Weld Line Strength
Standard Processing
Chemical resistance
Applications
Introduction
Ultramid® Endure: Glass Reinforced Polyamide
170
190
210
230
System costs
Long-term service temperature [°C]
Elevated temperature resistance
Good processability
Excellent weld line strength
Long term service temperature: 220°C
Peak temperature: 240°C
Weight reduction in the engine compartment
Ultramid®
Endure
PA 66/6
PA 66
High
Performance
Plastics
Innovative Stabilization Technology
Protecting Surface Layer
PA 66 Ultramid® Endure
220 °C / 1000 h 220 °C / 3000 h
2 mm 2 mm
500 µm 30 µm
Ultramid® Endure
Key Facts:
Heat Aging
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Tensile Strength at 23 °C
after Heat aging from 180°C to 230°C
aging at 220 °C
aging at 200 °C
aging at 180 °C
aging at 230 °C
Tensile Strength at 23 °C
after Heat Aging at 220°C
Ultramid Endure
PA 46 GF40 PPS GF40
PPA GF35
There is only a small loss of strength after aging up to 220There is only a small loss of strength after aging up to 220°°C C
Tensile Strain at 23 °C
after Heat aging from 180°C to 230°C
aging at 220 °C
aging at 230 °C
aging at 200 °C
aging at 180 °C
Elongation at Break at 23 °C
after Heat Aging at 220°C
Ultramid Endure
PA 46 GF40
PPS GF40
PPA GF35
Ultramid Endure is always above 1.5% elongation at break Ultramid Endure is always above 1.5% elongation at break
Ultramid® Endure
Key Facts:
Mechanical Properties at
Temperature
10
Tensile Strength:
220°C, 230°C and 240°C
The mechanical properties are comparable other temp
Shear Modulus (-100°C to 280°C)
HDT (°C)
Ultramid Endure 242
PA46 GF40 256
PPA GF35 264
PPS GF40 270
-100 -50 0 50 100 150 200 250 300
1E8
1E9
G' (
Pa)
temperature (°C)
Ultramid Endure PA4.6 GF40 PPA GF35 PPS GF40
Ultramid Endure is equivalent to HT products in Ultramid Endure is equivalent to HT products in
temperature range 150 to 240 temperature range 150 to 240 °°CC
Ultramid® Endure
Improved Processability
Key Facts
Processability
Flow length approx. 40% higher than
PA66 GF35
*BASF Ultramid® grades
PA 66 Ultramid® Endure
Excellent Weldline Strength
after 1000 h at 220 °C
Key Facts
Weldline Strength
Excellent weldline strength
after heat aging at 220°C
127
38
1
128.8
53.8
22.2
105
83.6
52.4
0
20
40
60
80
100
120
140
A3WG6 A3W2G6 Endure D3G7
0 h
500 h
1000 h
4-p
oin
t be
nd
ing
str
en
gth
[M
Pa
]
*BASF Ultramid® grades
Injection molding similar to
standard PA66 GF35
Melt temperature
280 – 300 °C
Mold temperature
80 – 90 °C
Moisture content
< 0.05 %
Key Facts:
Processing
Ultramid® Endure
Chemical resistance
19
Chemical resistance
Exhaust gas condensate following VDA 230-214
Ultramid ® Endure
Storage process:
10 min at 23 °C exhaust gas condensate
2 h at 50 °C air
18 h at 120 °C air (alternatively at 220 °C)
1 cycle = 20 h
exhaust gas condensate:
3.4 ml nitric acid (HNO3)
1.4 ml sulphuric acid (H2SO4)
500 ml demineralised water
1.65 g sodium chloride (NaCl)
fill up to 1000 ml with demineralised water
120 °C
220 °C
120 °C
220 °C
June 26, 2012 20
Chemical resistance
Blow-by condensate 2 (new) BMW GS 97018
Ultramid Endure D3G7 bk 20560
85 °C
120 °C
85 °C
120 °C
storage in vapour
dwell time = 24 h at 85 °C also at 120 °C
drying
2h at room temperature
24 h at 60°C
24 h at 80°C
24 h at 120°C
cooling up to 23 ± 2 °C
test
Applications
Metal Replacement – continuous heat
aging > 200°C
2
1 Resonator
Charge-air lines
Intercooler caps
Throttle valve
Intake manifold 5
4
3
Ultramid® Endure
Summary of key attributes
Ultramid Endure is a glass fiber reinforced injection molding grade
High stiffness at elevated temperatures
Excellent heat aging resistance comparible
Long-term service temperature 220°C
Peak temperature 240°C
Processability similar to PA66 but 40% higher flow length!
Excellent weld line strength even after heat aging
Economical offering for metal replacement in high temperature applications
Ultramid® Endure
with 50% GF
23
June 26, 2012 24
Ultramid Endure with high stiffness
Endure D3G10 vs. Endure D3G7
Shear Modulus (-100°C to 260°C)
Endure D3G10
Endure D3G7
June 26, 2012
Preliminary, not to be copied for customer 25
Ultramid Endure with high stiffness
Endure D3G10 vs. others
Tensile modulus at 220°C
Thank you very much for your attention!
The information and data given here are based on
our current knowledge and experience. This does
not relieve the purchaser of our products from
incoming inspection. The information and data do
not describe the suitability of the product for a
specific application. Composition - and durability
statements - as well as any other statements are
not to be considered as a warranty.
The values contained herein are based on
analysis/testing of laboratory test specimens and
represent data that fall within the normal range of
properties for natural materials, unless stated
otherwise. Colorants and additives may alter
properties.
This information is provided as a service for
comparative purposes only and in no way
constitutes any product specification or the like. For
component design the data contained herein are
applicable as guideline only.
Summary
Ultramid Endure
GF 35%
PPA GF35 PA46 GF40 PPS GF40
Heat aging resistance 220°C +++ 0 0 +
Weld strength after aging 220 °C ++ - +++ +
Tensile strength at 200°C 57 MPa 50 MPa 52 MPa 59 MPa
Tensile strain at 200°C 5.3% 6.5% 12.5% 3.2%
HDT 242 264 256 270
Chemical resistance + ++ ++ +++
Water uptake 1.6% 1.5% 2.2% ~ 0%
Processing ++ 0 0 -
Shrinkage parallel/normal 0.3% / 0.9% 0.2% / 0.8% 0.4% / 1.1% 0.2% / 0.4%
Density 1.43 g/cm³ 1.47 g/cm³ 1.51 g/cm³ 1.65 g/cm³
Only small drop in tensile strength
after Heat aging 3,000 h at 230 °C
Ultramid Endure (220 °C)
Ultramid Endure (200 °C)
Ultramid A3W2G6 (180 °C)
Ultramid Endure (180 °C)
PA666 30% GF (200 °C)
PA666 30% GF(220 °C)
Ultramid Endure (230 °C)
Tensile Strength at 23 °C
after Heat aging from 180°C to 230°C
Tensile Modulus at 23 °C
after Heat Aging from 180°C to 230°C
aging at 220 °C
aging at 200 °C
aging at 180 °C
aging at 230 °C
Tensile Modulus at 23 °C
after Heat Aging at 220°C
Ultramid Endure PA 46 GF40
PPS GF40
PPA GF35
Stiffness relatively unchanged after 3000 hrs!
Elongation at break:
220°C, 230°C and 240°C
Tensile modulus
220°C, 230°C and 240°C