Makrolon® AX2675

About
MVR (300°C/1.2 kg) 12 cm³/10 min; medium viscosity; easy release; injection molding – melt temperature 280 – 320°C; available in black colors only; automotive exterior roof trim + pillar appliques; optimized and especially suitable for high-gloss surfaces with highest requirements “Piano-black”; tailored for the use in combination with Polysiloxan coatings&&

Product Description
SupplierCovestro
GenericPolycarbonate
Material StatusCommercial: Active
FeaturesGood surface appearance,Good stripping performance
AvailabilitysEurope,Asia Pacific,Latin America,Africa & Middle East ,North America
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.20g/cm³ISO 1183
Apparent density0.66g/cm³ISO 60
Melt Flow Rate
300℃,1.20kg13g/10minISO 1133
Melt Volume Rate
300℃,1.2 kg12.0cm³/10minISO 1133
Shrinkage rate 
TD0.60 to 0.80%ISO 2577
MD0.60 to 0.80%ISO 2577
TD:2.0 mm0.75%ISO 294-4
MD:2.0 mm0.70%ISO 294-4
Water absorption rate
Saturation, 23 ℃0.30%ISO 62
Equilibrium, 23 ℃, 50% RH0.12%ISO 62

filmNominal valueUnitTest method
Water vapor transmittance
23℃,85% RH,100 µm15g/m²/24 hrISO 15106-1

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength ISO 7391
-30 ℃, completely fractured16kJ/m²ISO 7391
23 ℃, localized fracture70kJ/m²ISO 7391
Charpy Unnotch Impact strength ISO 179/1eU
-60℃No Break ISO 179/1eU
-30℃No Break ISO 179/1eU
23℃No Break ISO 179/1eU
Impact strength of cantilever beam notch ISO 180/A
-30 ℃, completely fractured14kJ/m²ISO 180-A
23 ℃, localized fracture80kJ/m²ISO 180-A
Multi axial instrumented impact energy ISO 6603-2
-30℃60.0JISO 6603-2
23℃55.0JISO 6603-2
Multi axial instrumented peak impact force ISO 6603-2
-30℃6100NISO 6603-2
23℃5200NISO 6603-2

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed124ISO 75-2/A
0.45 MPa, unannealed136ISO 75-2/B
Glass transition temperature143ISO 11357-2
Vicat Softening Temp 
B50143ISO 306
B120144ISO 306/B120
Ball pressure test
135℃Pass IEC 60695-10-2
Linear coefficient of thermal expansion
TD:23~55℃6.5E-51/℃ISO 11359-2
MD:23~55℃6.5E-51/℃ISO 11359-2
Thermal conductivity coefficient
23℃0.20W/m/KISO 8302
Relative temperature index
Electrical performance, 1.50 mm125UL 746
Strength mechanical performance, 1.50 mm125UL 746
Impact mechanical performance, 1.50 mm115UL 746

Electrical performanceNominal valueUnitTest method
Surface resistivity1.0E+16ohmsIEC 60093
Volume resistivity
23℃1.0E+16ohms·cmIEC 60093
Dielectric strength
23 ℃,1 mm34kV/mmIEC 60243-1
Relative permittivity IEC 60250
23℃,100 Hz3.10 IEC 60250
23℃,1 MHz3.00 IEC 60250
Dissipation factor IEC 60250
23℃,100 Hz5.0E-4 IEC 60250
23℃,1 MHz9.0E-3 IEC 60250
Compared to the leakage tracing index IEC 60112
Solution A250VIEC 60112
Solution B125VIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
The Application of Small Burner Flames
Method K and F,2.00 mmK1, F1 DIN 53438-1, -3
Burning rate
USFMVSS,> 1.00 mmpassed ISO 3795
Flash Ignition Temperature480ASTM D1929
Autoignition temperature550ASTM D1929

Supplementary informationNominal valueUnitTest method
Electrolytic corrosion
23℃A1 IEC 60426
ISO ShortnameISO 7391-PC,MR,(,,)-18-9 

MECHANICALNominal valueUnitTest method
Tensile modulus
23℃2400MPaISO 527-1-2
tensile strength
Fracture, 23 ℃69.0MPaISO 527-2/50
Yield, 23 ℃65.0MPaISO 527-2/50
Tensile strain
Fracture, 23 ℃120%ISO 527-2/50
Yield, 23 ℃6.0%ISO 527-2/50
Nominal tensile fracture strain
23℃> 50%ISO 527-2/50
Bending modulus
23℃2400MPaISO 178
bending strength ISO 178
3.50% strain, 23 ℃74.0MPaISO 178
23℃98.0MPaISO 178
Bending strain7.1%ISO 178
Ball hardness115MPaISO 2039-1

Process Conditions
InjectionNominal valueUnitTest method
Melt Temperature280 – 320
Standard melt temperature300
Temperature of the feeding section of the material pipe250 – 270
Temperature of the middle section of the material pipe270 – 290
Temperature of the front section of the material pipe285 – 305
Nozzle temperature270 – 305
Mold temperature70 – 110
Maintaining pressure (actual maximum injection pressure)50 – 75%
Melt back pressure100 – 200bar
Screw speed0.05 – 0.2m/s
Injection volume30 – 70%
Drying temperature under dry air120
Drying time in dry air4h
Maximum moisture content≤0. 02%
Depth of exhaust groove0. 025 – 0. 075mm

Notes
1. Typical properties: these are not to be construed as specifications.
2. Pellets
3. 60x60x2mm, 500 bar
4. 0.079 in/min
5. 2 mm/min
6. Type 1, Edgewise, Notch A
7. 3mm
8. Notch A
9. 10°C/min
10. Across Flow
11. Method K and F
12. US-FMVSS
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Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials.