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Covestro Makrolon® 6457 Polycarbonate, Flame Retardant Grade

Category Polymer , Thermoplastic , Polycarbonate (PC) , Polycarbonate, Molded
Manufacturer Covestro
Trade Name Makrolon®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Covestro Makrolon® 6457 Polycarbonate, Flame Retardant Grade.pdf
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Material Notes:
MVR (300 °C/1.2 kg) 12.5 cm3/10 minUL 94V-0/3.0 mmUV stabilizedeasy releaseinjection moldingavailable in transparent, translucent and opaque colorsPreprocessingMax. Water content
Physical Properties Metric English Comments
Density 1.20 g/cc
0.0434 lb/in³
ISO 1183
1.02 g/cc

@Temperature 290 °C
0.0368 lb/in³

@Temperature 554 °F
Melt
Water Absorption 0.30 %
0.30 %
Similar to ISO 62
Moisture Absorption at Equilibrium 0.12 %
0.12 %
Similar to ISO 62
Linear Mold Shrinkage, Flow 0.0070 cm/cm
0.0070 in/in
ISO 294-4,2577
Linear Mold Shrinkage, Transverse 0.0070 cm/cm
0.0070 in/in
ISO 294-4,2577
Melt Flow 13 g/10 min

@Load 1.20 kg,
Temperature 300 °C
13 g/10 min

@Load 2.65 lb,
Temperature 572 °F
ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength, Yield 67.0 MPa
9720 psi
ISO 527-1/-2
Elongation at Break >= 50 %
>= 50 %
Nominal; ISO 527-1/-2
Elongation at Yield 6.1 %
6.1 %
ISO 527-1/-2
Tensile Modulus 2.45 GPa
355 ksi
ISO 527-1/-2
Charpy Impact Unnotched NB
NB
ISO 179/1eU
NB

@Temperature -30.0 °C
NB

@Temperature -22.0 °F
ISO 179/1eU
Impact 5400
5400
Puncture - maximum force (N); ISO 6603-2
6300

@Temperature -30.0 °C
6300

@Temperature -22.0 °F
Puncture - maximum force (N); ISO 6603-2
Puncture Energy 60.0 J
44.3 ft-lb
ISO 6603-2
65.0 J

@Temperature -30.0 °C
47.9 ft-lb

@Temperature -22.0 °F
ISO 6603-2
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 65.0 µm/m-°C
36.1 µin/in-°F
ISO 11359-1/-2
CTE, linear, Transverse to Flow 65.0 µm/m-°C
36.1 µin/in-°F
ISO 11359-1/-2
Specific Heat Capacity 1.70 J/g-°C
0.406 BTU/lb-°F
Melt
Thermal Conductivity 0.173 W/m-K
1.20 BTU-in/hr-ft²-°F
Melt
Deflection Temperature at 0.46 MPa (66 psi) 135 °C
275 °F
ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi) 123 °C
253 °F
ISO 75-1/-2
Vicat Softening Point 142 °C
288 °F
50°C/h 50N; ISO 306
Glass Transition Temp, Tg 144 °C
291 °F
ISO 11357-1/-2
Flammability, UL94 V-2

@Thickness 1.50 mm
V-2

@Thickness 0.0591 in
IEC 60695-11-10
V-0

@Thickness 3.00 mm
V-0

@Thickness 0.118 in
IEC 60695-11-10
Oxygen Index 35 %
35 %
ISO 4589-1/-2
Optical Properties Metric English Comments
Transmission, Visible 89 %
89 %
ISO 13468-1, -2
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+13 ohm-cm
>= 1.00e+13 ohm-cm
IEC 60093
Surface Resistance >= 1.00e+15 ohm
>= 1.00e+15 ohm
IEC 60093
Dielectric Constant 3.0

@Frequency 1.00e+6 Hz
3.0

@Frequency 1.00e+6 Hz
IEC 60250
3.1

@Frequency 100 Hz
3.1

@Frequency 100 Hz
IEC 60250
Dielectric Strength 34.0 kV/mm
864 kV/in
IEC 60243-1
Dissipation Factor 0.00080

@Frequency 100 Hz
0.00080

@Frequency 100 Hz
IEC 60250
0.0090

@Frequency 1.00e+6 Hz
0.0090

@Frequency 1.00e+6 Hz
IEC 60250
Comparative Tracking Index 225 V
225 V
IEC 60112
Processing Properties Metric English Comments
Melt Temperature 290 °C
554 °F
Injection Molding; ISO 294
280 - 320 °C
536 - 608 °F
Mold Temperature 80.0 °C
176 °F
Injection Molding; ISO 10724
80.0 - 120 °C
176 - 248 °F
Ejection Temperature 130 °C
266 °F
Injection Velocity 200 mm/sec
7.87 in/sec
ISO 294
Descriptive Properties Value Comments
Availability Asia Pacific
India
North America
Eff. thermal diffusivity (m²/s) 1E-07
Feature Light stabilised or stable to light
Release agent
U.V. stabilised or stable to weather
Form Pellets
Process Injection Molding
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