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Covestro Makroblend® S 7916 Polycarbonate + PBT, Impact Grade

Category Polymer , Thermoplastic , Polycarbonate (PC) , Polycarbonate/Polybutylene Terephthalate (PBT) Blend, Unreinforced , Polyester, TP , Polybutylene Terephthalate (PBT)
Manufacturer Covestro
Trade Name Makroblend®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Covestro Makroblend® S 7916 Polycarbonate + PBT, Impact Grade.pdf
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Material Notes:
ISO 7792-1-PBT/PC,MHPR,-020(PBT+PC)-blendsimpact modifiedInjection molding gradeexcellent chemical resistancehigh toughness at low temperaturesideal for painted applicationsunreinforcedPreprocessingMax. Water content
Physical Properties Metric English Comments
Density 1.20 g/cc
0.0434 lb/in³
ISO 1183
1.02 g/cc

@Temperature 260 °C
0.0368 lb/in³

@Temperature 500 °F
Melt
Water Absorption 0.50 %
0.50 %
Similar to ISO 62
Moisture Absorption at Equilibrium 0.20 %
0.20 %
Similar to ISO 62
Melt Flow 13 g/10 min

@Load 5.00 kg,
Temperature 260 °C
13 g/10 min

@Load 11.0 lb,
Temperature 500 °F
ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength, Yield 40.0 MPa
5800 psi
ISO 527-1/-2
Elongation at Break >= 50 %
>= 50 %
Nominal; ISO 527-1/-2
Elongation at Yield 4.0 %
4.0 %
ISO 527-1/-2
Tensile Modulus 1.80 GPa
261 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
Charpy Impact, Notched 6.90 J/cm²
32.8 ft-lb/in²
ISO 179/1eA
Tensile Creep Modulus, 1 hour 1500 MPa
218000 psi
ISO 899-1
Tensile Creep Modulus, 1000 hours 1200 MPa
174000 psi
ISO 899-1
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 110 µm/m-°C
61.1 µin/in-°F
ISO 11359-1/-2
CTE, linear, Transverse to Flow 110 µm/m-°C
61.1 µin/in-°F
ISO 11359-1/-2
Specific Heat Capacity 1.88 J/g-°C
0.449 BTU/lb-°F
Melt
Thermal Conductivity 0.185 W/m-K
1.28 BTU-in/hr-ft²-°F
Melt
Deflection Temperature at 0.46 MPa (66 psi) 110 °C
230 °F
ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi) 60.0 °C
140 °F
ISO 75-1/-2
Vicat Softening Point 119 °C
246 °F
50°C/h 50N; ISO 306
Flammability, UL94 HB

@Thickness 1.60 mm
HB

@Thickness 0.0630 in
IEC 60695-11-10
HB

@Thickness 0.800 mm
HB

@Thickness 0.0315 in
IEC 60695-11-10
Oxygen Index 20 %
20 %
ISO 4589-1/-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 2.9

@Frequency 1.00e+6 Hz
2.9

@Frequency 1.00e+6 Hz
IEC 60250
3.1

@Frequency 100 Hz
3.1

@Frequency 100 Hz
IEC 60250
Dissipation Factor 0.0023

@Frequency 100 Hz
0.0023

@Frequency 100 Hz
IEC 60250
0.014

@Frequency 1.00e+6 Hz
0.014

@Frequency 1.00e+6 Hz
IEC 60250
Comparative Tracking Index 600 V
600 V
IEC 60112
Processing Properties Metric English Comments
Melt Temperature 250 - 270 °C
482 - 518 °F
260 °C
500 °F
Injection Molding; ISO 294
Mold Temperature 60.0 - 80.0 °C
140 - 176 °F
70.0 °C
158 °F
Injection Molding; ISO 10724
Ejection Temperature 170 °C
338 °F
Injection Velocity 200 mm/sec
7.87 in/sec
ISO 294
Descriptive Properties Value Comments
Availability Asia Pacific
Europe
India
Near East/Africa
North America
South and Central America
Eff. thermal diffusivity (m²/s) 9.6E-08
Feature Release agent
Form Pellets
Process Injection Molding
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