Covestro Bayblend® T85 XF Polycarbonate + ABS

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Covestro Bayblend® T85 XF Polycarbonate + ABS
Categories:	Polymer; Thermoplastic; ABS Polymer; Polycarbonate/ABS Alloy, Unreinforced; Polycarbonate (PC)
Material Notes:	(PC+ABS)-Blend; Vicat/B 120 temperature = 130 °C; improved flow compared with T85 As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
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Physical Properties	Original Value	Comments

Density	1.14 g/cc	ISO 1183
Moisture Absorption at Equilibrium	0.20 %	ISO 62
Water Absorption at Saturation	0.70 %	ISO 62
Viscosity	250 cP @Shear Rate 1000 1/s, Temperature 260 °C	melt; b.o. ISO 11443-A
Linear Mold Shrinkage, Flow	0.0050 - 0.0070 cm/cm @Thickness 3.00 mm	150x105x3 mm; 260 °C / MT 80 °C; b.o. ISO 2577
Linear Mold Shrinkage, Transverse	0.0050 - 0.0070 cm/cm @Thickness 3.00 mm	150x105x3 mm; 260 °C / MT 80 °C; b.o. ISO 2577
Melt Flow	22 g/10 min @Load 5.00 kg, Temperature 260 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	50.0 MPa	50 mm/min; ISO 527-1/-2
Tensile Strength, Yield	54.0 MPa	50 mm/min; ISO 527-1/-2
Elongation at Break	>= 50 %	50 mm/min; ISO 527-1/-2
Elongation at Yield	4.7 %	50 mm/min; ISO 527-1/-2
Tensile Modulus	2300 MPa	1 mm/min; ISO 527-1/-2
Izod Impact, Notched (ISO)	35.0 kJ/m² @Temperature -30.0 °C	ISO 180-A
	48.0 kJ/m² @Temperature 23.0 °C	ISO 180-A
Izod Impact, Unnotched (ISO)	NB @Temperature 23.0 °C	ISO 180-U
	NB @Temperature -30.0 °C	ISO 180-U

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+14 ohm-cm	IEC 60093
Surface Resistance	1.00e+16 ohm	IEC 60093
Dielectric Constant	3.0 @Frequency 1e+6 Hz	IEC 60250
	3.1 @Frequency 100 Hz	IEC 60250
Dielectric Strength	35.0 kV/mm	1 mm; IEC 60243-1
Dissipation Factor	0.0020 @Frequency 100 Hz	IEC 60250
	0.0085 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	225 V	Solution A; IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	75.0 µm/m-°C @Temperature 23.0 - 55.0 °C	ISO 11359-1,-2
CTE, linear, Transverse to Flow	80.0 µm/m-°C @Temperature 23.0 - 55.0 °C	ISO 11359-1,-2
Deflection Temperature at 0.46 MPa (66 psi)	126 °C	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	107 °C	ISO 75-1/-2
Vicat Softening Point	128 °C @Load 5.10 kg	50°C/h; ISO 306
	130 °C @Load 5.10 kg	120°C/h; ISO 306
Flammability, UL94	HB @Thickness 0.900 mm	IEC 60695-11-10

Processing Properties	Original Value	Comments
Melt Temperature	260 °C	Injection Molding; ISO 294
Mold Temperature	80.0 °C	Injection Molding; ISO 294
Injection Velocity	240 mm/sec	ISO 294

Descriptive Properties
Availability	Asia Pacific
	Europe
	Near East/Africa
	North America
	South and Central America
Eff. thermal diffusivity (m²/s)	9.08E-08
Feature	Release agent
Form	Pellets
Process	Injection Molding
UL recognition	UL\lh\n

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