Envalior Pocan® B 7425 000000 PBT, 20% Glass Spheres

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Envalior Pocan® B 7425 000000 PBT, 20% Glass Spheres
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass Bead Filled
Material Notes:	PBT, 20% glass spheres, injection molding, low tendency to warp, improved surface finish Former Lanxess product line is now with Envalior.
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Physical Properties	Original Value	Comments

Density	1.46 g/cc	ISO 1183
Water Absorption	0.40 %	Test Sim. to ISO 62
Moisture Absorption at Equilibrium	0.10 %	23°C/50% R.H.; Test Sim. to ISO 62
Viscosity Number	130 cm³/g	ISO 307, 1157, 1628
Melt Flow	48 g/10 min @Load 5.00 kg, Temperature 260 °C	Calculated from MVR using melt density; ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	50.0 MPa	ISO 527-1/-2
Elongation at Break	3.5 %	ISO 527-1/-2
Tensile Modulus	3400 MPa	ISO 527-1/-2
Charpy Impact Unnotched	30.0 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
	30.0 kJ/m² @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	<= 10.0 kJ/m² @Temperature -30.0 °C	ISO 179/1eA
	<= 10.0 kJ/m² @Temperature 23.0 °C	ISO 179/1eA
Impact	365	Puncture maximum force (N); ISO 6603-2
Puncture Energy	1.10 J	ISO 6603-2
Tensile Creep Modulus, 1 hour	3300 MPa	ISO 899-1
Tensile Creep Modulus, 1000 hours	2700 MPa	ISO 899-1

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+15 ohm-cm	IEC 60093
Surface Resistance	>= 1.00e+15 ohm	IEC 60093
Dielectric Constant	3.6 @Frequency 1e+6 Hz	IEC 60250
	3.8 @Frequency 100 Hz	IEC 60250
Dielectric Strength	25.0 kV/mm	IEC 60243-1
Dissipation Factor	0.0090 @Frequency 100 Hz	IEC 60250
	0.017 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	250 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	70.0 µm/m-°C	ISO 11359-1/-2
CTE, linear, Transverse to Flow	80.0 µm/m-°C	ISO 11359-1/-2
Melting Point	225 °C	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	170 °C	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	70.0 °C	ISO 75-1/-2
Deflection Temperature at 8.0 MPa	50.0 °C	ISO 75-1/-2
Vicat Softening Point	190 °C	50°C/h 50N; ISO 306
Flammability, UL94	HB @Thickness 0.800 mm	IEC 60695-11-10
	HB @Thickness 1.60 mm	IEC 60695-11-10
Oxygen Index	23 %	ISO 4589-1/-2

Processing Properties	Original Value	Comments
Melt Temperature	260 °C	Injection Molding; ISO 294
Mold Temperature	80.0 °C	Injection Molding; ISO 10724

Descriptive Properties
Form	Pellets
ISO Short Name	ISO 7792-1-PBT,GHMR,11-030,GB20
Processing	Injection molding
Region	Asia Pacific
	Europe
	Near East/Africa
	North America
	South and Central America

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PLANX0867 / 99082

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