SABIC VALOX™ K3501 PBT (Americas)

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SABIC VALOX™ K3501 PBT (Americas)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	Unfilled PBT, Hydrollytically Stable, Heat Stabilized, Impact Modified. A hydrollytically stable grade designed for improved performance under heat/humidity environments. Targeted at automotive underhood applications requiring USCAR-2 Class III humidity/heat performance. Information provided by SABIC
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Physical Properties	Original Value	Comments

Density	1.28 g/cc	ISO 1183
Water Absorption	0.34 %	23°C/sat; ISO 62
Moisture Absorption	0.0800 %	23°C / 50% RH; ISO 62
Linear Mold Shrinkage, Flow	0.017 - 0.026 cm/cm @Thickness 3.20 mm	SABIC method
Linear Mold Shrinkage, Transverse	0.017 - 0.026 cm/cm @Thickness 3.20 mm	SABIC method
Melt Flow	26 g/10 min @Load 2.16 kg, Temperature 250 °C	cm³/10 min; ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	25.0 MPa	50 mm/min; ASTM D638
	37.0 MPa	50 mm/min; AFTER 40 CYCLES, SIMILAR TO USCAR-2, CLASS III; ASTM D638
	73.0 MPa	50 mm/min; ISO 527
Tensile Strength, Yield	50.0 MPa	50 mm/min; ASTM D638
	50.0 MPa	50 mm/min; ISO 527
	54.0 MPa	50 mm/min; PROPERTIES AFTER 1008 HOURS AT 125°C; ASTM D638
Elongation at Break	12 %	50 mm/min; ASTM D638
	25 %	50 mm/min; ASTM D638
	37 %	50 mm/min; ISO 527
	51 %	50 mm/min; ASTM D638
Elongation at Yield	3.3 %	50 mm/min; ISO 527
	3.5 %	50 mm/min; ASTM D638
	4.0 %	5 mm/min; PROPERTIES AFTER 1008 HOURS AT 155°C; ASTM D638
Tensile Modulus	2100 MPa	1mm/min; ISO 527
	2400 MPa	50 mm/min; ASTM D638
Flexural Yield Strength	70.0 MPa	1.3 mm/min, 50 mm span; ASTM D790
	73.0 MPa	2 mm/min; ISO 178
Flexural Modulus	2000 MPa	2 mm/min; ISO 178
	2100 MPa	1.3 mm/min, 50 mm span; ASTM D790
	2330 MPa	1.3 mm/min, 50 mm span; PROPERTIES AFTER 1008 HOURS AT 125°C; ASTM D790
	2350 MPa	1.3 mm/min, 50 mm span; AFTER 40 CYCLES, SIMILAR TO USCAR-2, CLASS III; ASTM D790
Izod Impact, Notched	90.0 J/m	ASTM D256
	75.0 J/m @Temperature -20.0 °C	ASTM D256
	83.0 J/m @Temperature 0.000 °C	ASTM D256
Izod Impact, Unnotched	NB @Temperature -30.0 °C	ASTM D4812
Izod Impact, Notched (ISO)	8.00 kJ/m²	80104; ISO 180/1A
Izod Impact, Unnotched (ISO)	NB @Temperature -30.0 °C	80104; ISO 180/1U
Charpy Impact, Notched	10.0 kJ/m²	Edgew 80104 sp=62mm; ISO 179/1eA
Dart Drop, Total Energy	48.0 J	ASTM D3763
	58.0 J	AFTER 40 CYCLES, SIMILAR TO USCAR-2, CLASS III; ASTM D3763
	61.0 J	PROPERTIES AFTER 1008 HOURS AT 125°C; ASTM D3763
	60.0 J @Temperature -40.0 °C	ASTM D3763

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	91.0 µm/m-°C @Temperature -40.0 - 40.0 °C	ISO 11359-2
CTE, linear, Transverse to Flow	97.0 µm/m-°C @Temperature -40.0 - 40.0 °C	ISO 11359-2
Hot Ball Pressure Test	75.0 °C	No Break; IEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi)	127 °C @Thickness 3.20 mm	unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	46.0 °C	Flatw 80104 sp=64mm; ISO 75/Af
	46.0 °C @Thickness 3.20 mm	unannealed; ASTM D648
Vicat Softening Point	170 °C	Rate B/120; ISO 306
	170 °C	Rate B/50; ISO 306

Processing Properties	Original Value	Comments
Nozzle Temperature	245 - 260 °C	Injection Molding
Zone 1	240 - 255 °C
Zone 2	245 - 260 °C
Zone 3	250 - 265 °C
Melt Temperature	250 - 265 °C
Mold Temperature	65.0 - 90.0 °C
Drying Temperature	60.0 - 75.0 °C	Injection Molding
Dry Time	4.00 - 5.00 hour	Injection Molding
	8.00 hour	Cumulative; Injection Molding
Moisture Content	0.050 %
Back Pressure	0.300 - 0.700 MPa
Shot Size	40 - 80 %
Vent Depth	0.00250 - 0.00380 cm
Screw Speed	50 - 80 rpm

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PSABI10279 / 243746

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