SABIC VALOX™ EH7020HF PBT (Americas)

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SABIC VALOX™ EH7020HF PBT (Americas)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	VALOX EH7020HF is a mineral filled PBT/PET that offers good surface appearance, high flow and good heat performance. EH7020HF was developed for automotive bezel application that requires basecoat + top coat metalization. EH7020HF is higher flow version of EH7020. Information provided by SABIC
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Physical Properties	Original Value	Comments

Specific Gravity	1.49 g/cc	ASTM D792
Density	1.49 g/cc	ISO 1183
Melt Flow	36 g/10 min @Load 1.20 kg, Temperature 266 °C	ASTM D1238
	52 g/10 min @Load 2.16 kg, Temperature 265 °C	cm³/10 min; ISO 1133
	64 g/10 min @Load 2.16 kg, Temperature 265 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	55.0 MPa	5 mm/min; ASTM D638
	57.0 MPa	5 mm/min; ISO 527
Tensile Strength, Yield	45.0 MPa	5 mm/min; ISO 527
	56.0 MPa	5 mm/min; ASTM D638
Elongation at Break	1.9 %	5 mm/min; ISO 527
	2.0 %	5 mm/min; ASTM D638
Elongation at Yield	1.5 %	5 mm/min; ISO 527
	2.0 %	5 mm/min; ASTM D638
Tensile Modulus	4800 MPa	1mm/min; ISO 527
	5880 MPa	5 mm/min; ASTM D638
Flexural Yield Strength	93.0 MPa	1.3 mm/min, 50 mm span; ASTM D790
	96.0 MPa	2 mm/min; ISO 178
Flexural Modulus	4680 MPa	1.3 mm/min, 50 mm span; ASTM D790
	4710 MPa	2 mm/min; ISO 178
Izod Impact, Notched	30.0 J/m	ASTM D256
Izod Impact, Notched (ISO)	2.00 kJ/m²	80104; ISO 180/1A

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	77.0 °C	1.8 MPa Edgew 120104 sp=100mm; ISO 75/Ae
	70.0 °C @Thickness 3.20 mm	unannealed; ASTM D648
Vicat Softening Point	179 °C	Rate B/120; 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	120 °C	Injection Molding
Dry Time	3.00 - 4.00 hour	Injection Molding
	12.0 hour	Cumulative; Injection Molding
Moisture Content	0.020 %
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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PSABI10270 / 243737

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