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SABIC Innovative Plastics Valox® ENH4550 PBT

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT)
Manufacturer SABIC Innovative Plastics (GE Plastics)
Trade Name Valox®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF SABIC Innovative Plastics Valox® ENH4550 PBT.pdf
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Material Notes:
25% GF reinforced, Non-Brominated & Non-Chlorinated Flame Retardant, PBT resin.
Physical Properties Metric English Comments
Specific Gravity 1.53 g/cc
1.53 g/cc
ASTM D792
Density 1.52 g/cc
0.0549 lb/in³
ISO 1183
Moisture Absorption 0.0600 %
0.0600 %
23°C / 50% RH; ISO 62
Water Absorption at Saturation 0.23 %
0.23 %
ISO 62
Viscosity 210000 cP
210000 cP
Melt Viscosity, 250°C, 1500 sec-1; ISO 11443
Linear Mold Shrinkage, Flow 0.0010 - 0.0050 cm/cm
0.0010 - 0.0050 in/in
on Tensile Bar; SABIC Method
0.0010 - 0.0050 cm/cm

@Thickness 3.20 mm
 0.0010 - 0.0050 in/in

@Thickness 0.126 in
 SABIC Method
Linear Mold Shrinkage, Transverse 0.0060 - 0.012 cm/cm
0.0060 - 0.012 in/in
on Tensile Bar; SABIC Method
0.0050 - 0.011 cm/cm

@Thickness 3.20 mm
 0.0050 - 0.011 in/in

@Thickness 0.126 in
 SABIC Method
Melt Flow 27 g/10 min

@Load 5.00 kg,
Temperature 250 °C
 27 g/10 min

@Load 11.0 lb,
Temperature 482 °F
 ASTM D1238
Melt Index of Compound 20 g/10 min

@Load 5.00 kg,
Temperature 250 °C
 20 g/10 min

@Load 11.0 lb,
Temperature 482 °F
 MVR [cm^3/10 min]; ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength at Break 105 MPa
15200 psi
Type I, 5 mm/min; ASTM D638
112 MPa
16200 psi
5 mm/min; ISO 527
Tensile Strength, Yield 105 MPa
15200 psi
Type I, 5 mm/min; ASTM D638
112 MPa
16200 psi
5 mm/min; ISO 527
Elongation at Break 2.0 %
2.0 %
Flexural Strain, break, 2 mm/min; ISO 178
2.0 %
2.0 %
5 mm/min; ISO 527
2.0 %
2.0 %
Type I, 5 mm/min; ASTM D638
Elongation at Yield 2.0 %
2.0 %
Type I, 5 mm/min; ASTM D638
2.0 %
2.0 %
5 mm/min; ISO 527
Tensile Modulus 9.90 GPa
1440 ksi
5 mm/min; ASTM D638
10.35 GPa
1501 ksi
1 mm/min; ISO 527
Flexural Yield Strength 161 MPa
23400 psi
1.3 mm/min, 50 mm span; ASTM D790
170 MPa
24700 psi
2 mm/min; ISO 178
Flexural Modulus 9.10 GPa
1320 ksi
1.3 mm/min, 50 mm span; ASTM D790
9.40 GPa
1360 ksi
2 mm/min; ISO 178
Izod Impact, Notched 0.620 J/cm
1.16 ft-lb/in
ASTM D256
0.590 J/cm

@Temperature -30.0 °C
 1.11 ft-lb/in

@Temperature -22.0 °F
 ASTM D256
Izod Impact, Unnotched 5.15 J/cm
9.65 ft-lb/in
ASTM D4812
4.70 J/cm

@Temperature -30.0 °C
 8.81 ft-lb/in

@Temperature -22.0 °F
 ASTM D4812
Izod Impact, Notched (ISO) 7.00 kJ/m²
3.33 ft-lb/in²
80*10*4; ISO 180/1A
7.00 kJ/m²

@Temperature -30.0 °C
 3.33 ft-lb/in²

@Temperature -22.0 °F
 80*10*4; ISO 180/1A
Izod Impact, Unnotched (ISO) 33.0 kJ/m²
15.7 ft-lb/in²
80*10*4; ISO 180/1U
29.0 kJ/m²

@Temperature -30.0 °C
 13.8 ft-lb/in²

@Temperature -22.0 °F
 80*10*4; ISO 180/1U
Charpy Impact Unnotched 3.60 J/cm²
17.1 ft-lb/in²
ISO 179/2C
3.30 J/cm²

@Temperature -30.0 °C
 15.7 ft-lb/in²

@Temperature -22.0 °F
 ISO 179/2C
Charpy Impact, Notched 0.500 J/cm²
2.38 ft-lb/in²
Edgew 80*10*4 sp=62mm; ISO 179/1eA
0.700 J/cm²
3.33 ft-lb/in²
ISO 179/2C
0.700 J/cm²

@Temperature -30.0 °C
 3.33 ft-lb/in²

@Temperature -22.0 °F
 ISO 179/2C
Dart Drop, Total Energy 6.00 J

@Temperature 23.0 °C
 4.43 ft-lb

@Temperature 73.4 °F
 ASTM D3763
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 22.0 µm/m-°C

@Temperature 23.0 - 80.0 °C
 12.2 µin/in-°F

@Temperature 73.4 - 176 °F
 ISO 11359-2
22.0 µm/m-°C

@Temperature -40.0 - 150 °C
 12.2 µin/in-°F

@Temperature -40.0 - 302 °F
 ASTM E 831
27.0 µm/m-°C

@Temperature -40.0 - 40.0 °C
 15.0 µin/in-°F

@Temperature -40.0 - 104 °F
 ASTM E 831
30.0 µm/m-°C

@Temperature -40.0 - 40.0 °C
 16.7 µin/in-°F

@Temperature -40.0 - 104 °F
 ISO 11359-2
CTE, linear, Transverse to Flow 71.0 µm/m-°C

@Temperature -40.0 - 40.0 °C
 39.4 µin/in-°F

@Temperature -40.0 - 104 °F
 ASTM E 831
76.0 µm/m-°C

@Temperature -40.0 - 40.0 °C
 42.2 µin/in-°F

@Temperature -40.0 - 104 °F
 ISO 11359-2
77.0 µm/m-°C

@Temperature -40.0 - 150 °C
 42.8 µin/in-°F

@Temperature -40.0 - 302 °F
 ASTM E 831
91.0 µm/m-°C

@Temperature 23.0 - 80.0 °C
 50.6 µin/in-°F

@Temperature 73.4 - 176 °F
 ISO 11359-2
Deflection Temperature at 0.46 MPa (66 psi) 219 °C
426 °F
Flatw 80*10*4 sp=64mm; ISO 75/Bf
216 °C

@Thickness 3.20 mm
 421 °F

@Thickness 0.126 in
 unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 201 °C
394 °F
Flatw 80*10*4 sp=64mm; ISO 75/Af
204 °C

@Thickness 3.20 mm
 399 °F

@Thickness 0.126 in
 unannealed; ASTM D648
Vicat Softening Point 202 °C
396 °F
Rate B/50; ASTM D1525
206 °C
403 °F
Rate B/50; ISO 306
206 °C
403 °F
Rate B/120; ISO 306
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+15 - 1.00e+16 ohm-cm
1.00e+15 - 1.00e+16 ohm-cm
ASTM D257
1.00e+15 - 1.00e+16 ohm-cm
1.00e+15 - 1.00e+16 ohm-cm
IEC 60093
Dielectric Strength 21.0 kV/mm

@Thickness 3.20 mm
 533 kV/in

@Thickness 0.126 in
 in air; ASTM D149
21.0 kV/mm

@Thickness 3.20 mm
 533 kV/in

@Thickness 0.126 in
 in oil; ASTM D149
Arc Resistance 60 - 120 sec
60 - 120 sec
Tungsten; ASTM D495
Comparative Tracking Index 300 V
300 V
IEC 60112
250 - 400 V
250 - 400 V
UL 746A
Hot Wire Ignition, HWI >= 120 sec
>= 120 sec
UL 746A
High Amp Arc Ignition, HAI >= 120 arcs
>= 120 arcs
UL 746A
High Voltage Arc-Tracking Rate, HVTR 0.000 - 10.0 mm/min
0.000 - 0.394 in/min
UL 746A
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