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SABIC Innovative Plastics Valox® 4521 PBT (Europe-Africa-Middle East)
| Category | Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) |
| Manufacturer | SABIC Innovative Plastics (GE Plastics) |
| Trade Name | Valox® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | SABIC Innovative Plastics Valox® 4521 PBT (Europe-Africa-Middle East).pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
VALOX 4521 is a high flow, 19.5% glass reinforced flame retardant PBT injection moulding resin. Applications: electrical applications.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.58 g/cc | 1.58 g/cc | ASTM D792 |
| Density | 1.58 g/cc | 0.0571 lb/in³ | ISO 1183 |
| Filler Content | 20 % | 20 % | ASTM D229 |
| Moisture Absorption | 0.0900 % | 0.0900 % | 23°C / 50% RH; ISO 62 |
| Water Absorption at Saturation | 0.28 % | 0.28 % | ISO 62 |
| Viscosity | 95000 cP | 95000 cP | Melt Viscosity, 260°C, 1500 sec-1; ISO 11443 |
| Linear Mold Shrinkage, Flow | 0.0030 - 0.0070 cm/cm | 0.0030 - 0.0070 in/in | on Tensile Bar; SABIC Method |
| Linear Mold Shrinkage, Transverse | 0.0060 - 0.0090 cm/cm | 0.0060 - 0.0090 in/in | on Tensile Bar; SABIC Method |
| Melt Flow | 26 g/10 min @Load 2.16 kg, Temperature 250 °C |
26 g/10 min @Load 4.76 lb, Temperature 482 °F |
ISO 1133 |
| 90 g/10 min @Load 5.00 kg, Temperature 265 °C |
90 g/10 min @Load 11.0 lb, Temperature 509 °F |
ASTM D1238 | |
| Melt Index of Compound | 19 g/10 min @Load 2.16 kg, Temperature 250 °C |
19 g/10 min @Load 4.76 lb, Temperature 482 °F |
MVR [cm^3/10 min]; ISO 1133 |
| 65 g/10 min @Load 5.00 kg, Temperature 250 °C |
65 g/10 min @Load 11.0 lb, Temperature 482 °F |
MVR [cm^3/10 min]; ISO 1133 | |
| 95 g/10 min @Load 5.00 kg, Temperature 265 °C |
95 g/10 min @Load 11.0 lb, Temperature 509 °F |
MVR [cm^3/10 min]; ISO 1133 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell R | 120 | 120 | ISO 2039-2 |
| Hardness, H358/30 | 142 MPa | 20600 psi | ISO 2039-1 |
| Tensile Strength at Break | 110 MPa | 16000 psi | Type I, 5 mm/min; ASTM D638 |
| 110 MPa | 16000 psi | 5 mm/min; ISO 527 | |
| Tensile Strength, Yield | 110 MPa | 16000 psi | Type I, 5 mm/min; ASTM D638 |
| 110 MPa | 16000 psi | 5 mm/min; ISO 527 | |
| Elongation at Break | 2.0 % | 2.0 % | Type I, 5 mm/min; ASTM D638 |
| 3.0 % | 3.0 % | 5 mm/min; ISO 527 | |
| 3.0 % | 3.0 % | Flexural Strain, break, 2 mm/min; ISO 178 | |
| 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 | 7.80 GPa | 1130 ksi | 5 mm/min; ASTM D638 |
| 8.00 GPa | 1160 ksi | 1 mm/min; ISO 527 | |
| Flexural Strength | 155 MPa | 22500 psi | 1.3 mm/min, 50 mm span; ASTM D790 |
| 160 MPa | 23200 psi | 2 mm/min; ISO 178 | |
| Flexural Yield Strength | 155 MPa | 22500 psi | 1.3 mm/min, 50 mm span; ASTM D790 |
| 160 MPa | 23200 psi | 2 mm/min; ISO 178 | |
| Flexural Modulus | 6.50 GPa | 943 ksi | 1.3 mm/min, 50 mm span; ASTM D790 |
| 7.00 GPa | 1020 ksi | 2 mm/min; ISO 178 | |
| Izod Impact, Notched | 0.700 J/cm | 1.31 ft-lb/in | ASTM D256 |
| 0.650 J/cm @Temperature -30.0 °C |
1.22 ft-lb/in @Temperature -22.0 °F |
ASTM D256 | |
| 0.700 J/cm @Temperature 0.000 °C |
1.31 ft-lb/in @Temperature 32.0 °F |
ASTM D256 | |
| Izod Impact, Unnotched | 5.30 J/cm | 9.93 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) | 8.00 kJ/m² | 3.81 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 | |
| 8.00 kJ/m² @Temperature 0.000 °C |
3.81 ft-lb/in² @Temperature 32.0 °F |
80*10*4; ISO 180/1A | |
| Izod Impact, Unnotched (ISO) | 35.0 kJ/m² | 16.7 ft-lb/in² | 80*10*4; ISO 180/1U |
| 30.0 kJ/m² @Temperature -30.0 °C |
14.3 ft-lb/in² @Temperature -22.0 °F |
80*10*4; ISO 180/1U | |
| Charpy Impact Unnotched | 3.00 J/cm² | 14.3 ft-lb/in² | Edgew 80*10*4 sp=62mm; ISO 179/1eU |
| 4.00 J/cm² | 19.0 ft-lb/in² | ISO 179/2C | |
| 2.80 J/cm² @Temperature -30.0 °C |
13.3 ft-lb/in² @Temperature -22.0 °F |
Edgew 80*10*4 sp=62mm; ISO 179/1eU | |
| 3.00 J/cm² @Temperature -30.0 °C |
14.3 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 |
| 0.800 J/cm² | 3.81 ft-lb/in² | ISO 179/2C | |
| 0.500 J/cm² @Temperature -30.0 °C |
2.38 ft-lb/in² @Temperature -22.0 °F |
Edgew 80*10*4 sp=62mm; ISO 179/1eA | |
| 0.800 J/cm² @Temperature -30.0 °C |
3.81 ft-lb/in² @Temperature -22.0 °F |
ISO 179/2C |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 1.00e+15 ohm-cm | 1.00e+15 ohm-cm | ASTM D257 |
| 1.00e+15 ohm-cm | 1.00e+15 ohm-cm | IEC 60093 | |
| Surface Resistance | >= 1.00e+15 ohm | >= 1.00e+15 ohm | ROA; IEC 60093 |
| Dielectric Constant | 3.3 @Frequency 50.0 - 60.0 Hz |
3.3 @Frequency 50.0 - 60.0 Hz |
IEC 60250 |
| 3.4 @Frequency 1.00e+6 Hz |
3.4 @Frequency 1.00e+6 Hz |
ASTM D150 | |
| 3.4 @Frequency 1.00e+6 Hz |
3.4 @Frequency 1.00e+6 Hz |
IEC 60250 | |
| Dielectric Strength | 20.0 kV/mm @Thickness 3.20 mm |
508 kV/in @Thickness 0.126 in |
in oil; ASTM D149 |
| 20.0 kV/mm @Thickness 3.20 mm |
508 kV/in @Thickness 0.126 in |
in oil; IEC 60243-1 | |
| 25.0 kV/mm @Thickness 1.60 mm |
635 kV/in @Thickness 0.0630 in |
in oil; IEC 60243-1 | |
| 25.0 kV/mm @Thickness 1.60 mm |
635 kV/in @Thickness 0.0630 in |
in oil; ASTM D149 | |
| 37.0 kV/mm @Thickness 0.800 mm |
940 kV/in @Thickness 0.0315 in |
in oil; ASTM D149 | |
| 37.0 kV/mm @Thickness 0.800 mm |
940 kV/in @Thickness 0.0315 in |
in oil; IEC 60243-1 | |
| Dissipation Factor | 0.0010 @Frequency 50.0 - 60.0 Hz |
0.0010 @Frequency 50.0 - 60.0 Hz |
IEC 60250 |
| 0.015 @Frequency 1.00e+6 Hz |
0.015 @Frequency 1.00e+6 Hz |
IEC 60250 | |
| 0.015 @Frequency 1.00e+6 Hz |
0.015 @Frequency 1.00e+6 Hz |
ASTM D150 | |
| Arc Resistance | 120 - 180 sec | 120 - 180 sec | Tungsten; ASTM D495 |
| Comparative Tracking Index | 275 V | 275 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 |
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