
Polylac® PA-747F Extrusion Grade High Rigidity Material
Polylac® PA-747F is a high-rigidity ABS resin engineered for extrusion and painting applications. Ideal for refrigerator plating, it combines durability, thermal stability, and excellent surface finish. With HB flammability certification, it meets stringent safety standards for appliances and industrial use.
- Application: Refrigerator plating materialsPackaging: 25kg bag
- Character: High rigidity profile extrusion materials. Best for Refrigerator plating, high-rigidity extrusion profiles, and painted industrial components.
Key technical data (ISO)
- Melt Flow Index: 3.5 ml/10 min (220°C)
- Tensile Strength: 46 MPa (yield)
- Impact Resistance: 30 KJ/m² (23°C), 20 KJ/m² (-30°C)
- Thermal Stability: Vicat 106°C; Heat Distortion Temp up to 100°C (annealed).
- Flammability: HB rating (1.5mm)
- Mold Shrinkage: 0.4–0.7%

Applications
- Refrigerator Plating: Door liners, handles, and trim with flawless painted finishes.
- Industrial Extrusions: High-strength profiles for machinery, automotive trims, and HVAC systems.
- Safety-Critical Components: Compressor housings and electrical enclosures requiring flame resistance.

Polylac® PA-747F Datasheet
| Extrusion ABS POLYLAC® PA-747F Product Description: Refrigerator, Extrusion | ||||
| Properties | ISO Test Method | Test Condition | Unit | PA-747F |
| Melt Flow Index | 1133 | 220℃×10KG | ml/10 min | 3.5 |
| Mass Density | 1183 | 23 ℃ | g/cm3 | 1.05 |
| Tensile Strength | 527 | 50 mm/min, yield | MPa | 46 |
| 50 mm/min, break | MPa | 33 | ||
| Tensile Elongation | 527 | 50 mm/min | % | 25 |
| Flexural Strength | 178 | 2 mm/min | MPa | 66 |
| Flexural Modulus | 2 mm/min | GPa | 1.9 | |
| Izod Impact Strength | 180/1A | 23℃, Notched | KJ/m2 | 30 |
| -30℃, Notched | KJ/m2 | 20 | ||
| Charpy Impact Strength | 179 | 23℃, Notched | KJ/m2 | 32 |
| -30℃, Notched | KJ/m2 | 21 | ||
| Vicat Softening Temp. | 306 | 50℃/hr;1KG | ℃ | 106 |
| 50℃/hr;5KG | ℃ | 99 | ||
| Heat Distortion Temp. | 75/A | 1.8MPa, unannealed | ℃ | 84 |
| 1.8MPa, annealed | ℃ | 100 | ||
| Coefficient of Linear Thermal Expansion | 11359 | – | – | 8.7 x 10-5 |
| Flammability | – | UL-94 | – | 1.5mm HB |
| Mold Shrinkage | 294-4 | – | % | 0.4~0.7 |
| Symbol | 1043 | – | – | >ABS< |
| March 12, 2025 Notes:These are typical properties only and are not to be construed as specifications. Users should confirm results by their own test | ||||
Polylac® PA-747F UL Product iQ
| POLYLAC® PA-747F | UL Product iQ | ||
| File Number: E56070 | Yellow Card™ | Acrylonitrile Butadiene Styrene (ABS) “POLYLAC”, furnished as pellets |
| FLAMMABILITY PROPERTIES | VALUE | TEST METHOD |
| Flammability | ANSI/UL 94 | |
| 1.5 mm, Color: ALL | HB | |
| 3.0 mm, Color: ALL | HB | |
| ISO/IEC FLAMMABILITY PROPERTIES | VALUE | TEST METHOD |
| Flammability | IEC 60695-11-10 | |
| 1.5 mm, Color: ALL | HB75 | |
| 3.0 mm, Color: ALL | HB40 | |
| ELECTRICAL PROPERTIES | VALUE | TEST METHOD |
| Hot-wire Ignition (HWI) | UL 746A | |
| 1.5 mm | PLC 4 | |
| 3.0 mm | PLC 3 | |
| High Amp Arc Ignition (HAI) | UL 746A | |
| 1.5 mm | PLC 0 | |
| 3.0 mm | PLC 0 | |
| Comparative Tracking Index (CTI) | PLC 1 | UL 746A |
| High Voltage Arc Tracking Rate (HVTR) | PLC 0 | |
| High Voltage, Low Current Arc Resistance | PLC 6 | |
| THERMAL PROPERTIES | VALUE | TEST METHOD |
| Relative Thermal Index – Electrical Strength | UL 746B | |
| 1.5 mm | 60 °C | |
| 3.0 mm | 60 °C | |
| Relative Thermal Index – Mechanical Impact | UL 746B | |
| 1.5 mm | 60 °C | |
| 3.0 mm | 60 °C | |
| Relative Thermal Index – Mechanical Strength | UL 746B | |
| 1.5 mm | 60 °C | |
| 3.0 mm | 60 °C | |
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