Invista™ U4301 Nylon66
Plastic Granules
Invista™ U4301 Low Viscosity PA66 Resin
INVISTA™ U4301 is a high-performance PA66 feedstock resin designed with low viscosity for enhanced flow, ensuring efficient processing. Ideal for compounding, it delivers consistent quality and reliability across diverse industrial applications.
Associated Documents
TDS - Data Sheet
Typical property data
Physical Properties
- Density: 1.14 g/cm³ (ISO 1183)
- Mold Shrinkage:
- Parallel: 1.7% (ISO 294-4)
- Transverse: 1.8% (ISO 294-4)
- Water Absorption (24 hours): 2.2% (ISO 62)
- Water Absorption (Equilibrium at 50% RH): 2.6% (ISO 62)
Mechanical Properties
- Tensile Strength (at Yield): 79 MPa (ISO 527)
- Elongation at Yield: 4.3% (ISO 527)
- Elongation at Break: 40% (ISO 527)
- Tensile Modulus: 3000 MPa (ISO 527)
- Flexural Modulus: 2700 MPa (ISO 178)
- Flexural Strength (at 3.5% strain): 90 MPa (ISO 178)
- Impact Strength:
- Notched Charpy (23°C): 6.6 kJ/m² (ISO 179)
- Notched Charpy (-30°C): 4.3 kJ/m² (ISO 179)
- Notched Izod (23°C): 4.6 kJ/m² (ISO 180)
- Unnotched Charpy (23°C): NB (ISO 179)
- Unnotched Charpy (-30°C): NB (ISO 179)
Viscosity Properties
- Relative Viscosity (RV) in Formic Acid: 43 (ASTM D789)
- Viscosity Number (VN) at 0.5% in Sulfuric Acid: 142 mL/g (ISO 307)
- Relative Viscosity (RV) at 1% in Sulfuric Acid: 2.6 (Modified ISO 307)
Thermal Properties
- Melting Temperature (10°C/min): 260°C (ISO 11357)
- Heat Deflection Temperature (HDT):
- 0.45 MPa: 199°C (ISO 75)
- 1.80 MPa: 70°C (ISO 75)
Injection Molding
- Drying Temperature: 80°C
- Drying Time: 8–12 hours
- Barrel Temperatures:
- Rear: 250–270°C
- Middle: 270–290°C
- Front: 270–290°C
- Nozzle: 270–295°C
- Processing Temperature (Melt): 280–295°C
- Mold Temperature: 50–90°C
- Back Pressure: 5–30 bar
- Vent Depth: 0.007–0.04 mm
- Cushion (Range): 4–6 mm
- Suggested Moisture Content:
- Max: 0.20 wt%
- Min: 0.10 wt%
- Screw Speed: 50–150 rpm
Use & Applications
- Primary use is compounding.