Invista™ HV240A
Plastic Granules
Invista™ HV240A High Viscosity PA66 Resin
INVISTA™ HV240A is a high-viscosity, non-lubricated PA66 plastic resin known for exceptional processability and excellent whiteness. Ideal for extrusion, injection molding, and compounding, this versatile material ensures reliable, high-quality performance across various industries.
Associated Documents
TDS - Data Sheet
Typical property data
Physical Properties
- Density: 1.14 g/cm³ (ISO 1183)
- Mold Shrinkage:
- Parallel (2.0 mm): 1.3% (ISO 294-4)
- Transverse (2.0 mm): 1.5% (ISO 294-4)
- Water Absorption:
- 24 hours: 1.8% (ISO 62)
- Equilibrium @ 50% RH: 2.7% (ISO 62)
Mechanical Properties
- Tensile Strength at Yield: 84 MPa (ISO 527)
- Elongation:
- At Yield: 4.2% (ISO 527)
- At Break: 50% (ISO 527)
- Tensile Modulus: 3150 MPa (ISO 527)
- Flexural Modulus: 2900 MPa (ISO 178)
- Flexural Strength: 100 MPa (ISO 178)
- Charpy Impact Strength:
- Notched @ 23°C: 6.2 kJ/m² (ISO 179)
- Notched @ –30°C: 6.4 kJ/m² (ISO 179)
- Unnotched @ 23°C: NB (ISO 179) (Unbreakable)
- Unnotched @ –30°C: NB (ISO 179) (Unbreakable)
- Notched Izod @ 23°C: 5.5 kJ/m² (ISO 180)
Viscosity Properties
- Relative Viscosity (RV) in Formic Acid: 240 (ASTM D789)
- Viscosity Number (VN):
- In Formic Acid (0.5%): 295 mL/g (ISO 307)
- In Sulfuric Acid (0.5%): 300 mL/g (ISO 307)
- RV in Sulfuric Acid (1% solution): 4.6 (ASTM D789)
Thermal Properties
- Melting Temperature: 262°C (ISO 11357)
- Heat Deflection Temperature (HDT):
- @ 0.45 MPa: 206°C (ISO 75)
- @ 1.80 MPa: 72°C (ISO 75)
Electrical Properties
- Volume Resistivity (2 mm thickness): 1010 ohm-cm (UL 746A)
- Dielectric Strength (1 mm thickness): 10.8 kV/mm (UL 746A)
- Comparative Tracking Index (CTI): ≥600 V (UL 746A)
Flame Characteristics
- UL 94 Flammability Rating:
- @ 0.40 mm: HB
- @ 0.71 mm: HB
- @ 1.5 mm: V-2
- @ 3.0 mm: V-2
Injection Molding
- Drying:
- Temperature: 90°C
- Time: 4–6 hours
- Processing Temperatures (Barrel):
- Rear: 250–280°C
- Middle: 275–290°C
- Front: 275–290°C
- Nozzle: 275–295°C
- Melt Temperature: 280–295°C
- Mold Temperature: 50–90°C
- Other Process Parameters:
- Back Pressure: 2–10 bar
- Vent Depth: 0.007–0.04 mm
- Cushion: 4–6 mm
- Screw Speed: 50–150 rpm
- Moisture Recommendations:
- Max: 0.03 wt%
- Min: 0.005 wt%
Use & Applications
- for extrusion, injection molding, and compounding applications.