BASF Ultramid® A3WG7 HRX BK23591
Plastic Granules
ULTRAMID A3WG7 HRX BK23591 Granules 35% Glass Fibre Reinforced
Ultramid® A3WG7 LS BK23189 is a 35% glass fibre reinforced PA66 from BASF. It delivers very high rigidity, with a tensile modulus of 11,400 MPa. It resists heat aging up to 250 °C (HDT A). The black LS coloration enables sharp Nd:YAG laser marking. Ideal for demanding industrial and automotive parts.
Typical property data
Physical Properties
- Polymer Abbreviation: PA66-GF35
- Glass Fibre Content: 35% by weight
- Density: 1414 kg/m³ (ISO 1183)
- Viscosity Number (0.5% in 96% H₂SO₄): 144 cm³/g (ISO 307, 1157, 1628)
- Bulk Density (granules): approx. 0.7 g/cm³
- Molding Shrinkage (parallel): 0.47% (ISO 294-4)
- Molding Shrinkage (normal): 1.05% (ISO 294-4)
Mechanical Properties
- Tensile Modulus: 11,400 MPa (ISO 527-1/-2) — very high rigidity
- Stress at Break: 200 MPa (ISO 527-1/-2)
- Strain at Break: 2.9% (ISO 527-1/-2)
- Flexural Modulus: 8,290 MPa (ISO 178)
- Flexural Strength: 298 MPa (ISO 178)
- Charpy Unnotched Impact Strength (23 °C): 71 kJ/m² (ISO 179/1eU)
- Charpy Unnotched Impact Strength (−30 °C): 59 kJ/m² (ISO 179/1eU)
- Charpy Notched Impact Strength (23 °C): 8.3 kJ/m² (ISO 179/1eA)
- Charpy Notched Impact Strength (−30 °C): 7.6 kJ/m² (ISO 179/1eA)
Thermal Properties
- Melting Temperature (DSC): 260 °C (ISO 11357-1/-3)
- HDT A (1.8 MPa): 250 °C (ISO 75-1/-2)
- HDT B (0.45 MPa): 260 °C (ISO 75-1/-2)
Injection Moulding Processing
- MVR (275 °C / 5 kg): 22 cm³/10 min (ISO 1133)
- Melt Temperature Range: 280 – 300 °C
- Melt Temperature (recommended): 290 °C
- Mould Temperature Range: 80 – 90 °C
- Mould Temperature (recommended): 80 °C
- Pre-drying Temperature: 80 °C
- Pre-drying Time: 4 h
Use & Applications
- for industrial articles having very high rigidity