BASF ULTRAMID B3GM35 Q643
Plastic Granules
ULTRAMID B3GM35 Q643 Injection Molding Grade PA6-(GF15+M25)
Ultramid® B3GM35 Q643 is a 40% glass-fiber and mineral reinforced PA6 resin for injection molding. It delivers high stiffness, stable dimensions, and reliable heat resistance. Key values include 8600 MPa tensile modulus, 7900 MPa flexural modulus, and 193°C HDT.
Typical property data
Physical Properties
- Density: 1480 kg/m³ (ISO 1183)
- Bulk Density: approx. 0.7 g/cm³
- Viscosity Number: 139 cm³/g (ISO 307 / ISO 1157 / ISO 1628)
- Water Absorption, Saturation in Water at 23°C: 5.7% (similar to ISO 62)
- Moisture Absorption, Equilibrium at 23°C / 50% RH: 1.7% (similar to ISO 62)
Mechanical Properties
- Tensile Modulus, Dry: 8600 MPa (ISO 527-1/-2)
- Stress at Break, Dry: 116 MPa (ISO 527-1/-2)
- Strain at Break, Dry: 2.6% (ISO 527-1/-2)
- Flexural Modulus, Dry: 7900 MPa (ISO 178)
- Flexural Strength, Dry: 178 MPa (ISO 178)
- Charpy Unnotched Impact Strength at 23°C, Dry: 42 kJ/m² (ISO 179/1eU)
- Charpy Unnotched Impact Strength at -30°C, Dry: 42 kJ/m² (ISO 179/1eU)
- Charpy Notched Impact Strength at 23°C, Dry: 4 kJ/m² (ISO 179/1eA)
- Charpy Notched Impact Strength at -30°C, Dry: 3.6 kJ/m² (ISO 179/1eA)
Thermal Properties
- Melting Temperature, DSC: 219°C (ISO 11357-1/-3)
- Deflection Temperature Under Load, 1.8 MPa / HDT A: 193°C (ISO 75-1/-2)
Processing Performance
- Recommended Processing Method: Injection molding
- Melt Volume Rate, MVR at 275°C / 5 kg: 44 cm³/10 min (ISO 1133)
- Melt Temperature, Injection Molding / Extrusion: 280–290°C
- Mould Temperature, Injection Molding: 80–90°C
- Drying Requirement: Pre-drying recommended before processing
- Moisture Control: Containers should remain closed until processing or drying
- Recommended Feeding System: Closed conveyor system preferred
- Storage Condition: Store the resin in dry rooms to minimize moisture absorption
- Cold Storage Handling: Equalize containers to ambient temperature before opening to avoid condensation
Use & Applications
- for injection molded industrial parts