BASF ULTRAMID B3EG3 PA66

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BASF ULTRAMID B3EG3 Nylon PA66 Resin

Ultramid® B3EG3 is a 15% glass fiber-reinforced, injection molding-grade polyamide 66 resin. It stands out with excellent impact resistance, chemical robustness, and oil resistance, making it perfect for demanding applications like automotive components, industrial housings, and sports equipment.

Associated Documents

TDS - Data Sheet
SDS - Safety Data Sheet
Processing Data

Typical property data

Physical Properties
  • Density: 1230 kg/m³ (ISO 1183)
  • Water Absorption (Saturation at 23°C): 7.7–8.3% (similar to ISO 62)
  • Moisture Absorption (Equilibrium at 23°C/50% RH): 2.3–2.9% (similar to ISO 62)
Mechanical Properties
  • Tensile Modulus: 5800 MPa / 3500 MPa (ISO 527-1/-2)
  • Tensile Strength at Break: 130 MPa / 70 MPa (ISO 527-1/-2)
  • Strain at Break: 3.5% / 15% (ISO 527-1/-2)
  • Flexural Modulus: 5200 MPa / 2500 MPa (ISO 178)
  • Flexural Strength: 180 MPa / 100 MPa (ISO 178)
Impact Properties
  • Charpy Unnotched Impact Strength at 23°C: 50 kJ/m² / 105 kJ/m² (ISO 179/1eU)
  • Charpy Notched Impact Strength at 23°C: 8 kJ/m² / 20 kJ/m² (ISO 179/1eA)
  • Izod Notched Impact Strength at 23°C: 6 kJ/m² / — (ISO 180/A)
Thermal Properties
  • Melting Temperature: 220°C (ISO 11357-1/-3)
  • Deflection Temperature Under Load (HDT A, 1.8 MPa): 190°C (ISO 75-1/-2)
  • Deflection Temperature Under Load (HDT B, 0.45 MPa): 215°C (ISO 75-1/-2)
  • Max Service Temperature (Short Cycle): 200°C
  • Temperature Index (50% Tensile Strength Loss at 5000h): 165°C (IEC 60216)
Electrical Properties
  • Relative Permittivity (1 MHz): 3.8 / 7 (IEC 62631-2-1)
  • Volume Resistivity: 1E13 Ω·m / 1E10 Ω·m (IEC 62631-3-1)
  • Surface Resistivity: 1E12 Ω / 1E10 Ω (IEC 62631-3-2)
  • Comparative Tracking Index (CTI, Liquid A): — / 550 (IEC 60112)
Flame Characteristics
  • UL 94 Flammability Rating (1.5 mm, 3.1 mm): HB (IEC 60695-11-10)
  • Automotive Materials Flammability (≥1 mm): Passed (ISO 3795, FMVSS 302)
  • Yellow Card Availability: Yes
Processing Guide
  • Melt Temperature (Injection Moulding/Extrusion): 270–290°C
  • Mould Temperature (Injection Moulding): 80–90°C
  • Pre-drying Conditions:
    • Temperature: 80°C
    • Duration: 4 hours
  • MVR (275°C/5 kg): 55 cm³/10min (ISO 1133)

Features & Benefits

Reinforced for Superior Strength

With 15% glass fiber reinforcement, Ultramid® B3EG3 ensures high tensile and flexural strength, perfect for durable structural applications in automotive and industrial components.

Exceptional Thermal Resistance

Operating efficiently under extreme conditions (HDT A: 190°C), it maintains structural integrity in high-temperature applications like engine and electronic housings.

Outstanding Impact Performance

Ultramid® B3EG3 absorbs shock effectively, with excellent impact strength, ensuring product reliability in rugged environments such as sports equipment and industrial machinery.

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Use & Applications

  • Automotive Components: mirror housings, air intake manifolds, and under-the-hood parts.
  • Industrial Housings: motor housings, electrical enclosures.
  • Sports & Recreational Equipment: wheels for mountain bikes.
basf nylon pa resin 25kg package

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