BASF ULTRAMID B3WG6

basf nylon pa resin 25kg package

BASF ULTRAMID B3WG6 Nylon PA66 Resin

Ultramid® B3WG6 is a 30% glass fiber-reinforced, heat-stabilized polyamide 66 (PA66) resin designed for injection molding. Its superior strength, oil resistance, and durability make it ideal for demanding industrial applications, including automotive components, power tools, and electrical systems.

Associated Documents

TDS - Data Sheet
SDS - Safety Data Sheet
Processing Data

Typical property data

Physical Properties
  • Density: 1360 kg/m³ (ISO 1183)
  • Viscosity Number: 140 cm³/g (ISO 307, 1157, 1628)
  • Water Absorption: 6.3−6.9% at saturation (similar to ISO 62)
  • Moisture Absorption: 1.9−2.3% at equilibrium 23∘C/50% r.h. (similar to ISO 62)
Mechanical Properties
  • Tensile Modulus: 9500/6200 MPa dry/conditioned (ISO 527-1/-2)
  • Stress at Break: 185/115 MPa dry/conditioned (ISO 527-1/-2)
  • Strain at Break: 3.5/8% dry/conditioned (ISO 527-1/-2)
  • Flexural Modulus: 8600/5000 MPa dry/conditioned (ISO 178)
  • Flexural Strength: 270/180 MPa dry/conditioned (ISO 178)
Impact Properties
  • Charpy Notched Impact Strength (23 °C): 15/30 kJ/m² dry/conditioned (ISO 179/1eA)
  • Izod Notched Impact Strength (23 °C): 15/20 kJ/m² dry/conditioned (ISO 180/A)
Thermal Properties
  • Melting Temperature: 220∘C (ISO 11357-1/-3)
  • Deflection Temperature Under Load (HDT A, 1.8 MPa): 210∘C (ISO 75-1/-2)
  • Deflection Temperature Under Load (HDT B, 0.45 MPa): 220∘C (ISO 75-1/-2)
  • Max Service Temperature: 200∘C (short cycle operation)
  • Thermal Conductivity: 0.36 W/(m K) (DIN 52612-1)
  • Coefficient of Linear Thermal Expansion:
    • Longitudinal: 25 (E-6/K) (ISO 11359-1/-2)
    • Transverse: 102 (E-6/K) (ISO 11359-1/-2)
Electrical Properties
  • Volume Resistivity: 1E13/1E10 (IEC 62631-3-1)
  • Electric Strength: 41/31 kV/mm (IEC 60243-1)
Flame Characteristics
  • UL94 Flammability Rating (1.5 mm thickness): HB (IEC 60695-11-10)
  • UL94 Flammability Rating (3.05 mm thickness): HB (UL94)
Processing Guide
  • Melt Temperature (Injection Molding/Extrusion): 270−290∘C
  • Mold Temperature (Injection Molding): 80−90∘C
  • Pre-Drying Temperature and Time: 80∘C / 4 hours

Features & Benefits

Superior Mechanical Performance

Reinforced with 30% glass fibers, Ultramid® B3WG6 offers exceptional tensile strength, improving durability for automotive and industrial components.

High Heat Resistance

Capable of withstanding extreme temperatures up to 200°C, this resin ensures reliable performance in high-heat environments like engine compartments.

Outstanding Dimensional Stability

With low shrinkage and high accuracy, Ultramid® B3WG6 is perfect for producing precision-molded parts in electrical and industrial applications.

basf nylon pa resin 25kg package

Use & Applications

  • Automotive: Engine manifolds, cooling systems, brake pedals, and structural parts.
  • Electronics: Connectors, housings, and components requiring electrical insulation.
  • Power Tools and Appliances: Casings and housings exposed to high temperatures and mechanical stress.
  • Industrial Parts: Gears, bearings, and oil-resistant machine components.
basf nylon pa resin 25kg package

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