BASF ULTRAMID A3EG7 FC AQUA UN
Plastic Granules
ULTRAMID A3EG7 FC AQUA UN 35% Glass Fiber Reinforced
Ultramid® A3EG7 FC Aqua UN is a 35% glass-fiber reinforced PA66 from BASF, engineered for drinking water and food-contact parts. It delivers 11,500 MPa tensile modulus, 260°C melting point, and 250°C HDT A. Certified to FDA, EU 10/2011, KTW-BWGL, WRAS, ACS, and NSF.
Typical property data
Physical Properties
- Polymer Abbreviation: PA66-GF35
- Density: 1410 kg/m³ (ISO 1183)
- Viscosity Number (0.5% in 96% H₂SO₄): 145 cm³/g (ISO 307 / 1157 / 1628)
- Moisture Absorption, equilibrium 23°C / 50% r.h.: 1.4 – 1.8% (similar to ISO 62)
- Water Absorption, saturation in water at 23°C: 4.7 – 5.3% (similar to ISO 62)
- Bulk Density (granules): ≈ 0.7 g/cm³
Mechanical Properties
- Tensile Modulus: 11,500 / 8,500 MPa (ISO 527-1/-2)
- Tensile Stress at Break: 210 / 150 MPa (ISO 527-1/-2)
- Tensile Strain at Break: 3 / 5 % (ISO 527-1/-2)
- Tensile Creep Modulus, 1000 h, strain ≤ 0.5%, 23°C: – / 6,650 MPa (ISO 899-1)
- Flexural Modulus: 10,000 / 8,000 MPa (ISO 178)
- Flexural Strength: 300 / 240 MPa (ISO 178)
- Charpy Unnotched Impact Strength (23°C): 95 / 105 kJ/m² (ISO 179/1eU)
- Charpy Unnotched Impact Strength (-30°C): 75 kJ/m² (ISO 179/1eU)
- Charpy Notched Impact Strength (23°C): 14 / 22 kJ/m² (ISO 179/1eA)
- Charpy Notched Impact Strength (-30°C): 12 kJ/m² (ISO 179/1eA)
- Izod Notched Impact Strength (23°C): 14 / 18 kJ/m² (ISO 180/A)
Thermal Properties
- Melting Temperature (DSC): 260 °C (ISO 11357-1/-3)
- Deflection Temperature under Load, 1.8 MPa (HDT A): 250 °C (ISO 75-1/-2)
- Deflection Temperature under Load, 0.45 MPa (HDT B): 250 °C (ISO 75-1/-2)
- Max. Service Temperature (short-cycle operation): 240 °C
- Temperature Index, 50% tensile loss after 5,000 h: 165 °C (IEC 60216)
- Temperature Index, 50% tensile loss after 20,000 h: 135 °C (IEC 60216)
- Coefficient of Linear Thermal Expansion, longitudinal (23–55°C): 22 × 10⁻⁶ /K (ISO 11359-1/-2)
- Coefficient of Linear Thermal Expansion, transverse (23–55°C): 93 × 10⁻⁶ /K (ISO 11359-1/-2)
- Thermal Conductivity: 0.35 W/(m·K) (DIN 52612-1)
- Specific Heat Capacity: 1,500 J/(kg·K)
Electrical Properties
- Relative Permittivity (1 MHz): 3.5 / 5.7 (IEC 62631-2-1)
- Dissipation Factor (1 MHz): 200 / 1,500 × 10⁻⁴ (IEC 62631-2-1)
- Dissipation Factor (100 Hz): 200 / 3,000 × 10⁻⁴ (IEC 62631-2-1)
- Volume Resistivity: 1 × 10¹⁵ / 1 × 10¹¹ Ω·m (IEC 62631-3-1)
- Surface Resistivity: 1 × 10¹² / 1 × 10¹⁰ Ω (IEC 62631-3-2)
- Comparative Tracking Index (CTI, test liquid A): – / 550 (IEC 60112)
- Electric Strength, K20/P50, d = 0.6–0.8 mm: 90 / 80 kV/mm (IEC 60243-1)
- Electric Strength, K20/K20, (60×60×1 mm³): 40 / 37 kV/mm (IEC 60243-1)
Flame Characteristics
- UL 94 Flammability Rating @ 1.5 mm: HB (1.57) (IEC 60695-11-10)
- UL 94 Flammability Rating @ 0.8 mm: HB (0.8) (IEC 60695-11-10)
- UL 94 Flammability Rating @ 3.05 mm: HB (UL-94, IEC 60695)
- Limiting Oxygen Index (LOI): 24 % (ISO 4589-1/-2)
- Automotive Interior Burn Rate (Thickness ≥ 1 mm): Passed (+) (ISO 3795 / FMVSS 302)
Injection Molding Processing
- MVR, 275 °C / 5 kg: 35 cm³/10 min (ISO 1133)
- Melt Temperature Range (injection / extrusion): 280 – 300 °C
- Melt Temperature, Recommended: 290 °C
- Mould Temperature Range: 80 – 90 °C
- Mould Temperature, Recommended: 80 °C
- Moulding Shrinkage, constrained (test box, TM 290°C / TW 80°C): 0.5 %
- Molding Shrinkage, parallel: 0.48 % (ISO 294-4)
- Molding Shrinkage, normal: 1.00 % (ISO 294-4)
- Pre-drying Temperature: 80 °C
- Pre-drying Time: 4 h
Use & Applications
- Drinking Water Fittings & Manifolds
- Hot & Cold Water Meter Components
- Sanitary Ware & Faucet Internals
- Filtration & Water Treatment Housings
- Beverage & Coffee Machine Parts
- Food Processing Equipment Components
- Dishwasher & Appliance Structural Parts
- Sensor & Meter Housings for Water Infrastructure
- OEM Water-Contact Structural Metal Replacements