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LASULF G/30

Family: LASULF
Base resin:Polysulphone (PSU)
General information
Compound based on Polysulphone (PSU). Glass fibres. Intrinsically flame retardant. PFAS-free product.
The products mentioned herein are not suitable for applications in contact with foodstuffs or for potable water transportation, or for toy manufacturing.
The products mentioned herein are not suitable for applications in the pharmaceutical, medical or dental sector.
Features
  • - Intrinsically flame retardant
Project challenges
  • - High temperature usage
  • - Flame retardancy halogen free
  • - Chemical stability
  • - Wear and friction
Additives
  • - Glass fibres
Process types
  • - Injection moulding
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Technical datasheets
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Technical characteristics
Physical properties Standard Value Measure Units
Density ISO 1183 1.47 g/cm³
Linear shrinkage at moulding
Longitudinal (2.0mm/60MPa) ISO 294-4 0.20 ÷ 0.40 %
Transversal (2.0mm/60MPa) ISO 294-4 0.40 ÷ 0.60 %
Dimensional stability --- 72
Moisture absorption
Saturation, in air ISO 62-4 0.2 %
At saturation, in water ISO 62-4 0.6 %
Melt Flow Index (MFI) ASTM D 1238 9.50@320°C/5.00kg g/10'
Mechanical properties Standard Value Measure Units
CHARPY impact strength
Unnotched, at +23°C ISO 179-1eU 30 kJ/m²
Notched, at +23°C ISO 179-1eA 10 kJ/m²
Tensile elongation
At break (5 mm/min), 23°C ISO 527 1.7 %
At break (5 mm/min), 60°C ISO 527 1.6 %
At break (5 mm/min), 90°C ISO 527 1.5 %
At break (5 mm/min), 120°C ISO 527 1.5 %
At break (5 mm/min), 150°C ISO 527 1.4 %
Tensile strength
At break (5 mm/min), 23°C ISO 527 110 MPa
At break (5 mm/min), 60°C ISO 527 100 MPa
At break (5 mm/min), 90°C ISO 527 90 MPa
At break (5 mm/min), 120°C ISO 527 80 MPa
At break (5 mm/min), 150°C ISO 527 65 MPa
Elastic modulus
Tensile (1 mm/min), 23°C ISO 527 8800 MPa
Tensile (1 mm/min), 60°C ISO 527 8700 MPa
Tensile (1 mm/min), 90°C ISO 527 8500 MPa
Tensile (1 mm/min), 120°C ISO 527 7900 MPa
Tensile (1 mm/min), 150°C ISO 527 6900 MPa
Thermal properties Standard Value Measure Units
Coefficient of linear thermal expansion (CLTE)
+30°C to +100°C (longitudinal) ISO 11359 20 × 10ˉ⁶ Kˉ¹
+30°C a +100°C (transversal) ISO 11359 45 × 10ˉ⁶ Kˉ¹
VICAT - Softening point
50N (heating rate 120°C/h) ISO 306 185 °C
HDT - Heat Deflection Temperature
0.45 MPa ISO 75 185 °C
1.81 MPa ISO 75 180 °C
Thermal conductivity
in plane ASTM E 1461-92 0.2 W/mK
through plane ASTM E 1461-92 0.3 W/mK
Flammability Standard Value Measure Units
Oxygen Index ASTM D 2863 32 %
Flammability rating
3 mm thickness UL 94 V-0
1.5 mm thickness UL 94 V-1
GWFI - Glow Wire Flammability Index
2 mm thickness IEC 60695-2-12 960 °C
1 mm thickness IEC 60695-2-12 960 °C
Electrical properties Standard Value Measure Units
CTI - Comparative Tracking Index - solution A (without surfactant) IEC 60112 125 V
Electrical resistivity
Surface, dry ASTM D 257 1E12 ohm
Dielectric strength (short period)
2 mm thickness, 23°C, dry ASTM D 149 19 kV/mm
Melt Temperature Standard Value Measure Units
Suggested melt temperature --- 310 ÷ 340 °C
Mould Temperature Standard Value Measure Units
Suggested mould temperature --- 130 ÷ 180 °C
Drying conditions (hot air dessiccator)
Predrying needed. At least 4 hours at 120 ÷ 130°C
Injection speed
Injection speed: low to medium. Setting an injection profile should improve moulding.
Hot runners
Usage of hot runner: possible