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LARTON K/30

Family: LARTON
Base resin:Polyphenylene Sulphide (PPS)
General information
Compound based on Polyphenylene Sulphide (PPS). Carbon 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
  • - Carbon 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 1.44 g/cm³
Linear shrinkage at moulding
Longitudinal (2.0mm/60MPa) ISO 294-4 0.10 ÷ 0.25 %
Transversal (2.0mm/60MPa) ISO 294-4 0.40 ÷ 0.65 %
Dimensional stability --- 72
Moisture absorption
Saturation, in air ISO 62-4 0.02 %
Mechanical properties Standard Value Measure Units
CHARPY impact strength
Unnotched, at +23°C ISO 179-1eU 20 kJ/m²
Notched, at +23°C ISO 179-1eA 5 kJ/m²
Tensile elongation
At break (5 mm/min), 23°C ISO 527 0.8 %
At break (5 mm/min), 60°C ISO 527 0.9 %
At break (5 mm/min), 90°C ISO 527 1.4 %
At break (5 mm/min), 120°C ISO 527 1.6 %
At break (5 mm/min), 150°C ISO 527 1.8 %
Tensile strength
At break (5 mm/min), 23°C ISO 527 195 MPa
At break (5 mm/min), 60°C ISO 527 180 MPa
At break (5 mm/min), 90°C ISO 527 155 MPa
At break (5 mm/min), 120°C ISO 527 100 MPa
At break (5 mm/min), 150°C ISO 527 65 MPa
Elastic modulus
Tensile (1 mm/min), 23°C ISO 527 28000 MPa
Tensile (1 mm/min), 60°C ISO 527 27500 MPa
Tensile (1 mm/min), 90°C ISO 527 22000 MPa
Tensile (1 mm/min), 120°C ISO 527 13000 MPa
Tensile (1 mm/min), 150°C ISO 527 7700 MPa
Thermal properties Standard Value Measure Units
Coefficient of linear thermal expansion (CLTE)
+30°C to +100°C (longitudinal) ISO 11359 5 × 10ˉ⁶ Kˉ¹
+30°C a +100°C (transversal) ISO 11359 30 × 10ˉ⁶ Kˉ¹
VICAT - Softening point
50N (heating rate 120°C/h) ISO 306 260 °C
HDT - Heat Deflection Temperature
0.45 MPa ISO 75 280 °C
1.81 MPa ISO 75 275 °C
Thermal conductivity
in plane ASTM E 1461-92 0.7 W/mK
through plane ASTM E 1461-92 0.4 W/mK
Flammability Standard Value Measure Units
Flammability rating
3 mm thickness UL 94 V-0
1.5 mm thickness UL 94 V-0
0.75 mm thickness UL 94 V-0
GWFI - Glow Wire Flammability Index
2 mm thickness IEC 60695-2-12 960 °C
1 mm thickness IEC 60695-2-12 960 °C
GWIT - Glow Wire Ignition Test
2 mm thickness IEC 60695-2-13 775 °C
1 mm thickness IEC 60695-2-13 775 °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 1E2 ohm
1.5 mm thickness UL 94 6E3
Dielectric strength (short period)
2 mm thickness, 23°C, dry ASTM D 149 2 kV/mm
Melt Temperature Standard Value Measure Units
Suggested melt temperature --- 290 ÷ 330 °C
Mould Temperature Standard Value Measure Units
Suggested mould temperature --- 135 ÷ 150 °C
Drying conditions (hot air dessiccator)
Predrying needed. At least 2 hours at 120 ÷ 150°C
Injection speed
Injection speed: medium to high. Setting an injection profile should improve moulding.
Hot runners
Usage of hot runner: possible