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LATILUB 88/50-20GRT K/10

Family: LATILUB
Base resin:Polyetheretherketone (PEEK)
General information
Self-lubricating product based on Polyetheretherketone (PEEK). Graphite / PTFE. Carbon fibres. Intrinsically flame retardant.
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
  • - Self lubricant
  • - Intrinsically flame retardant.
Project challenges
  • - High temperature usage
Additives
  • - Carbon fibres
  • - Graphite
  • - PTFE
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 1.42 g/cm³
Linear shrinkage at moulding
Longitudinal (2.0mm/60MPa) ISO 294-4 0,25 ÷ 0,40 %
Transversal (2.0mm/60MPa) ISO 294-4 0,60 ÷ 0,90 %
Dimensional stability --- 60
Moisture absorption
Saturation, in air ISO 62-4 0.07 %
Mechanical properties Standard Value Measure Units
CHARPY impact strength
Unnotched, at +23°C ISO 179-1eU 35 kJ/m²
Unnotched, at -20°C ISO 179-1eU 35 kJ/m²
Notched, at +23°C ISO 179-1eA 7 kJ/m²
Notched, at -20°C ISO 179-1eA 6 kJ/m²
Tensile elongation
At break (5 mm/min), 23°C ISO 527 2.3 %
At break (5 mm/min), 60°C ISO 527 2.8 %
At break (5 mm/min), 90°C ISO 527 2.9 %
At break (5 mm/min), 120°C ISO 527 3.2 %
At break (5 mm/min), 150°C ISO 527 5.8 %
Tensile strength
At break (5 mm/min), 23°C ISO 527 145 MPa
At break (5 mm/min), 60°C ISO 527 135 MPa
At break (5 mm/min), 90°C ISO 527 120 MPa
At break (5 mm/min), 120°C ISO 527 100 MPa
At break (5 mm/min), 150°C ISO 527 80 MPa
Elastic modulus
Tensile (1 mm/min), 23°C ISO 527 12000 MPa
Tensile (1 mm/min), 60°C ISO 527 12000 MPa
Tensile (1 mm/min), 90°C ISO 527 10500 MPa
Tensile (1 mm/min), 120°C ISO 527 10000 MPa
Tensile (1 mm/min), 150°C ISO 527 7500 MPa
Thermal properties Standard Value Measure Units
Coefficient of linear thermal expansion (CLTE)
+30°C to +100°C (longitudinal) ISO 11359 10 × 10⁶ K¹
+30°C a +100°C (transversal) ISO 11359 30 × 10⁶ K¹
VICAT - Softening point
50N (heating rate 120°C/h) ISO 306 310 °C
HDT - Heat Deflection Temperature
0.45 MPa ISO 75 310 °C
1.81 MPa ISO 75 305 °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
GWFI - Glow Wire Flammability Index
2 mm thickness IEC 60695-2-12 960 °C
GWIT - Glow Wire Ignition Test
2 mm thickness IEC 60695-2-13 825 °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 1E9 ohm
1.5 mm thickness UL 94 1E9
Tribological properties Standard Value Measure Units
Wear Factor LATI 75 10ˉ⁸(mm³m)/N
Friction Coefficient
Static LATI 0.22
Dynamic LATI 0.27
Melt Temperature Standard Value Measure Units
Suggested melt temperature --- 370 ÷ 400 °C
Mould Temperature Standard Value Measure Units
Suggested mould temperature --- 160 ÷ 210 °C
Drying conditions (hot air dessiccator)
Predrying needed. At least 3 hours at 150 ÷ 160°C
Injection speed
Injection speed: medium to high. Setting an injection profile should improve moulding.
Hot runners
Usage of hot runner: possible