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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 +73°F ISO 179-1eU 16 ft.lb/in²
Unnotched, at -4°F ISO 179-1eU 16 ft.lb/in²
Notched, at +73°F ISO 179-1eA 3.3 ft.lb/in²
Notched, at -4°F ISO 179-1eA 3 ft.lb/in²
Tensile elongation
At break (5 mm/min), 73°F ISO 527 2.3 %
At break (5 mm/min), 140°F ISO 527 2.8 %
At break (5 mm/min), 195°F ISO 527 2.9 %
At break (5 mm/min), 250°F ISO 527 3.2 %
At break (5 mm/min), 300°F ISO 527 5.8 %
Tensile strength
At break (5 mm/min), 73°F ISO 527 21000 psi
At break (5 mm/min), 140°F ISO 527 19500 psi
At break (5 mm/min), 195°F ISO 527 17250 psi
At break (5 mm/min), 250°F ISO 527 14250 psi
At break (5 mm/min), 300°F ISO 527 11250 psi
Elastic modulus
Tensile (1 mm/min), 73°F ISO 527 1800 kpsi
Tensile (1 mm/min), 140°F ISO 527 1650 kpsi
Tensile (1 mm/min), 195°F ISO 527 1500 kpsi
Tensile (1 mm/min), 250°F ISO 527 1500 kpsi
Tensile (1 mm/min), 300°F ISO 527 1050 kpsi
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 306 590 °F
HDT - Heat Deflection Temperature
0.45 MPa ISO 75 590 °F
1.81 MPa ISO 75 581 °F
Thermal conductivity
in plane ASTM E 1461-92 4.9 W/mK
through plane ASTM E 1461-92 2.4 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 --- 700 ÷ 750 °F
Mould Temperature Standard Value Measure Units
Suggested mould temperature --- 320 ÷ 410 °F
Drying conditions (hot air dessiccator)
Predrying needed. At least 3 hours at 300 ÷ 320°F
Injection speed
Injection speed: medium to high. Setting an injection profile should improve moulding.
Hot runners
Usage of hot runner: possible