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LATILUB 80-40GRT

Family: LATILUB
Base resin:Polyphenylene Sulphide (PPS)
General information
Self-lubricating product based on Polyphenylene Sulphide (PPS). Graphite / PTFE. 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
Additives
  • - 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 1.6 g/cm³
Linear shrinkage at moulding
Longitudinal (2.0mm/60MPa) ISO 294-4 0.45 ÷ 0.75 %
Transversal (2.0mm/60MPa) ISO 294-4 0.50 ÷ 0.80 %
Dimensional stability --- 70
Moisture absorption
Saturation, in air ISO 62-4 0.02 %
Mechanical properties Standard Value Measure Units
CHARPY impact strength
Unnotched, at +73°F ISO 179-1eU 3.3 ft.lb/in²
Notched, at +73°F ISO 179-1eA 0.6 ft.lb/in²
Tensile elongation
At break (5 mm/min), 73°F ISO 527 0.8 %
At break (5 mm/min), 140°F ISO 527 1 %
At break (5 mm/min), 195°F ISO 527 1.6 %
At break (5 mm/min), 250°F ISO 527 4.6 %
At break (5 mm/min), 300°F ISO 527 5.8 %
Tensile strength
At break (5 mm/min), 73°F ISO 527 7500 psi
At break (5 mm/min), 140°F ISO 527 6750 psi
At break (5 mm/min), 195°F ISO 527 6000 psi
At break (5 mm/min), 250°F ISO 527 3625 psi
At break (5 mm/min), 300°F ISO 527 2900 psi
Elastic modulus
Tensile (1 mm/min), 73°F ISO 527 1200 kpsi
Tensile (1 mm/min), 140°F ISO 527 1095 kpsi
Tensile (1 mm/min), 195°F ISO 527 900 kpsi
Tensile (1 mm/min), 250°F ISO 527 255 kpsi
Tensile (1 mm/min), 300°F ISO 527 123 kpsi
Thermal properties Standard Value Measure Units
Coefficient of linear thermal expansion (CLTE)
+30°C to +100°C (longitudinal) ISO 11359 55 × 10ˉ⁶ Kˉ¹
+30°C a +100°C (transversal) ISO 11359 55 × 10ˉ⁶ Kˉ¹
VICAT - Softening point
50N (heating rate 120°C/h) ISO 306 473 °F
HDT - Heat Deflection Temperature
0.45 MPa ISO 75 491 °F
1.81 MPa ISO 75 302 °F
Thermal conductivity
in plane ASTM E 1461-92 5.6 W/mK
through plane ASTM E 1461-92 2.8 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 / D 4496 1E5 ohm
Tribological properties Standard Value Measure Units
Wear Factor LATI 90 10ˉ⁸(mm³m)/N
Friction Coefficient
Static LATI 0.24
Dynamic LATI 0.28
Melt Temperature Standard Value Measure Units
Suggested melt temperature --- 555 ÷ 625 °F
Mould Temperature Standard Value Measure Units
Suggested mould temperature --- 275 ÷ 300 °F
Drying conditions (hot air dessiccator)
Predrying needed. At least 2 hours at 250 ÷ 300°F
Injection speed
Injection speed: medium to high. Setting an injection profile should improve moulding.
Hot runners
Usage of hot runner: possible