Skip to main content
Image

GGB-Megalife XT

Fiber Reinforced Composite PTFE Thrust Washer
GGB MEGALIFE XT Fiber Reinforced Composite Washer

Characteristics

  • Proprietary filled PTFE tape liner on both surfaces
  • Excellent shock resistance
  • High load capacity
  • Excellent misalignment resistance
  • Excellent contamination resistance
  • Good surface speed capability
  • Very good friction and wear properties
  • Good chemical resistance
  • Tested acc. to ASTM E595/ECSS-Q-ST-70-02C - Outgassing properties of materials used in Spacecraft equipment

 

AVAILABILITY

Bearing forms available in standard dimensions

  • Plain thrust washers

Bearing forms made to order: thrust washers with non-standard dimensions

Brochure
GGB FRC Range - Fiber Reinforced Composite Bearings - High Load Self-Lubricating Bearings
Datasheet
GGB MEGALIFE XT - Fiber Reinforced Composite PTFE Thrust Washer

Operating performance

Choose the product I want to compare
GGB-Megalife XT
Dry Operation Very Good
Lubricated Operation Fair
Greased Operation Poor
Machinable Consult with Applications Engineer
RoHS Compliant Compliant
Standard Sizes Available
Application Excellence
HPF®
Very Good
Very Good
Poor
Applicable
Compliant
Not Available

Composition

 

  • Composite Thrust Washer
  • Proprietary filled PTFE tape liner on both sides + continuously woven layer of filament glass fiber encapsulated in a high temperature epoxy resin

 

Market applications

Technical specifications

  • General

    BEARING PROPERTIES Value Unit
    Maximum load, p
    - Static 140 20,000 N/mm2 psi
    - Dynamic 140 20,000 N/mm2 psi
    Operating Temperature
    - Min -195 -320 °C °F
    - Max 175 350 °C °F
    Dry
    Maximum sliding speed, U 0.5 100 m/s fpm
    Maximum pU factor 1.23 35,000 N/mm² x m/s psi x fpm
    Coefficient of friction, f 0.02-0.12* 0.02-0.12* μ μ
    Recommendations
    Shaft surface roughness, Ra ≤ 0.4 ≤ 16 µm µin
    Shaft surface hardness > 200 > 200 HB HB
    For Superior Performance Value
    Oil Lubricated HPF
    Grease Lubricated DX
    Process Fluid Lubricated HPF

* Depending on operating conditions

Need advice?

Our experts are ready to help you find the right solution for your specific application.