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HPM

Fiber Reinforced Composite Hydro Bearings
GGB HPM Cylindrical fiber reinforced composite plain bearing
GGB HPM cylindrical bearings are Self-lubricating filament wound bushings

Product's benefits

  • Quality materials you can rely on
    Quality/Reliability
  • Material eliminates/reduces maintenance
    Maintenance Free Operation
  • Material allows for compact design
    Common to One Piece Compact Design
  • Material performs well under lubricated operation
    Lubricated operation
  • Material withstands high loads
    High Load Capacity
  • Material helps extend application's service life
    Extended service life
  • Material operates well in dry environment
    Dry operation

Characteristics

  • Designed for hydropower applications

  • High load capacity
  • Excellent shock and edge loading capacity
  • Low friction, superior wear rate and bearing life
  • Excellent corrosion resistance
  • Dimensionally stable - very low water absorption, low swelling
  • Environmentally friendly

 

AVAILABILITY

Bearing forms available in standard dimensions

  • Plain cylindrical bushes

Bearing forms made to order: cylindrical bushes with non-standard dimensions, customized bearing designs

Brochure
GGB FRC Range - Fiber Reinforced Composite Bearings - High Load Self-Lubricating Bearings
Datasheet
GGB HPM - Fiber Reinforced Composite Hydro Bearing Material

Operating performance

Choose the product I want to compare
HPM
Dry Operation Very Good
Lubricated Operation Fair
Greased Operation Poor
Machinable Applicable
RoHS Compliant Compliant
Standard Sizes Not Available
Application Excellence
HPMB®
Very Good
Fair
Not Recommended
Applicable
Compliant
Not-applicable
GAR-MAX®
Very Good
Fair
Fair
Consult with Applications Engineer
Compliant
Available
HSG
Very Good
Fair
Fair
Consult with Applications Engineer
Compliant
Available

Stucture & Composition

  • Fiber and Epoxy Resin Composite Material 

    Continuous wound PTFE and high-strength fibers encapsulated in an internally lubricated, high temperature filled epoxy resin sliding layer + continuous wound fiberglass encapsulated in a high temperature epoxy resin

Market applications

Technical specifications

  • General

    BEARING PROPERTIES Value Unit
    Maximum load, p
    - Static 210 30 000 N/mm2 psi
    - Dynamic 140 20 000 N/mm2 psi
    Operating Temperature
    - Min -195 -320 °C °F
    - Max 160 320 °C °F
    Dry
    Maximum sliding speed, U 0.13 25 m/s fpm
    Maximum pU factor 1.23 35 000 N/mm² x m/s psi x fpm
    Coefficient of Friction, f 0.03-0.12* 0.03-0.12* μ μ
    Grease Lubricated
    Coefficient of friction, f 0.03-0.12* 0.03-0.12*
    Recommendations
    Shaft surface roughness, Ra 0.2-0.8 8-32 µm µin
    Shaft surface hardness
    - Normal >180 >180 HB HB
    - For longer service life >480 >480 HB HB
    For Superior Performance Value
    Oil Lubricated GAR-FIL/HPF
    Grease Lubricated DX/DX10
    Process Fluid Lubricated GAR-FIL/HPF
    * Depending on operating conditions

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