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GGB-CBM®
Thin Walled Bimetal Bearings made by Metallurgic Powder

GGB-CBM Thin-wall cylindrical bushing produced by metallurgic powder process
GGB-CBM Self-lubricating bimetal cylindrical bearing
GGB-CBM Metal Bimetal self-lubricating Special Piece
GGB-CBM Self-lubricating  special plate
GGB-CBM self-lubricating bimetal axial and radial segment rings

Product's benefits

  • Chemical Resistance
    Chemical Resistant
  • Reduce Size and Weight
    Reduce size/weight
  • Common to One Piece Compact Design
    Common to One Piece Compact Design
  • Increased Wear Resistance
    Increased Wear Resistance
  • High Load Capacity
    High Load Capacity
  • Extended Service Life
    Extended service life
  • Dry Operation
    Dry operation
  • Dimensional Stability
    Dimensional Stability

Characteristics

  • Self-lubricating and maintenance-free bearings with homogeneously distributed solid lubricant (graphite) in the sliding layer
  • High load capacity and suited to temperatures from -150°C up to 280°C
  • Different metallic backings are available: stainless steel, carbon steel or bronze
  • Lead-free alloys are available
AVAILABILITY

Bearing forms made to order: cylindrical bearings, flanged bearings, axial washers, sliding plates, half shells, axial and radial segment rings, spherical plain bearings, customized bearing forms

Datasheet
GGB CBM - Thin Walled Bimetal Bearing Material
Brochure
GGB-CSM® & GGB-CBM® - Metal and Bimetal - Lead-free Bearing Solutions

Operating performance

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GGB-CBM®
Dry Operation Good
Lubricated Operation Good
Greased Operation Good
Machinable Consult with Applications Engineer
RoHS Compliant Compliant
Standard Sizes Not Available
Application Excellence
GGB-CSM®
Good
Good
Good
Applicable
Compliant
Not Available
AuGlide®
Poor
Good
Very Good
Applicable
Compliant
Available
SY
Poor
Good
Very Good
Applicable
Not compliant
Available
SP
Poor
Good
Good
Applicable
Not compliant
Not Available

Composition

Thin walled powder metallurgical bimetal bearing material 

Technical specifications

  • General

    BEARING PROPERTIES Value Unit
    Maximum load, p
    - Static 260-280 38,000-41,000 N/mm2 psi
    - Dynamic 80-150 12,000-22,000 N/mm2 psi
    Operating Temperature
    - Min -150 -240 °C °F
    - Max 280 540 °C °F
    Coefficient of Linear Thermal Expansion 12-16 7-9 10-⁶/K 10-⁶/F
    Dry
    Maximum sliding speed, U 0.3-0.5 60-100 m/s fpm
    Maximum pU factor 0.5-1.0 14,000- 29,000 N/mm² x m/s psi x fpm
    Coefficient of friction, f 0.10-0.20 0.10-0.20
    Water Lubricated
    Coefficient of friction, f 0.10-0.15 0.10-0.15
    Recommendations
    Shaft surface roughness, Ra
    - Normal 0.2-0.8 8-32 µm µin
    Shaft surface hardness
    - Normal > 180 - > 250 > 180 - > 250 HB HB

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