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EP®12

Self-Lubricating Engineered Plastic Bushings
GGB EP12 Self-lubricating engineered plastic flanged bearings
GGB EP12 Self-lubricating solid polymer thrust washer
GGB EP12 Self-lubricating solid polymer plastic special bearing
GGB EP12 Special self-lubricating engineered plastic bearing
GGB EP12 Self-lubricating engineered plastic special plain bushings

Product's benefits

  • One Piece Compact design
    One Piece Compact Design
  • Material allows for simple assembly
    Simple assembly
  • Materials reduces size and weight
    Reduce size/weight
  • Material helps reduce noise
    Reduce noise
  • Material offers a low weight solution
    Low Weight
  • Material helps extend application's service life
    Extended service life
  • Material operates well in corrosive environments
    Eliminate corrosion
  • Material operates well in dry environment
    Dry operation

Characteristics

  • Good bushing performance in dry working conditions
  • Good bushing performance in lubricated or marginally lubricated applications
  • Corrosion resistant in humid/saline environments
  • Very good price performance ratio
  • Very good weight performance ratio
  • Within injection moulding tool feasibility unlimited dimensions and design features
  • Compliant to ELV, WEEE and RoHS specifications
  • Approved to standard DIN 75 201 for determination of the fogging characteristics of materials in the interior of automobiles
  • Approved to standard DIN 75 200 / FMVSS 302 - Federal Motor Vehicle Safety Standard concerning the flammability of materials used in the occupant compartments of motor vehicles
  • Approved to VDA 277 - testing to determine the total level of VOC emissions from non-metallic automotive interior materials.
  • Approved to VDA 275 - Determination of formaldehyde emission from molded parts for vehicle interiors
  • Approved to VDA 270 - Determination of the odour characteristics of trim materials in motor vehicles
AVAILABILITY

EP12 Bearing forms made to order: Cylindrical bushings, flange bushings, thrust washers, bushings, plates, special bearings

Brochure
GGB EP® Range - Engineered Plastics Bearings - Performance in all Shapes
Datasheet
GGB EP12 - Engineered Plastic Bearing Material

Operating performance

Choose the product I want to compare
EP®12
Dry Operation Very Good
Lubricated Operation Good
Greased Operation Good
Machinable Applicable
RoHS Compliant Compliant
Standard Sizes Not Available
Application Excellence
EP®15
Very Good
Good
Good
Applicable
Compliant
Not Available
EP®22
Very Good
Good
Good
Applicable
Compliant
Available

Composition

Thermoplastic compound bushing material

POM + Solid Lubricant

Market applications

Technical specifications

  • General

    BEARING PROPERTIES Value Unit
    Maximum load, p
    - Static 65 9 500 N/mm2 psi
    - Dynamic N/mm2 psi
    Operating Temperature
    - Min -40 -40 °C °F
    - Max 125 260 °C °F
    Coefficient of linear thermal expansion 120 67 10-⁶/K 10-⁶/F
    Dry
    Maximum sliding speed, U 1.0 200 m/s fpm
    Maximum pU factor
    - for AH/AC = 5 0.04 1 100 N/mm² x m/s psi x fpm
    - for AH/AC = 10 0.09 2 500 N/mm² x m/s psi x fpm
    - for AH/AC = 20 0.18 5 100 N/mm² x m/s psi x fpm
    Coefficient of friction, f 0.18 - 0.30 0.18 - 0.30
    Recommendations
    Shaft surface roughness, Ra 0.1 - 0.5 4 - 20 µm μin
    Shaft surface hardness >200 >200 HV HV
    For Superior Performance Value
    Water Lubricated EP22

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