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EP®30

Self-Lubricating Engineered Plastic Bushing
GGB EP30 self-lubricating solid polymer custom overmoulding design bearing
GGB EP30 self-lubricating engineered plastic special slider bearing
GGB EP30 self-lubricating engineered plastic special clip flange bearing
GGB EP30 Self-lubricating engineered plastic special tube segment
GGB EP30 Self-lubricating engineered plastic special design bearing

Characteristics

  • Good bushing performance in dry working conditions
  • Very 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
  • Very good in elasto hydrodynamic applications
  • Within injection moulding tool feasibility unlimited dimensions and design features
  • Compliant to ELV, WEEE and RoHS specifications
  • Approved to standard DIN EN ISO 2039-1 for  the evaluation of material hardness
  • 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

EP30 Bearing forms made to order: standard forms in special dimensions, thrust washers, half-bearings, sliding plates, customized bearing designs

Brochure
GGB EP® Range - Engineered Plastics Bearings - Performance in all Shapes
Datasheet
GGB EP30 - Maintenance-free Engineered Plastic Bearing Material

Operating performance

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EP®30
Dry Operation Very Good
Lubricated Operation Good
Greased Operation Good
Machinable Applicable
RoHS Compliant Compliant
Standard Sizes Not Available
Application Excellence
EP®12
Very Good
Good
Good
Applicable
Compliant
Not Available
EP®22
Very Good
Good
Good
Applicable
Compliant
Available

Composition

Engineered Plastic Bushing Material

PA 6.6 + AF + Solid Lubricant

Technical specifications

  • General

    BEARING PROPERTIES Value Unit
    Maximum load, p
    - Static 65 9 500 N/mm2 psi
    - Dynamic N/mm2 psi
    Operating Temperature
    - Min -50 -60 °C °F
    - Max 200 392 °C °F
    Coefficient of Linear Thermal Expansion 40 22 10-⁶/K 10-⁶/F
    Color off white off white
    Dry
    Maximum sliding speed, U 1.0 200 m/s fpm
    Maximum pU factor
    - for AH/AC = 5 0.05 1 400 N/mm² x m/s psi x fpm
    - for AH/AC = 10 0.10 2 800 N/mm² x m/s psi x fpm
    - for AH/AC = 20 0.20 5 700 N/mm² x m/s psi x fpm
    - Coefficient of friction, f 0.08-0.16 0.08-0.16
    Recommendations
    Shaft surface roughness, Ra 0.1-0.5 4-20 µm µin
    Shaft surface hardness > 200 > 200 HV HV

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