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极速飞艇官网开奖历开奖结果

  • Simply Assembly
    Simple assembly
  • Reduced System Cost
    Reduced System Cost
  • Reduce Size and Weight
    Reduce size/weight
  • Quiet Operation
    Quiet Operation
  • Maintenance Free Operation
    Maintenance Free Operation
  • Dry Operation
    Dry operation
  • Dimensional Stability
    Dimensional Stability

极速飞艇计划软件

  • DU® self-lubricating bushings offer very good wear and low friction performance over a wide range of loads, speeds and temperatures in dry running conditions
  • Bushing material suitable for lubricated applications
  • Anti-friction bearing suitable for linear, oscillating and rotating movements
  • Approved to standard FAR 25.853 and FAR 25.855 (Federal Aviation Regulations) and ASTM E162:2016 – surface flammability testing for aircraft interior applications
  • Tested acc. to ASTM E595/ECSS-Q-ST-70-02C - Outgassing properties of materials used in Spacecraft equipment
  • Approved to standard DIN EN 1797 and ISO 21010 (Cryogenic Vessels – Gas/Material Compatibility) for piping, valves, fittings and other components in both gaseous and liquid oxygen for up to maximum temperature of 60°C and oxygen pressure of 25 bars. Contact GGB for further details.
AVAILABILITY

Bearing forms available in standard dimensions

  • Cylindrical bushes
  • Flanged bushes
  • Thrust washers
  • Flanged washers
  • Sliding plates

Metric bearings and imperial bushings made to order: standard bushing forms in special dimensions, half-bushings, special shapes obtained by stamping or deep drawing, customized bushing designs.

GGB retains the exclusive rights to market metal-polymer bearings designated DU® and DX®, which are protected under international trademark laws. Only GGB and its global network of distributors are authorized to market these products as such, so beware of counterfeits which are not produced to GGB´s exacting standards of quality and performance.

Datasheet
GGB DU - Metal-Polymer Plain Bearing Material
Brochure
GGB DU® & DX® - Metal-Polymer - Maintenance-Free Bearing Solutions (US Market)

极速飞艇开奖记录网

Choose the product I want to compare
DU®
Dry Operation Very Good
Lubricated Operation Good
Greased Operation Fair
Machinable Consult with Applications Engineer
RoHS Compliant Not compliant
Standard Sizes Available
Application Excellence
DP4®
Good
Very Good
Good
Consult with Applications Engineer
Compliant
Available
DP10
Good
Good
Fair
Consult with Applications Engineer
Compliant
Not Available
DP11
Very Good
Good
Fair
Consult with Applications Engineer
Compliant
Not Available
DU-B
Very Good
Good
Fair
Consult with Applications Engineer
Not compliant
Available

极速飞艇网

Metal-Polymer Composite Self-lubricating Bushing Material

Steel Back + Porous Bronze Sinter + PTFE + Lead

极速飞艇稳赚方法

  • General

    BEARING PROPERTIES Value Unit
    Maximum load, p
    - Static 250 36,000 N/mm2 psi
    - Dynamic 140 20,000 N/mm2 psi
    Operating Temperature
    - Min -200 -328 °C °F
    - Max 280 536 °C °F
    Coefficient of thermal Expansion
    - Parallel to the surface 11 6 10-⁶/K 10-⁶/F
    - Normal to the surface 30 17 10-⁶/K 10-⁶/F
    Dry
    Maximum sliding speed, U 2.5 500 m/s fpm
    Maximum pU factor 1.8 50,000 N/mm² x m/s psi x fpm
    Coefficient of friction 0.02-0.25* 0.02-0.25*
    Oil Lubricated
    Maximum sliding speed, U 5.0 1,000 m/s fpm
    Maximum pU factor 5.0 143,000 N/mm² x m/s psi x fpm
    Coefficient of friction, f 0.02-0.12 0.02-0.12
    Recommendations
    Shaft surface roughness, Ra
    - Dry 0.3-0.5 12 - 20 µm µin
    - Lubricated ≤ 0.05 - 0.4 * ≤ 2 - 16 * µm µin
    Shaft surface hardness
    - Unhardened acceptable, improved bearing life > 200HB >200HB
    Operating Performance Value
    For Superior Performance Value
    Dry DP4 / DP11
    Oil lubricated DP4/DP31
    Grease lubricated DP4 / DX
    Water lubricated DP4-B
    Process Fluid Lubricated DP4 / DP31

* Depending on operating conditions 

极速飞艇基本走势图

GGB PTFE plain bearings on mars thanks to their durable nature

极速飞艇开奖视频直播

GGB is helping NASA’s Curiosity rover to explore the surface…

极速飞艇冷热号统计

GGB PTFE plain bearings are mounted on curiosity, the mars rover developed by NASA

极速飞艇技巧

Bearing Application for Curiosity - Mars Rover


hand winch ggb

极速飞艇官方开奖直播

Bearing Application for Hand Winch


GGB DU friction plain bearings selected by BESTEC GmbH for vacuum system cover applications

极速飞艇开奖平台

Bearing Application for Vacuum Technology


极速飞艇官方开奖号码

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

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