Gehrig® Bearings - Performance

Sleeve designs

Gehrig® provides the following default ceramic sleeve bearing designs:

  • Ceramic sleeves made of ZrO2, Si3N4 and SiC - pdf
  • Ceramic bushings made of ZrO2, Si3N4, SiC and Al2O3 - pdf
  • Ceramic thread guides made of ZrO2 and Al2O3 - pdf
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sleeve bearing CN

Full ceramic sleeve bearing of ZrO2 zirconia ceramic concerning DIN 4379 (DIN 1850-1) as composite component. ZrO2 is harder than steel, has a smaller thermal conductivity, good tribology, non magnetic and electric isolating.



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sleeve bearing CN

Full ceramic sleeve bearing of Si3N4 silicon nitride ceramic concerning DIN 4379 (DIN 1850-1) as friction bearing. Si3N4 has a high mechanical stability and a high hardness, very fracture tough and relatively light

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sleeve bearing CC

Full ceramic sleeve bearing of SiC silicon carbide ceramic concerning DIN 4379 (DIN 1850-1) as friction disk. SiC is very hard, relatively light, good heat conductive and thermal shock resistant..