3 Pack Full Ceramic 6011 ZrO2 Ball Bearings 55x90x18mm for High Precision Machinery, 55 mm Inner Diameter, 90 mm Outer Diameter, 18 mm Width, PTFE Cage, Low Friction, Wholesale Bulk Bearings
✔️ 3-pack full ceramic 6011 bearings, 55x90x18mm, zirconia
These are full ceramic ball bearings built with zirconia (ZrO2) balls and races, and a PTFE cage. They’re ideal for precision applications where low friction, corrosion resistance, and dry operation matter, such as robotics, CNC assemblies, and high-precision machinery.
✅ Inner diameter: 55 mm
✅ Outer diameter: 90 mm
✅ Width: 18 mm
✅ Cage material: PTFE
✅ Balls: Zirconia ceramic (ZrO2)
✅ Races: Zirconia ceramic (ZrO2)
✅ Type: Full ceramic bearing
✅ Pack size: 3 bearings
💡 What is a full ceramic ball bearing used for in high-precision machinery? These bearings are handy for precision work and long life. - high rigidity and low friction for precise motion - corrosion resistance and chemical compatibility - lightweight with good thermal stability - long service life with minimal lubrication