6806 Full Ceramic ZrO2 Ball Bearings 30x42x7mm Pack Of 25 High Durability Low Friction Ideal Replacement For Metal Bearings In Pumps Conveyors Motors Spindles And Gearboxes Ideal For Tough Industrial Use
✔️ 6806 Full Ceramic bearings; bore 30mm, OD 42mm, width 7mm, pack 25
These are 6806 full ceramic bearings built with Zirconia (ZrO2) races, ceramic balls, and a PTFE cage. They deliver high hardness, low friction, and excellent chemical resistance, making them ideal for precision machinery, robotics, medical devices, and food-processing equipment where cleanliness and longevity matter.
✅ Bore: 30 mm (1.18 in)
✅ Outer diameter: 42 mm (1.65 in)
✅ Width: 7 mm (0.28 in)
✅ Material: Zirconia ceramic (ZrO2) races and balls
✅ Cage: PTFE
✅ Type: Full ceramic bearing
✅ Pack size: 25 bearings
💡 What is a ceramic ball bearing used for in industrial equipment? Ceramic bearings are a handy upgrade for machines operating in tough environments.
- low friction for high-speed equipment
- high-temperature and chemical resistance for harsh processes
- long service life with minimal maintenance
- cleanroom-friendly and corrosion-resistant for food and pharmaceutical lines