6209 Full Ceramic ZrO2 Ball Bearing 45x85x19mm

6209 Full Ceramic Ball Bearing 45x85x19mm
✔️ Zirconia races and balls with PTFE cage

This is a single 6209 full ceramic ball bearing (pack of 1) built with zirconia ceramic races and balls, paired with a PTFE cage for smooth, low-friction operation. It is commonly used in high-temperature, non-lubricated, and corrosion-sensitive environments where steel bearings would fail.

✅ Inner diameter: 45mm
✅ Outer diameter: 85mm
✅ Width: 19mm
✅ Balls: Zirconia ceramic (ZrO₂)
✅ Races: Zirconia ceramic (ZrO₂)
✅ Cage material: PTFE
✅ Quantity: 1 bearing

💡 Why are full ceramic ball bearings preferred in harsh or non-lubricated environments?
The zirconia material resists corrosion, heat, and chemical exposure while running with low friction.
- Ceramic maintains strength without metal fatigue
- PTFE cage allows smooth rotation without metal-on-metal contact
- Ideal for moisture, chemicals, or cleanroom use

Perfect for demanding builds where metal bearings would wear out or corrode, grab one and upgrade your system to a longer-lasting ceramic setup.