Roulement entièrement en céramique (ZrO₂ et Si₃N₄) avec graisse à base de PTFE,Inner Diameter 12mm ,Outer Diameter 24mm ,Width 6mm , roulement de précision 6901-2RS pour machines industrielles, roulement à billes en céramique offrant une grande résistance à l'usure et une excellente stabilité thermique
✔️ Bore 12 mm (0.472 in), OD 24 mm (0.945 in), width 6 mm
This full ceramic ball bearing uses ZrO2 inner/outer races and Si3n4 ceramic balls, sealed and pre-lubed with PTFE-based grease. It's a common choice for precision machinery, robotics, CNC equipment, aerospace tooling, and medical devices where low noise and long life matter.
✅ Bore 12 mm (0.472 in) OD 24 mm (0.945 in) width 6 mm (0.236 in) ceramic bearing
✅ Material: ZrO2 / Si3n4 ceramic components for high stiffness and wear resistance
✅ Lubrication: PTFE based grease for wide temperature range -50 to 150 C
✅ Seals: 2RS style seals keep debris out and grease in
💡 What is a ceramic bearing used for in precision machinery? This handy guide explains why engineers pick ceramic bearings for demanding setups. - High speed capability and low friction for smooth motion - Excellent thermal stability, keeping performance consistent - Lightweight yet strong for compact designs - Resistant to corrosion and contamination in tough environments