Roulement à billes céramique hybride 6205 (billes Si₃N₄) – Roulement de moteur électrique à haute vitesse et faible friction

Le 6205 Hybrid Ceramic Ball Bearing combines silicon nitride (Si₃N₄) ceramic balls with high-quality steel rings, delivering superior performance compared to standard steel bearings. This hybrid design significantly reduces friction, improves rotational speed, and enhances overall durability.

Le 6205 Hybrid Ceramic Ball Bearing combines silicon nitride (Si₃N₄) ceramic balls with high-quality steel rings, delivering superior performance compared to standard steel bearings. This hybrid design significantly reduces friction, improves rotational speed, and enhances overall durability.

Silicon nitride balls are lighter, harder, and more resistant to wear and heat than steel balls, allowing the bearing to operate at higher speeds with lower heat generation. Additionally, the ceramic elements provide electrical insulation, helping to prevent electrical pitting and extend bearing life in electric motor applications.

The 6205 hybrid ceramic bearing is available in multiple configurations, including open, ZZ (metal shield), and 2RS (rubber sealed), making it suitable for a wide range of industrial and high-performance environments.

Caractéristiques clés

  • Silicon nitride (Si₃N₄) ceramic balls for high performance
  • Higher speed capability than standard steel bearings
  • Reduced friction and lower heat generation
  • Longer service life and improved wear resistance
  • Electrically insulating to prevent current damage
  • Disponible en configurations Ouvert, ZZ et 2RS
  • Ideal for high-speed and precision applications

Spécifications techniques

Paramètre Valeur
Modèle de roulement 6205 Hybrid Ceramic
Diamètre intérieur (d) 25 mm
Diamètre extérieur (D) 52 mm
Largeur (B) 15 mm
Ball Material Silicon Nitride (Si₃N₄)
Ring Material Acier au chrome / Acier inoxydable
Matériau de la cage Acier / Nylon
Type de joint Ouvert / ZZ / 2RS
Lubrification Graisse / Huile
Classe de précision ABEC-3 / ABEC-5 / ABEC-7
Température de fonctionnement -20°C à 150°C

Applications

The 6205 hybrid ceramic bearing is widely used in:

  • Moteurs électriques et générateurs
  • High-speed spindles
  • CNC machinery
  • Pompes et compresseurs
  • Automotive systems (electric vehicles)
  • Industrial automation equipment

Pourquoi nous choisir

  • High-quality silicon nitride ceramic balls
  • Solutions OEM et sur mesure disponibles
  • Advanced manufacturing and precision control
  • Tarification compétitive pour les commandes en gros
  • Fast delivery and global support

FAQ

Q1: What is the advantage of hybrid ceramic bearings?
A: They offer higher speed, lower friction, longer life, and electrical insulation compared to standard steel bearings.

Q2: Are hybrid ceramic bearings better than full ceramic bearings?
A: Hybrid bearings combine the strength of steel rings with the performance of ceramic balls, making them more versatile for most industrial applications.

Q3: Can you provide sealed versions like 6205-2RS?
A: Yes, hybrid ceramic bearings are available in open, ZZ, and 2RS configurations.

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