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The 6312-M-J20AA-C4 is a current-insulated bearing with a 60mm bore and 130mm outer diameter, designed to block electrical currents. Its outer ring features a 200µm ceramic coating, providing insulation up to 3000V.
This model handles dynamic loads up to 89kN and spins smoothly at speeds up to 10300 RPM. The brass cage ensures durability and reduces friction during operation.
With a C4 radial clearance, it accommodates thermal expansion in demanding conditions. The coating maintains high resistance (50MΩ dry, 10MΩ damp), preventing current damage.
Ideal for electric motors or generators where stray currents are a concern. Compliant with RoHS and REACH standards, it’s a reliable choice for industrial applications. Weighing 2kg, it balances strength and practicality.
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How Is 6312-M-J20AA-C4 Bearing Engineered for Reliability?
6312-M-J20AA-C4 Bearing features an outer ring ceramic coating, providing excellent insulation against electrical currents.
The brass cage ensures smooth operation and reduces friction, even at high speeds up to 10,300 r/min.
With a basic dynamic load rating of 89.0 kN, it handles heavy loads reliably.
The C4 radial internal clearance allows for thermal expansion, making it suitable for various operating conditions.
Its breakdown voltage of ≤3000 V and high electrical resistance make it ideal for electric motor applications.
The 200 µm coating thickness ensures long-term protection against electrical damage.
6312-M-J20AA-C4 Bearing’s robust design and materials ensure durability in demanding environments.
It complies with ROHS and REACH standards, making it a safe and eco-friendly choice.
Industrial Uses of 6312-M-J20AA-C4 Bearing
This bearing is commonly used in electric motors and generators, where its current-insulating properties prevent damage from stray currents. The ceramic coating on the outer ring ensures reliable performance in high-voltage environments.
Where Is 6312-M-J20AA-C4 Bearing Used?
You’ll often find 6312-M-J20AA-C4 Bearing in wind turbines and industrial pumps, where electrical insulation is crucial. Its brass cage and C4 clearance make it suitable for applications with thermal expansion needs.
Optimized for Performance: 6312-M-J20AA-C4 Bearing
In railway traction systems, 6312-M-J20AA-C4 Bearing handles both radial loads and electrical isolation effectively. The 200µm coating thickness provides consistent insulation even in damp conditions.
Medical vs Industrial: Where 6312-M-J20AA-C4 Bearing Excels
While not typically used in medical devices, 6312-M-J20AA-C4 Bearing shines in industrial settings like conveyor systems. Its 89kN dynamic load rating ensures durability in continuous operation scenarios.
Practical Applications of 6312-M-J20AA-C4 Bearing
For CNC machine tools, 6312-M-J20AA-C4 Bearing offers protection against electrical pitting while maintaining precision. The 130mm outer diameter provides stable support for rotating components.
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