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The 6322-M-C4-SQ77 is an electrically insulated ball bearing with a 110mm bore and 240mm outer diameter, designed to prevent electrical currents from passing through. Its outer ring features a special coating (SQ77) that provides insulation, with a breakdown voltage of 1000-3000V.
This bearing handles dynamic loads up to 216kN and spins smoothly at speeds up to 6000 RPM. The brass cage ensures durability, while the C4 radial clearance allows for thermal expansion in demanding conditions.
The insulation layer (100-500µm thick) offers high electrical resistance (50-200 MΩ), making it ideal for electric motors or generators. It’s also RoHS compliant, ensuring safe use in various industrial applications.
Weighing 1.26kg, this NKE model is a reliable choice for machinery where electrical insulation is crucial. Its robust design suits heavy-duty environments while preventing damage from stray currents.
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What Makes 6322-M-C4-SQ77 Bearing Suitable for High-Temperature Applications?
6322-M-C4-SQ77 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-temperature environments.
The brass cage ensures stability and reduces friction, even under heavy loads.
With a breakdown voltage of 1000~3000 V, it offers reliable electrical insulation.
Its C4 radial internal clearance allows for thermal expansion, maintaining performance in demanding conditions.
Industrial Uses of 6322-M-C4-SQ77 Bearing
The 6322-M-C4-SQ77 Bearing is commonly used in electric motors and generators, where its electrically insulated coating prevents current leakage and protects against damage.
Its brass cage design ensures smooth rotation even under high-speed conditions, making it reliable for industrial applications.
Where Is 6322-M-C4-SQ77 Bearing Used?
In wind turbines, the 6322-M-C4-SQ77 Bearing handles high dynamic loads while its insulation coating safeguards against electrical arcing.
The C4 radial clearance allows for thermal expansion, which is essential in fluctuating temperature environments.
Optimized for Performance: 6322-M-C4-SQ77 Bearing
For railway traction systems, the 6322-M-C4-SQ77 Bearing offers durability and electrical insulation, reducing downtime and maintenance costs.
Its high breakdown voltage rating makes it suitable for applications where electrical interference is a concern.
Automotive vs Aerospace: Applications of 6322-M-C4-SQ77 Bearing
In automotive hybrid systems, the 6322-M-C4-SQ77 Bearing ensures efficient power transmission while preventing electrical damage.
For aerospace applications, its lightweight design and insulation properties make it a practical choice for avionics and auxiliary systems.
Practical Applications of 6322-M-C4-SQ77 Bearing
The 6322-M-C4-SQ77 Bearing is ideal for medical imaging equipment, where electrical insulation and precision are critical.
Its high static load rating ensures stability in devices that require consistent performance over long periods.
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