+86 15806631151 info@sdtflbearing.com
The 6320-M-C4-SQ77 is an electrically insulated ball bearing with a 100mm bore and 215mm outer diameter, designed to prevent electrical currents from damaging machinery. It features a durable brass cage and can handle dynamic loads up to 182 kN.
Its outer ring is coated with an insulating layer, providing a breakdown voltage of 1000-3000V and electrical resistance of 50-200 MΩ. This makes it ideal for use in electric motors or generators where stray currents are a concern.
With a reference speed of 6700 r/min, it offers smooth operation even at high speeds. The C4 radial internal clearance ensures reliable performance under varying thermal conditions.
Weighing 1.26kg, this bearing is robust yet manageable for its size. It complies with ROHS standards, making it a safe choice for industrial applications.
"*" indicates required fields
How Is 6320-M-C4-SQ77 Bearing Engineered for Reliability?
6320-M-C4-SQ77 Bearing features an insulating coating on the outer ring, preventing electrical damage in high-voltage environments.
The brass cage ensures smooth operation and reduces friction, even at high speeds up to 6,700 r/min.
With a basic dynamic load rating of 182 kN, it handles heavy loads reliably.
The C4 radial internal clearance allows for thermal expansion, maintaining performance under varying conditions.
Its breakdown voltage ranges from 1,000 to 3,000 V, making it suitable for electric motors.
The coating thickness of 100-500 µm provides consistent insulation and long-term protection.
Industrial Uses of 6320-M-C4-SQ77 Bearing
The 6320-M-C4-SQ77 Bearing is commonly used in electric motors and generators, where its insulating coating prevents electrical arcing and extends service life. Its brass cage ensures smooth operation even under high-speed conditions.
Where Is 6320-M-C4-SQ77 Bearing Used?
You’ll often find 6320-M-C4-SQ77 Bearing in wind turbines and industrial drives, thanks to its ability to handle both radial and axial loads. The C4 clearance makes it suitable for applications with thermal expansion concerns.
Built for Heavy-Duty Use: 6320-M-C4-SQ77 Bearing
In conveyor systems and heavy machinery, 6320-M-C4-SQ77 Bearing’s high dynamic load rating ensures reliable performance. The SQ77 coating also resists wear in harsh environments.
Automotive vs Aerospace: Applications of 6320-M-C4-SQ77 Bearing
While 6320-M-C4-SQ77 Bearing is used in automotive alternators for its insulation properties, it’s also found in aerospace equipment where electrical safety is critical. The wide temperature range adds to its versatility.
Perfect Fit for Automation: 6320-M-C4-SQ77 Bearing
In robotic arms and automated production lines, 6320-M-C4-SQ77 Bearing’s high-speed capability and electrical insulation make it a smart choice. The consistent performance reduces downtime in continuous operations.
"*" indicates required fields