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TPI Precision Bearings 7011 C

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TPI Precision Bearings 7011 C Specification

Lubrication Type
Grease/Oil

Precision Rating
C

Retainer
Brass

Thickness
18 mm

Cage Material
Brass

Inside Diameter
55 mm

Bearing Type
Precision Bearing

Material
Chrome steel

Structure
Angular Contact

Seals Type
Open

Number Of Rows
Single Row

Bore Size
7011 C

Outside Diameter
90 mm

Limiting Speed
11000 rpm

Load Capacity
Standard

Static Load Rating
27.0 kN

Contact Angle
15°

Dynamic Load Rating
33.5 kN

Application
Machine Tool Spindle

Model Number
7011 C

About TPI Precision Bearings 7011 C

TPI Precision Bearings 7011 C

Bearing Preload..Rigidity..and Measured Face Side Offset

Bearing No

Bore d (mm)

Preload

Rigidity

Measured

Preload

Rigidity

Measured

Preload

Rigidity

Measured

Preload

Rigidity

Measured

Pro

Rao

offset

Pro

Rao

offset

Pro

Rao

offset

Pro

Rao

offset

(N)

(N/ u m )

( u m )

(N)

(N/ u m )

( u m )

(N)

(N/ u m )

( u m )

(N)

(N/ u m )

( u m )

5S1-7011C

125

( -5 )

245

( -12 )

645

131

( -27 )

1255

181

(-43)

Exceptional Precision for Spindle Applications

TPI 7011 C Precision Bearings are crafted for machine tool spindles where accuracy and reliability are paramount. The angular contact structure, combined with a 15 contact angle, ensures optimal load distribution, smooth operation, and high-speed capability, catering to the demanding requirements of modern machinery.

Durable Chrome Steel Construction with Brass Cage

Manufactured from premium chrome steel, the bearing offers superior strength and wear resistance. The brass cage enhances operational stability, allowing the 7011 C to withstand heavy loads while maintaining consistent performance, prolonging lifespan, and minimizing maintenance downtime.

Versatile Lubrication and Open Design

Suiting diverse operational needs, the 7011 C supports both grease and oil lubrication, providing flexibility in maintenance. Its open structure fosters excellent heat dissipation, which is essential for applications that demand sustained high speeds and reliability.

FAQs of TPI Precision Bearings 7011 C:

Q: How should the TPI 7011 C Precision Bearing be installed in a machine tool spindle?

A: For optimal performance, the TPI 7011 C should be mounted using a clean and controlled environment. Proper alignment and appropriate mounting tools are essential. Follow manufacturer guidelines to ensure the bearings angular contact is maintained, preventing premature wear and maintaining spindle accuracy.

Q: What are the primary benefits of using the TPI 7011 C bearing in industrial applications?

A: The main advantages include high dynamic and static load capacities, excellent performance at speeds up to 11,000 rpm, and enhanced operational stability due to the brass cage and precision rating. This results in improved spindle accuracy, reduced vibration, and extended bearing life.

Q: When should I choose an open type bearing like the 7011 C over a sealed type?

A: Open type bearings are ideal when heat dissipation and ease of relubrication are important, especially in high-speed or high-temperature environments typically encountered in machine tool spindles. However, they require regular maintenance to keep contaminants out.

Q: Where can I purchase or source the TPI 7011 C Precision Bearing in India?

A: TPI 7011 C bearings are available through authorized distributors, importers, and suppliers across India. Connect with certified industrial bearing dealers to ensure you receive genuine products with reliable after-sales support.

Q: What is the recommended process for lubricating the 7011 C bearing?

A: Lubricate the 7011 C bearing either with high-quality grease or oil, according to the applications speed and load requirements. Ensure the lubricant is compatible with chrome steel and brass cage materials. Follow a consistent maintenance schedule for the best performance.

Q: How does the single-row angular contact design enhance the loading capacity?

A: The single-row angular contact design allows the bearing to accommodate both radial and axial loads efficiently, particularly in one direction. The 15 contact angle optimizes load transfer, reduces friction, and increases bearing efficiency under high-speed, high-load conditions.

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