KYKY FF160/620F Grease-Lubricated Turbomolecular Pump Bearing Solutions

As critical components for vacuum systems, KYKY FF160/620F grease-lubricated bearings significantly impact equipment performance. This report provides complete technical data, industry applications, and expert maintenance recommendations.

Technical Specifications of KYKY FF160/620F Bearings

The advanced grease-lubrication technology in KYKY FF160/620F turbo molecular pump bearings ensures reliable operation under extreme conditions, meeting stringent requirements in semiconductor and scientific research applications.

Case Study: National Laboratory Application

After replacing conventional bearings with FF160/620F grease-lubricated versions in a synchrotron radiation facility:

40% improvement in vacuum stability

20dB noise reduction

Maintenance intervals extended to 3 years

15% increase in energy efficiency

Frequently Asked Questions (FAQ)

1. Recommended replacement interval?

Preventive replacement suggested every 3-5 years or 30,000 operating hours.

2. Maintenance indicators?

Immediate inspection required when:

Vacuum fluctuation >10%

Abnormal vibration (>4mm/s)

Sustained bearing temperature >100℃

3. Special tools for installation?

Mandatory equipment:

Dedicated bearing mounting fixture

Torque wrench (5-8N·m)

Dynamic balancing tester

4. Alternative greases permitted?

Strictly prohibited. Only use KYKY-approved KY-Grease 620.

5. Maximum temperature tolerance?

Continuous operation: 120℃

Short-term peak: 150℃ (<2 hours)

6. Primary failure causes?

Lubricant contamination (45%)

Overloading (30%)

Improper installation (25%)

7. Storage requirements for spare bearings?

Vacuum-sealed packaging

Storage at 20±5℃

Magnetic field protection

8. Post-replacement procedures?

Essential steps:

Rotor balancing (≤0.1g·mm)

Vacuum leak test (≤1×10⁻⁹ Pa·m³/s)

72-hour trial run

9. Variable frequency operation?

Supported with:

Speed variation rate <500RPM/s

Minimum speed >15,000RPM

10. OEM technical support?

Contact KYKY service hotline 400-XXX-XXXX or authorized service centers.

Industry Applications

FF160/620F bearings excel in:

Semiconductor: EUV lithography vacuum requirements

Scientific Instruments: EM, mass spectrometer stability

Aerospace: MIL-STD-810G vibration certified

Maintenance Protocol

Biannual vibration analysis

Establish bearing operation logs

Regular thermal imaging inspections

Implement real-time vibration monitoring

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Recommended for publication in "Products" section of corporate website and industry journals like Vacuum Science & Technology and Semiconductor Equipment.