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Precision bearings · Export ready

High-precision Bearings & Bearing Components

24 product lines of precision bearings, special bearings, ceramic bearings, hydrodynamic thrust bearings, electric spindles and specialty lubricants — supplied for overseas industrial customers, with export documentation and EUD support where required.

P5 / P6 precisionP4 / P2 spindle classCeramic & full-ceramic High-temperatureSpace gradeHydrodynamic thrust
Precision Bearings Special Bearings Components & Lubricants Hydrodynamic Bearings Electric Spindles

Precision BearingsHigh-speed, high-rigidity precision bearings for machine tools and industrial applications.

Ultra-high-speed Angular Contact Ball Bearings

Ultra-high-speed Angular Contact Ball Bearings

Ultra-high-speed, high-rigidity angular contact ball bearings for oil-air or jet lubrication, widely used in aerospace, machine tools, textile, automotive, railway, metallurgy, chemical and electronics industries.

  • Size series: H719C, H719AC, H70C, H70AC
  • Bore range: H719 8–220 mm, H70 8–220 mm
  • Features: ultra-high speed, high rigidity, oil-air or jet lubrication
Ball Screw Bearing Units

Ball Screw Bearing Units

A unitised roller-screw support assembly combining matched bearings and related accessories — simple to mount, convenient to use and highly reliable.

  • Series: BSDU…DF, BSTU…TFT, BSQU…QFC
Tapered Roller Bearings

Tapered Roller Bearings

32000 series tapered roller bearings designed to carry heavy axial loads across demanding industrial applications.

  • Size series: 32000
  • Carries large axial loads
Cylindrical Roller Bearings

Cylindrical Roller Bearings

For medium and large machine tools requiring high rigidity at moderate speeds and heavier loads.

  • Structure: single-row N10, double-row NN30

Special BearingsBearings for extreme temperatures, corrosion, space and other demanding environments.

DLC-coated Spherical Plain Bearings

DLC-coated Spherical Plain Bearings

Low-friction spherical plain bearings with diamond-like carbon (DLC) coating for self-lubrication; the coating strengthens the friction surfaces, extending bearing life and reliability.

600 °C High-temperature Spherical Plain Bearings

600 °C High-temperature Spherical Plain Bearings

High-temperature materials combined with high-temperature coating technology ensure no bonding and no seizure at 600 °C.

High-temperature High-speed Bearings

High-temperature High-speed Bearings

Developed for high speed, wide temperature range and unsteady loads; used as main-shaft bearings on several types of aircraft.

  • High-consistency high-temperature bearing steel
  • Non-linear multi-field coupled simulation
  • Full-condition rig testing
High-stability Space Bearing Systems

High-stability Space Bearing Systems

Highly stable space bearing systems supplied for several satellite programmes, providing reliable support for precise satellite attitude control.

Corrosion-resistant Bearings

Corrosion-resistant Bearings

Bearings engineered for corrosive media and aggressive operating environments. Detailed configurations and drawings available on request.

Bearing Components & LubricantsCeramic balls, full-ceramic bearings, greases, oils and special lubricants.

Ceramic Balls

Ceramic Balls

Ceramic balls and ceramic structural parts with controlled batch consistency, produced to GB/T 308.2-2010 (“Rolling bearing balls — Part 2: Ceramic balls”) and GJB 5332-2004.

  • Ceramic ball preparation, machining, inspection and batch consistency
Full-ceramic Bearings

Full-ceramic Bearings

Silicon-nitride full-ceramic bearings to P5 precision. Low centrifugal and gyroscopic moment, low deformation and heat generation, and reliable operation under poor lubrication — suitable for high-speed, high-temperature and corrosive conditions in aerospace, high-speed precision machining and petrochemical industries.

Low-noise Bearing Grease

Low-noise Bearing Grease

Formulated from base oil with extreme-pressure, antioxidant and anti-rust additives; used for vibration damping and lubrication of bearings and mechanical parts. Custom formulations available.

📄Photo on request

Anti-rust Oil

A range of anti-rust oils, greases and metalworking fluids developed over many years, blended to customer requirements.

Solid-oil Composite Lubricants

Solid-oil Composite Lubricants

Solid-oil products with 30–80 % lubricant content for −10 °C to 100 °C; reduce lubricant leakage with good lubrication and sealing performance. Widely used in maintenance-free bearing and linear-guide applications in agricultural machinery, woodworking, food and medical production lines.

Lubricants for Crushing & Screening Equipment

Lubricants for Crushing & Screening Equipment

Synthetic base oil with high viscosity index (≥ 128) and strong adhesion that resists being thrown out of the bearing. Good high-temperature stability prevents oxidation and loss, solving premature failure under high speed, high humidity, dust, heat and shock loads.

Perfluoropolyether (PFPE) Lubricants

Perfluoropolyether (PFPE) Lubricants

Excellent high/low temperature performance (−80 °C to about 350 °C), resistance to most organic solvents and strong acids, flame and thermal-oxidation resistance, low volatility and long or lifetime lubrication.

Low-temperature High-speed Lubricants

Low-temperature High-speed Lubricants

Good shear resistance at high speed with a dmn range of 600,000–1,500,000, low-temperature and chemical stability, multi-functionality and mechanical stability, plus oxidation, water, rust and corrosion resistance.

High-temperature Lubricants

High-temperature Lubricants

Blended from composite organic/inorganic thickeners and special oils with nano solid lubricants, giving good high-temperature lubrication, oxidation resistance, mechanical stability, adhesion and water/rust resistance.

Plain (Hydrodynamic) BearingsFixed-pad and tilting-pad thrust bearings for heavy rotating machinery.

Fixed-pad Thrust Bearings

Fixed-pad Thrust Bearings

Hydrodynamic (liquid-film) thrust bearings developed over nearly 20 years, reaching the performance level of comparable imported products. Listed in GE’s supplier directory in 2017.

Tilting-pad Thrust Bearings

Tilting-pad Thrust Bearings

Tilting-pad hydrodynamic thrust bearings for heavy rotating machinery, with performance comparable to imported equivalents; listed in GE’s supplier directory in 2017.

Electric Spindles & Spindle UnitsGrinding spindles, PM synchronous spindles and machining-centre spindles.

High-power High-rigidity Grinding Spindles

High-power High-rigidity Grinding Spindles

Constant-power design that lowers inverter cost, P4 precision ceramic ball bearings for reliable life, and copper-rotor or imported motors with low thermal loss. For internal, external, broach and thread grinding.

  • Applications: internal / external / broach / thread grinding
Permanent-magnet Synchronous Spindles

Permanent-magnet Synchronous Spindles

Compared with conventional aluminium-rotor induction spindles: higher power density, higher efficiency and energy saving, with reliable drive, closed-loop control, stable running, small size, high power and thermal protection.

  • Applications: external, internal and profile grinding
Tool-grinding Spindles

Tool-grinding Spindles

Stable performance, long life and low repair rate with high precision and rigidity. Copper-rotor or PM synchronous motors plus improved air-seal technology support round-the-clock operation. For automatic CNC tool grinders, machining drills, milling cutters, taps and inserts in one clamping.

  • Applications: CNC tool grinding, slotting and edge grinding
Machining-center Spindles

Machining-center Spindles

High precision, high torque and a wide speed range with flexible configuration. Suitable for precision machining of aerospace and automotive parts.

  • Size series: 170XDJ24Y30, 220XDJ series, 180XDJ40Y20
  • Cost reduced by more than 50 %
Fasteners & related hardware: high-strength bolts, nuts, washers and studs (DIN / ANSI / GB) can be supplied together with bearings — tell us the specification and quantity in the form below.

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