NMT Ltd.
Corporate Communications Department
NMT Angular Contact Ball Bearings Precision Transmission Bearings For Machinery, High-Speed Stable Industrial Bearings Supporting Combined Loads
Precision processing machinery and high-speed automation equipment impose strict requirements on spindle rotation accuracy and operating rigidity. Ordinary deep groove ball bearings have limited axial load capacity. Axial displacement easily emerges under high-speed conditions and impairs machining precision. With special contact angle design, angular contact ball bearings withstand combined radial and axial loads. Matched installation achieves axial positioning to satisfy high-precision high-speed operation demands.
Japan NMT continuously upgrades manufacturing techniques for angular contact ball bearings. Ultra-precision grinding is carried out on raceways. Steel balls are strictly graded to guarantee stable high-speed rotation. Multiple contact angle specifications are available to fit light and medium preload assembly requirements. Single-row and double-row structural options are supplied. Suitable for continuous high-precision high-speed operation, products are widely fitted on CNC spindles, high-speed fluid pumps, robotic transmission units, precision testing instruments and medium-small high-speed reducers.
Core Product Advantages
Unique contact angle construction supports combined radial and unidirectional axial loads for complex stress conditions.
High rotation accuracy with low vibration during high-speed operation to guarantee equipment precision.
Matched mounting realizes bidirectional axial positioning and restrains spindle axial play effectively.
High limiting speed and great lubrication compatibility for long-term continuous high-speed operation.
Abundant structural selections including single row and double row to meet diverse rigidity design requirements.
Application Scenarios
Precision spindle units of CNC machine tools; high-speed industrial water pumps and hydraulic pumps; rotary joints of automated manipulators; precision measuring and testing instruments; medium-small high-speed gear reducers; high-speed precision textile transmission mechanisms.
Precision Quality Assurance
NMT angular contact ball bearings are made of high-purity bearing steel. Superfinishing is performed on inner and outer raceways. Rolling elements are graded dimensionally to realize uniform stress distribution. All finished goods pass precision inspection and high-speed running tests. Temperature rise and vibration values are strictly controlled to prevent precision degradation during prolonged high-speed service.
Product Range
Single-row and double-row angular contact ball bearings with multiple contact angles; matched bearing sets available for precision machinery.
Brand Strength
Japan NMT focuses on research and manufacturing of precision high-speed bearings. The brand improves rotation accuracy and high-speed stability continuously to resolve common issues including excessive vibration and poor precision retention for equipment spindles. It delivers trustworthy high-precision bearing solutions for CNC equipment, automation and precision fluid machinery industries.