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Poor quality bearing lubricant

What Are the Effects of Inferior or Expired Lubricants on Bearings?

Inferior or expired lubricants can cause bearing overheating, increased friction, Corrosion and Rust, accelerated wear, Accelerated Surface Fatigue and Spalling, Lubricant Oxidation and Acid Formation, Contamination and Particle Intrusion, and even complete failure. A qualified lubricant must have stable viscosity, oxidation resistance, low volatility, and compatibility with bearing materials. Trusted

bearing application engineer | Maxwell 04/29/2025

Cylindrical roller bearings

Authoritative Guide to Selecting Magnetic Suspension Protective Bearings

To select magnetic suspension protective bearings, you must evaluate rotor drop speed, shock load resistance, operating temperature, material compatibility, and structural fit. The ideal bearing should withstand emergency impacts during magnetic levitation failure, operate reliably in high-speed and high-temperature environments, and prevent damage to the shaft or housing. Angular contact

bearing application engineer | Maxwell 04/29/2025

Cylindrical Roller Bearings

Why Do Rolling Bearings Need to Be Preloaded? What Is the Correct Preload Operation Method?

Rolling bearings need to be preloaded to eliminate internal clearance, improve rotational accuracy, increase rigidity, reduce vibration, extend bearing life, and prevent bearing loosening during operation. Preload ensures that rolling elements maintain constant contact with raceways, allowing stable, high-performance function in CNC machines, motors, and precision equipment. The correct preload

bearing application engineer | Maxwell 04/29/2025

Angular Contact Ball Bearings

How to Install and Disassemble CNC Milling Machine Bearings?

To install CNC milling machine bearings, first identify the correct bearing type—such as angular contact ball bearings or tapered roller bearings—and ensure the installation direction matches the load requirements. Use proper tools like induction heaters and bearing sleeves to avoid damaging the components. For disassembly, safely remove locking parts and

bearing application engineer | Maxwell 04/29/2025

Machine tool spindle bearings

What Are the Factors That Affect the Speed of the Machine Tool Spindle Bearing? How to Ensure High Speed?

The speed of a machine tool spindle bearing is affected by factors such as bearing type, preload, lubrication method, bearing clearance, shaft balancing, cooling system, and installation accuracy. To ensure high-speed performance, manufacturers must select high-precision hybrid ceramic bearings, apply optimal preload, use oil-air lubrication, maintain precise shaft alignment, control

bearing application engineer | Maxwell 04/29/2025

Angular Contact Ball Bearings

How to Distinguish the Face and Back of an Angular Contact Ball Bearing? Is the Distinction Important?

The face (or thrust side) of an angular contact ball bearing typically has laser markings, a higher shoulder on the inner ring, and is designed to handle axial load. The back has a larger chamfer and is not meant to carry axial force. Correct orientation is essential for optimal performance

bearing application engineer | Maxwell 04/24/2025

Cross roller bearings

How Does a Cross Roller Bearing Work? What Industries Are It Mainly Used In?

A cross roller bearing is a high-precision bearing with cylindrical rollers arranged in a crisscross pattern, enabling it to handle radial, axial, and moment loads simultaneously. Known for its compact design and rigidity, it is widely used in industries such as robotics, machine tools, aerospace, and medical equipment where smooth,

bearing application engineer | Maxwell 04/24/2025

What Are the Settlement Methods for Purchasing Bearings from China?

Buyers can choose from various secure payment methods including T/T, L/C, DP, OA, and platform-based protection like Alibaba Trade Assurance. New buyers typically pay via bank transfer with a 30/70 split, while trusted long-term partners may access credit terms. Most transactions are settled in USD, EUR, or CNY, but additional

bearing application engineer | Maxwell 04/23/2025

Is Shipping Expensive When Purchasing Bearings from China?

Not necessarily. The total shipping cost depends on shipping method, volume, urgency, and delivery terms. Bearings can be shipped by sea, air, or rail—with ocean freight offering the lowest cost for bulk orders, and air freight being best for urgent or lightweight shipments. Rail is a cost-effective mid-point for Europe

bearing application engineer | Maxwell 04/23/2025

Robot arm bearings

How to Judge the Bearing Failure of RV Reducer? How to Deal with the Failure?

Bearing failure in an RV reducer can be identified through key symptoms such as abnormal noise, increased vibration, overheating, rising backlash, and contamination in the lubricant. Each symptom corresponds to specific failure modes—ranging from wear, lubrication issues, to misalignment.
Solutions include diagnostic inspection for unknown causes, bearing replacement when

bearing application engineer | Maxwell 04/23/2025

Bearing solutions

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