Quality control

OSAI Bearings · Quality Control System

From raw materials to finished products, we strictly control every step with rigorous standards, dedicated to delivering stable and reliable bearing products.

Technology R&D Center

Technology R&D Drives Quality

Annually invest 8% of sales revenue in R&D, hold 50+ technical patents, enhancing product stability from the source.

  • Customized material formula, suitable for different working conditions
  • Finite element simulation test to avoid risks in advance

Professional quality control team

Experienced engineer team with 20 years to build the whole process quality control system

  • The raw materials shall be 100% inspected when delivered to the factory to eliminate unqualified products
  • Multi-node spot check of production process, real-time monitoring
QC inspection team

Three Core Technologies Ensuring Quality Precision

From materials to testing, advanced technology ensures every bearing meets high standards.

High-Strength Alloy Material

Advanced Material Technology

Special heat treatment processes enhance wear resistance, extending lifespan by 30%+.

Precision Machining Equipment

Precision Manufacturing Process

German-imported equipment controls dimensional accuracy at the micron level for smoother operation.

Performance Testing Laboratory

Comprehensive Testing Technology

Simulates real working conditions to ensure life span, speed, temperature, and other metrics meet standards.

Industry-Specific Quality Solutions

Tailored quality standards and solutions to meet the needs of different industries.

Automotive Industry

Low Friction, High Lifespan

Machine Tool Equipment

High Precision, Low Vibration

Wind Power Industry

Heavy Load, Corrosion Resistant

Mining Machinery

Impact Resistant, Dust Proof

Shipbuilding Industry

Salt Spray Corrosion Resistant

Motor Industry

Low Noise, High Efficiency

Agricultural Machinery

Pollution Resistant, Strong Sealing

Photovoltaic Equipment

High Precision, Weather Resistant

Three-Step Full-Process Quality Control

Standardized control from demand to after-sales, ensuring stable quality.

01

Demand Analysis

Clarify industry quality standards and define core product metrics.

02

Solution Design

Customize material, process, and testing standards to match requirements.

03

Full-Process QC

Inspection and tracking across all stages, from raw materials to after-sales.

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