about Aosen

Your Reliable Bearing Manufacturing Partner
As

China precision ball bearings manufacturers and custom stainless steel bearing suppliers

, we are a professional bearing export company, backed by our own manufacturing facility established in 2016. With nearly a decade of experience specializing in deep groove ball bearing production, our factory delivers stable, mature, and reliable manufacturing capabilities.
Serving global markets, we offer overseas clients one-stop solutions covering customized production, quality control, stable supply, and export support.
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Our Advantages

  • Customization

    We offer end-to-end, one-stop customization services for non-standard bearings. Supported by our own manufacturing facility, we maintain full control from raw material sourcing to final delivery. Bearings can be developed based on customer drawings or samples, with structural and dimensional adjustments such as extended inner rings, grooved outer rings, and special tolerance requirements to suit specific operating conditions.

  • Quality

    A comprehensive, process-wide quality control system is in place to ensure precision and consistency. Using specialized inspection and measurement equipment, we closely monitor critical parameters including inner and outer diameters, as well as roundness. All bearings undergo standardized factory inspections—covering flatness and visual quality—before shipment, effectively preventing defects and ensuring reliable performance.

  • Multiformity

    We have established a dual-layer product portfolio combining proprietary core models with extended model options, serving bearing applications across multiple industries. Our own factory supplies 40 proven mainstream models with stable availability, while partnerships with five qualified manufacturers expand the range to over 230 models, covering non-standard customization, special materials, and high-precision bearings.

  • Capacity

    Our factory focuses on large-scale production of deep groove ball bearings, with an annual output of 13–15 million sets, ensuring secure and on-time delivery for high-volume orders.

  • Cost

    Direct supply from our own factory reduces intermediate costs while maintaining consistent quality and competitive pricing. By collaborating with five specialized partner factories, we broaden product coverage and improve overall efficiency, enabling flexible procurement solutions with strong cost advantages.

  • Customization
  • Quality
  • Multiformity
  • Capacity
  • Cost

Industry Applications

  • Equipment on food and beverage production lines (e.g., fillers, mixers, conveyors) comes into direct or indirect contact...
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  • The high salinity and humidity of marine environments pose severe corrosion challenges to metal components. Marine equip...
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  • Medical devices (e.g., dental handpieces, centrifuges, imaging equipment) and pharmaceutical machinery (e.g., filling li...
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  • Equipment in this industry is frequently exposed to strong acids, alkalis, solvents, and other highly aggressive chemica...
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  • In wastewater treatment, desalination, pump systems, and water circulation equipment, bearings are consistently exposed ...
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