Zhejiang Zhongzhou Bearing Co.,Ltd

CBB is the private brand of Zhongzhou Bearing. The featured product is High Precision EMQ Deep Groove Ball Bearings, with inner bore diameter ranging from 6mm to 40mm, noise and vibration levels that exceed Z4/V4. All production lines including steel tubes making, heat treatment, grinding, super finishing, assembly are 100% automatic. The factory is also equipped with professional QC teams and automatic inspection equipment to ensure the stable and high quality. Zhongzhou Bearing has ISO 9001, IATF 16949 and ISO 14001 Environment certified.

EMQ Deep Groove Ball Bearings

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Specialist on EMQ Ball Bearing for more than 10 years
More than 140 professional employees
More than 60 Million annual EMQ Ball Bearing production capacity
● ISO9001 Quality Management System certified
● Strong QC system: IATF16949:2016 & TQM system
● Complete supply chain: Steel Pipe—Lathing Rings—Heat Treatment
● Automatic inspection on-line
● R&D center equipped with multiple laboratories
  Quality Management

Test Center

CBB Bearing test center has a complete range of measuring instruments for bearing products, including roundness and length measuring instrument, roughness measuring instrument, vibration tester, groove radius measuring instrument, spectrum analysis instrument, metallographic test machine, microscope, life test machine, projector, salt spray testing machine, sealing performance tester, high temperature tester, grease analysis instrument, etc. It provides a strong guarantee for stable and high quality.

QC Team

CBB Bearing has a professional QC team, which is in charge of quality inspection during the whole production, including IQC, IPQC, FQC. The inspectors provide 100% guarantee for good quality before delivery.