TYHI is the world biggest oil film bearing developing and manufacturing plant, and it is also the only professional company which can do bearing development,designing,manufacturing,sales and service in the domestic market. The TZ oil film bearings were appraised as the first “China Top Brand” in the heavy industry field of China. All the process of manufacturing such as smelting, casting, forging, welding and so on can be completed independently.

TYHI already supplied ten thousands hydrostatic & hydro-dynamic bearings which more than 50 types seperatly for hot mills,cold mills,slab mills and high-speed wire rod mills in China and overseas.Now our domestic market portion of oil film bearing products have reached to 80%, which have been supplied more than 50 steel plants like An Steel, HSM 1780mm, Bao Steel, ZHANJIANG HSM 2250mm,Anyang Steel plate mill 2800mm,Nanjing Steel plate mill 4700mm.The products has been exported to more than 10 countries and regions such as Germany, Japan,South Africa,India,Indonesia,Kazakhstan,etc.

TYHI has the highest accuracy professinal grinding equipment center.The products finish accuracy can reach to  grade µ.The products specification range from 160mm-2000mmm in diameter and today our products can take 160000 KN of load for more than 5000 mm plate mill. The annual production is more than 1000 whole set oil film bearings. TZ oil film bearing has A, B, C, D four series including every type of oil film bearing. These four series can meet the requirements of all mills in the world.

    TYHI established the oil film bearing research institution, which especially working on bearing scientific research and new products development. The institution is facilitated with special experimental equipment.We also provide training for customer’s personnel and hold seminars for our customers to promote the technology development of oil film bearings.


  • The largest oil film bearing workshop in the world
    The largest oil film bearing workshop in the world
  • Sketch diagram of oil film bearing structure
    Sketch diagram of oil film bearing structure
  • Bush of oil film bearing
    Bush of oil film bearing
  • Sleeve of oil film bearing
    Sleeve of oil film bearing
  • TZ oil film bearing at site
    TZ oil film bearing at site
  • Our Bearing Installed in Mitsubishi Mills for Bao Steel HSM 1880mm
    Our Bearing Installed in Mitsubishi Mills for Bao Steel HSM 1880mm
  • TZ bearings installed in Danieli 4-high reversible steckel mill for Shaoguan Steel
    TZ bearings installed in Danieli 4-high reversible steckel mill for Shaoguan Steel
  • TZ bearings installed in SMS mills for Bao Steel ZHANJIANG HSM 2250mm
    TZ bearings installed in SMS mills for Bao Steel ZHANJIANG HSM 2250mm
  • TZ bearings installed in SMS mills for Maanshan Steel HSM 1580mm
    TZ bearings installed in SMS mills for Maanshan Steel HSM 1580mm

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