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GJP BEARING TRY TO PROVIDE THE BEST PRECISION BEARING FOR OUR CUSTOMER
 
 
  • X-RAY TUBE BEARING
  • DENTAL BEARING
  • BALL-SCREW BEARING
  • ROBOT BEARING
  • FOUR-POINTS CONTACT BEARING
  • YRT TURNABLE BEARING
  • SPINDLE BEARING
  • FULL-FILLED BEARING
  • HIGH-TEMPERATURE BEARING
  • THIN-SECTION BEARING
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    GJP bearing ferrule and steel ball are made of refined GCr15 bearing steel, the retainer is made of brass belt(H62) or cold-rolled steel belt(SPCC BQB402) by pressing(or strengthened engineering plastics if necessary), the dustproof cover is made of special imported material(SPCC JISG3141) or stainless steel belt(ICr18Ni9), and the sealing loop is made of phosphated steel frame and BUNa-N by hot pressing.

     

    Chemical composition of bearing steel and stainless steel:

    Steel No.

    C%

    Si%

    Mn%

    S%

    P%

    Cr%

    GCr15

    0.95-1.05

    0.15-0.3

    0.25-0.45

    <0.025

    <0.025

    1.3-1.6

    9Cr18

    0.90-1.05

    <0.8

    <0.8

    <0.04

    <0.03

    16-19

    Cross reference table of bearing steel model of different countries:

    Country

    China

    ISO

    U.S.A

    Germany

    japan

    Sweden

    Bearing Steel Number

    GCR15

    683/X

    (AISI)52100

    (Din）100Cr6

    (Jis)SUJ-2

    SKF3