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  • Report No. 05-201502
    2015-02-03
    Test ISO    Standard Received           CRAFT       
    6202 2RS   6202 2RS  
    Hardness (HRC) Inner ring 61-65 61,9 61,3
    Outer ring 61-65 61,8 61,5
    Ball/Roller 62-66 62,3 62,5
    Raceway surface roughness Rz/Ra (µm) Inner ring 1,0/0,2 0,71/0,12 0,85/0,11
    Outer ring 1,0/0,2 0,82/0,13 0,92/0,12
    Ball/Roller 1,0/0,15 0,55/0,10 0,65/0,09
    Raceway roundness (mm) Inner ring 0,010 0,0065 0,007
    Outer ring 0,030 0,019 0,025
    Radial Clearance (µm)   3-18 14 15
    External Dimension Tolerance (mm) Inner (d) 15(-0,008) 15,000 15,000
    Outer (D) 35(-0,011) 34,990 34,990
    Width (B) 11(-0,12) 10,980 10,960
    Lot diameter(µm) Ball/Roller 2-3 2,2 2,1
    Vibration Velocity (um/s) Low freq. 210 29,23 27,73
    Medium fr. 150 18,45 14,88
    High freq. 120 82,77 72,86
    Peak  -  -   - 
    Vibration Acceleration (dB) dB 44 23,0 22,0
    Chemial composition material (%) GCr15 coincidence 100% 100% 100%
    Leakage 2% 0% 0% 0%
             
    Conclusion: All bearings meet the standard values
  • Report No. 01-201502
    2015-02-03
    Test ISO    Standard Received           CRAFT       
    32209 32209
    Hardness (HRC) Inner ring 61-65 62,0 61,0
    Outer ring 61-65 61,2 61,6
    Ball/Roller 62-66 - -
    Raceway surface roughness Rz/Ra (µm) Inner ring 1,0/0,2 0,88/0,14 0,86/0,13
    Outer ring 1,0/0,2 0,83/0,13 0,78/0,12
    Ball/Roller 1,0/0,15 0,61/0,09 0,5/0,08
    Raceway roundness (mm) Inner ring  -  -  -
    Outer ring  -  -  -
    Radial Clearance (µm)   3-18 14 15
    External Dimension Tolerance (mm) Inner (d) 45(-0,012) 44,994 44,990
    Outer (D) 85(-0,018) 84,987 84,990
    C 19(-0,12) 18,925 18,980
    23(-0,12) 22,946 22,941
    T 24,75(+0,2) 24,750 24,750
    Lot diameter(µm) Ball/Roller  -  -  -
    Vibration Velocity (um/s) Low freq. 440 132 227
    Medium fr. 690 340 533
    High freq. 740 431 730
    Peak  - 2006 3778
    Vibration Acceleration (dB) dB  -  -  -
    Chemial composition material (%) GCr15 coincidence 100% 100% 100%
    Leakage 2%  -  -  -
             
    Conclusion: All bearings meet the standard values
  • Report No. 01-201502
    2015-02-03
    Test ISO    Standard Received           CRAFT       
    6208     6208    
    Hardness (HRC) Inner ring 61-65 64,2 63,7
    Outer ring 61-65 63,5 63,8
    Ball/Roller 62-66 - -
    Raceway surface roughness Rz/Ra (µm) Inner ring 1,0/0,2 0,87/0,13 0,87/0,13
    Outer ring 1,0/0,2 0,75/0,14 0,83/0,12
    Ball/Roller 1,0/0,15 - -
    Raceway roundness (mm) Inner ring - - -
    Outer ring - - -
    Radial Clearance (µm)   6-20 17 20
    External Dimension Tolerance (mm) Inner (d) 40(-0,012) 39,992 39,899
    Outer (D) 80(-0,013) 79,992 79,994
    Width (B) 18(-0,12) 17,985 17,980
    Lot diameter(µm) Ball/Roller - - -
    Vibration Velocity (um/s) Low freq. 360 341 315
    Medium fr. 300 69 117
    High freq. 260 78 82
    Peak - 401 422
    Vibration Acceleration (dB) dB 100% 100% 100%
    Chemial composition material (%) GCr15 coincidence - - -
    Leakage 2% - - -
             
    Conclusion: All parameters corresponds to the standard values.
  • Report No. 10-201405
    2014-05-29
    Test ISO    Standard Received           CRAFT       
    22209 MW33  22209 MW33 
    Hardness (HRC) Inner ring 59-65 63,3 64
    Outer ring 59-65 51,9 63,4
    Ball/Roller 62-66  - -
    Raceway surface roughness Rz/Ra (µm) Inner ring 1,0/0,2  - -
    Outer ring 1,0/0,2 0,142 0,1555
    Ball/Roller 1,0/0,15 0,13 0,133
    Raceway roundness (mm) Inner ring  -  -  -
    Outer ring  -  -  -
    Radial Clearance (µm)   35-55 49 50
    External Dimension Tolerance (mm) Inner (d) 45(-0,012) 45 45
    Outer (D) 85(-0,015) 84,99 84,98
    Width (B) 23(-0,12) 22,96 22,95
    Lot diameter(µm) Ball/Roller -  - -
    Vibration Velocity (um/s) Low freq. 570 330 326
    Medium fr. 690 422 418
    High freq. 690 657 644
    Peak - 2720 2657
    Vibration Acceleration (dB) dB - - -
    Chemial composition material (%) GCr15 coincidence - - -
    Leakage 2% - - -
             
    Conclusion: All parameters corresponds to the standard values
  • Report No. 13-201403
    2014-03-31
    Test ISO    Standard Received           CRAFT       
    7804 A 7804 A
    Hardness (HRC) Inner ring 59-65    
    Outer ring 59-65    
    Ball/Roller -    
    Raceway surface roughness Rz/Ra (µm) Inner ring -    
    Outer ring 0,2 0,187 0,189
    Ball/Roller 0,2 0,185 0,097
    Raceway roundness (mm) Inner ring  -  -  -
    Outer ring  -  -  -
    Radial Clearance (µm)   35-55 49 50
    External Dimension Tolerance (mm) Inner (d) 19,05 19,05 19,04
    Outer (D) 45,25    
    Width (B) 15,494 15,486 15,492
    Lot diameter(µm) Ball/Roller -  - -
    Vibration Velocity (um/s) Low freq. 330 200 180
    Medium fr. 550 320 255
    High freq. 550 314 312
    Peak - - -
    Vibration Acceleration (dB) dB - - -
    Chemial composition material (%) GCr15 coincidence - - -
    Leakage 2% - - -
             
    Conclusion: All bearings meet the standard values

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