Tianjin Haman Technology Co., Ltd
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B7028-E-T-P4S-2RS Spindle bearings

B7028-E-T-P4S-2RS Spindle Bearings

Min. Order:
1 Piece
Payment term:
TT
Delivery time:
Stcok
Technical Parameters:
Product Designations:
B7028-E-T-P4S-2RS
Structure:
spindle bearing
Inside Diameter:
140 mm
Outside Diameter:
210 mm
Thickness:
33 mm
Weight:
1 KG
Precision Rating:
ABEC-5
Bearing Material:
Chorme Steel
Seals Type:
Open,ZZ,2RS
B7028-E-T-P4S-2RS Spindle Bearings

   Item:Spindle Bearing B7028-E-T-P4S-2RS

1)ISO 9001:2008 approved B7028-E-T-P4S

2)long life and low noise 

3)OEM service 

4)stocks

Specifications

Model: B7028-E-T-P4S-2RS
Material :GCr15/GCr15SiMn / G20Gr2Ni4A 
Hardness :HRC60-HRC64 
Closures :Unsealed/Sealed Grade : P5

Clearance :C0, C3, C4

Lubrication :Oil or grease 
Features: These bearings are featured by the extremely big axial load carrying capacity and meanwhile they can also carry certain radial load

Packing :
1. For small ones: Anti-rust oil+ plastic bag+ paper box+ wooden box 
2. For big ones: Anti-rust oil+ waterproof belt+ professional belt +wooden box 


Application :Steel industry, oil industry, cement industry, mining & construction, papermaking machinery, rolling mill, sugar mill, vibrating screens, conveyors, air blower, transmissions, and other heavy machinery.

 

Spindle bearings B7028-E-T-P4S-2RS

 
adjusted, in pairs or sets, contact angle α = 25°, restricted tolerances
d 140  mm 
   
D 210  mm 
   
B 33  mm 
   
 
a 57  mm 
   
Da 199  mm 
  Tolerance: H12
da 152  mm 
  Tolerance: h12
r1 min 2  mm 
   
ra max 2  mm 
   
ra1 max 1  mm 
   
rmin 2  mm 
   
α 25  ° 
  Contact angle
 
m 3,34  kg 
  Mass
Cr 145000  N 
  Basic dynamic load rating, radial
C0r 108000  N 
  Basic static load rating, radial
nG Fett 5600  1/min 
  Limiting speed for grease lubrication
nG Öl 9000  1/min 
  Limiting speed for minimal quantity oil lubrication
Cur 8400  N 
  Fatigue limit load, radial

 

 


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