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BFE

BFE

Self-lubricating sintered iron bushing

PRODUCT DETAILS

  • Type: OUR PRODUCTS
  • Category: Bushings and sliding bearings

Alloy composition=iron
Suitable for high speed and low load.
Possibility of solid lubricant (graphite or MoS2).
Good friction factor. Silent working. Reduced tolerances.

Recommended shafts tolerances: h7/j7
Recommended seat tolerances: H7
Standard tolerances for iron bushings:
CYLINDRICAL BUSHINGS
i.d. 3-79mm = i.d. E7-o.d. r7-H Js13-concentricity IT9
i.d. ≥80mm = i.d. E7-o.d. r8-H Js13-concentricity IT10
FLANGED BUSHINGS
i.d. 3-49mm = i.d. E7-o.d. r7-H Js13-concentricity IT9
i.d. ≥50mm = i.d. E7-o.d. r8-H Js13-concentricity IT10


Density
(gr./cm3)
5,7-5,9
Static load
(Kg./cm2)
850
Dynamic load
(PV=Kg./cm2 x m/sec.)
13
Max linear speed (m.sec.) 5
Volume of oil
impregnation (%)
22
Hardness (HB=Kg./cm2) 35
Friction coefficient 0,025
Traction resistence
(Kg./x mm2)
18-26
Elongation (%) 2-4
Max thermal temperature (°C) -40/+80
Code Dimensions Availability


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