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BK-2- 25 15

Bush BK-2 25x15 metal/POM
Product details for

BK-2- 25 15

D
28 mm
L
15 mm
d
25 mm
g
6 mm
f1
0.8 mm
f2
0.4 mm
All characteristics

Characteristics

pv
  • operation with lubrication: 5 N/mm² x m/s 
Permissible load
  • static: 140 N/mm² 
  • rotation, oscillation: 70 N/mm² 
Sliding velocity
  • dry run = 2 m/s 
  • hydro-dynamic operation: 5 m/s 
Thermal expansion coefficient
  • parallel to ring surface: 11 x 10-6 K-1 
  • perpendicular to ring surface: 48 x 10-6 K-1 
Coefficient of thermal conductivity
  • 32 W/(m·K)
Surface pressure
  • 140 (≤ N/mm²) 
Application
  • attachment lugs of pneumatic and hydraulic cylinders 
  • Conveyor systems, textile machinery, automobiles ... 
  • BK-2 bushings are suitable for rotational and oscillating movements. 
Construction type
  • multi-lubrication, POM coated plain bearing 
Construction type addition
  • with lubrication pockets 
Friction coefficient
  • dry: 0.15 to 0.25 
  • lubricated: 0.05 to 0.15 
Material
  • steel back onto which a porous bronze layer is sintered 
  • the POM acetal resin is subsequently rolled into the bronze layer 
Standard
  • ISO 3547 
  • DIN 1494 
Surface
  • zinc or copper plated 
Temp. max.
  • 100 °C
Temp. min.
  • -20 °C
Customs tariff number
  • 84833080 
All characteristics

Product description

Notes
Preporučuje se prvo podmazivanje s mašću, a kontinuirano dodavanje maziva znatno produljuje vijek trajanja kliznog ležaja.
Dubina hrapavosti vratila koju treba poštivati Ra < 0,8 µm.
Tvrdoća vratila koju treba poštivati > 150 HB
Description
Pogon bez održavanja.
Apsorpcija šumova i oscilacija.
Mogućnost naknadnog podmazivanja.
Moguć je hidrodinamički pogon.
Visoko dopušteno opterećenje.
Dobre karakteristike habanja.
Visoka klizna brzina.
Nema prihvata vode.
Koristi se kod teško realizirajućeg sloja ulja.
Mali zazor kod pogona.
Vrhunski štedi prozor.

Product variants

70 Results
Show dimensional drawing
Identifier
D (mm)
L (mm)
d (mm)
g (mm)
12 mm
20 mm
10 mm
4 mm
Learn more
17 mm
25 mm
15 mm
4 mm
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23 mm
15 mm
20 mm
4 mm
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23 mm
20 mm
20 mm
4 mm
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23 mm
25 mm
20 mm
4 mm
Learn more
23 mm
30 mm
20 mm
4 mm
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25 mm
25 mm
22 mm
6 mm
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25 mm
30 mm
22 mm
6 mm
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27 mm
15 mm
24 mm
6 mm
Learn more
27 mm
25 mm
24 mm
6 mm
Learn more

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L (mm)
d (mm)
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f1 (mm)
f2 (mm)