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Bronze Back PTFE Composite Bushing Sintered

Categories PTFE Lined Bushing
Model Number: PVB011
Description: DU-B Bearing
Material: Bronze+Sintered Bronze+PTFE
Surface: Copper Plating
Standard: DIN 1494 / ISO 3547
Lubrication: Self Lubricating/Maintentance-free
Standard Form: Straight DU-B Bushing/Flanged DU-B Bushing/Thrust Washers/Strip
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Bronze Back PTFE Composite Bushing Sintered


PVB011 Bronze Back PTFE Lined Self-Lubricating Composite Plain Bushing


PVB011 PTFE lined self-lubricating DU-B bronze bearing is made of bronze back with sintered bronze powder and PTFE layer. This type of sliding bearing is also called DU-B Bushing, PAP P11 composite plain bearing,bronze back coated self-lubricating bushing,oil free bronze bushes,SF-1B oiless bearing,plain dry sliding bronze bearings.


Material Structure




1.PTFE with Pb 0.01~0.03mm

2.Porous bronze 0.2~0.3mm

3.Bronze backing 0.7~2.3mm


Characteristics



  • Good wear and friction performance over a wide range of load, speed and temperature conditions without lubrication.
  • Also can perform well with lubrication.
  • Bronze backing provides improved corrosion resistance compared with PVB010 self lubricating steel back bushing.

Standard Size Table



PVB011 Cylindrical DU-B Bushing.pdf PVB011 Flange DU-B Bushing.pdf PVB011 DU-B Thrust Washer.pdf



Application



PVB011 Bronze based DU bushing is widely used in steel metallurgy industry, cement grouting pumps and scrow conveyers of machine, marine and offshore equipment, dyeing machinery and so on.


Technical Data


Specific load capacity (static)≤ 250 [ N/mm ]
Specific load capacity (dynamic)≤ 140 N/mm at low speeds
Specific load capacity(rotating oscillating)≤60N/m
Friction value0.03 to 0.25
Temperature-200 to +280 [ °C ]
Max. dry running Pv (Short-term operation)3.6N/mm/s
Max. dry running Pv (Continuous operation)1.8N/mm/s
Max. speed (dry running)2m/s
Max. speed (Hydrodynamic operation)>2m/s

Tolerance Details



  • Housing Ø: H7

  • Bushing inner-Ø after mounting: H9

  • Shaft tolerance: f7 bis h8


Mouting Suggestion



  • Housing: Mounting bevel min. 1.5 mm x 15-45°

  • Shaft: Mounting bevel 5 mm x 15°, edges rounded

  • Shaft Material: Steel, hardened or untempered, surface roughness ≤ Rz 2-3

  • The application of an adequate force fitting mandrel is advisable. Grease lubrication of the outer surface may be necessary when mounting.

  • Stick-in

  • Adhesive should not contact the sliding surface


Why Choose US


Steel Back PTFE Lined Bushing DU Bearing 4 Steel Back PTFE Lined Bushing DU Bearing 5


More than 15 years experience Advanced QC checking equipments

Professional manufacturer and exporter Professional QC checking team


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Professional production team, high quality Customer focus sales team

Automatic bulk produce, high efficiency Perfect customer service


Quality Bronze Back PTFE Composite Bushing Sintered for sale
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