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Metal-Polymer Low Friction Plain Bearings DP4 Bushes

Product Details

Low friction DP4 bushings provide good wear and low friction over a wide range of loads, speeds and dry temperatures.

Plain Bearing DP4 Material

  • Metal-Polymer Composite Bushing Material
  • Steel back + Porous Bronze Sinter +
  • PTFE + Fillers

Plain Bearing DP4 Bush Charateristics

·Low friction DP4 bushings provide good wear resistance and low friction over a wide range of loads, speeds and temperatures in dry running conditions
·Very good performance in lubricated applications
·Good performance in lubricated applications
·Suitable for linear, oscillating and rotary movements

Metal-Polymer Low Friction Plain Bearings DP4 Bushes Technical Data

Max.Load

Static

250 N/mm2

Dynamic

140 N/mm2

Oscillating

60 N/mm2

PV limit

Dry

1.8 N/mm2.m/s

Oil

3.6 N/mm2.m/s

Operating Temperature

-200°C~+280°C

Friction Coeff.

0.02~0.20μ

Speed limit

Dry

2.5 m/s

Oil

5.0 m/s

Hardness

> 220HB

Coeff. Of linear expansion

11x10-6/K

DP4 Metal Polymer Low Friction Plain Bearings Application

Automotive: brake systems, clutches, gearbox and gearboxes, hinges: doors, hood, trunk, convertible roofs, pedals; pumps: axial piston, radial piston, gear and vane pumps; seat mechanisms, steering systems, struts and shock absorbers, wipers, etc.Industrial: Aerospace, agricultural equipment, construction equipment, food and beverage, material handling equipment, forming machines: metal, plastic and rubber; office equipment, medical and scientific equipment, packaging equipment, pneumatic and hydraulic jacks, pumps and motors, railways and tramways, textile machines, valves, etc.

AVAILABILITY

Plain Bearing forms available in standard dimensions

  • Cylindrical bushes
  • Flanged bushes
  • Sliding plates
  • Thrust washers
  • Flanged washers

Metric bearings and imperial bushings to order: standard bushing shapes in custom sizes, half bushings, embossed / deep-drawn shapes, bearings with positioning notches, lubricant holes and grooves, custom-made products.

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