1. DUB dry bearings material has very good wear and friction performance over a wide range of loads, speeds and temperature conditions.
2. DUB dry bearings material also performs well with lubrication.
3. DUB dry bearings material ( bronze backing ) provides improved corrosion resistance compared with DU dry bearing material.
4. DUB dry bearings material is antimagnetic.
5. DUB dry bearings material approved according to EN1337-2 standard for structural bearings for German engineering applications.

Metal-Polymer-Dry-Bearings-DU-DUB-DP4-DH-DX-HX-SS.pdf

Physical & Mechanical Properties

Items   Value Unit Thermal Conductivity λ 60 W/mK Maximum Operating Temperature Tmax 280 °C Minimum Operating Temperature Tmin -200 °C Compressive Yield Strength σc 300 N/mm2 Maximum Static Load Psta,max 140 N/mm2 Maximum Dynamic Load Pdyn,max 140 N/mm2 Maximum Sliding Speed V-dry 2.5 m/s Maximum PV Factor-dry, continuous operation 1.8 N/mm2 * m/s Maximum PV Factor-dry, intermittent operation 3.5 N/mm2 * m/s Coefficient of friction f-dry 0.02-0.25   Coefficient of friction f-oil lubricated 0.02-0.12

Usage Range

dry very good oil lubricated good grease lubricated fair water lubricated good process fluid lubricated fair

Possible Application

Automotive: McPherson struts and shock absorbers, doors, bonnets and tailgate hinges, steering columns, clutches, gearbox selector fork guides, wiper arms, power steering pumps, pedal bushes, ABS equipment, etc. Industrial: Aerospace, agricultural equipment, construction equipment, material handling equipment, forming machines-metal, plastic and rubber, office equipment, medical and scientific equipment, packaging equipment, pneumatic and hydraulic cylinders, pumps and motors, railroad and ramways, textile machinery, valves, etc. Others: Marine and offshore equipment, other applications in water or in outdoor environments.

Standard Parts Available

Cylindrical Bush		Flanged Bush			Thrust Washer		Flanged Washer		Strip / Plate
Metric	Inch	Metric	Inch		Metric	Inch	Metric	Inch	Metric	Inch