Marginal Bearing mg-1 steel bronze powder with ptfe/fibre self-lubricating bearing a specialized manufacturer of self-lubricating bearings & bushings, Marginal Bearing who was founded in the year 2010, is devoted to developing and manufacturing new self-lubricating bearing materials.

МГ-1 челични бронзани прах са ПТФЕ/влакнастим самоподмазујућим лежајем
  • МГ-1 челични бронзани прах са ПТФЕ/влакнастим самоподмазујућим лежајем
  • МГ-1 челични бронзани прах са ПТФЕ/влакнастим самоподмазујућим лежајем

MG-1 carbon steel self-lubricating bearing uses high quality low-carbon steel plate as backing, sintered porous bronze as its interlayer and the compound of PTFE as its surface. It o ers the property of good self-lubrication, low wear, low friction, good sliding characteristics, low noise etc. It is widely applied in a various mechanical mating parts. 


◆ Features

Suitable for dry running with a low coefficient of friction,low wear rate, good sliding characteristics, the transfer film created will protect the mating metal surface.

Suitable for rotary and oscillating movement, high chemical resistance, lower absorption of water and

reduced swelling. Also performs well with lubrication.


◆ Material Structure:

1. PTFE with mixture 0.01~0.03mm 

2. Porous bronze 0.2~0.35mm 

3. Steel backing 0.7~2.3mm 

4. Tin-plating 0.005mm or copper plating 0.008mm


◆ Technical Data:

Technical Data
Max.loadStatic250 N/mm
Very low speed 140N/mm
PV (dry running) Max.Roatating oscillating 60N/mm
Short-term operation 3.6N/mm2·m/s
Continuous operation 1.8N/mm ·m/s
Temp. limit -195℃~+280℃
Friction coenncient 0.02~0.20
Max. speedDry running2m/s
Hydrodynamic operation >2m/s
Thermal conductivity 42 W(m·k)-1
Coenncient of thermal expansion 11×10 ·K


Довнлоад Цаталог

This material meets the demanding criteria for long life and maintenance free performance with or without lubrication.


Automotive:tractors,combines,crop sprayers, earth-movers,graders and other construction,auto machines,specific uses in power steering cylinders,steering gear thrust washers, disc brakes, calipers and pistons, shock absorbers, governor linkage, windshield wiper motor, tilt gear assemblies...


Business machines: photocopy machines,typewriters,mail sorters, postage meter systems, computer terminal printers and peripheral equipment,automatic printing devices,mail processing machinery...


Hydraulics and valves: pumps including gear, rotary,water,axial piston, and other types, ball, butterfly, poppet steam, and other valves and valve trunnions...


Home appliances: tape recorders, refrigerators,air conditioners, cleaners, polishers, sewing machines, ovens,dishwashers, clothes washing machines. And materials handling,marine engine,packaging,textile equipment,tools.etc.



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