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Kolhapur

Maharashtra, India.

OMT-DUG

The bearings specially manufacture for Hydraulic gear pump application. The special resin provide high PV value for bearings and give remarkable performance under high load and high speed. Some time oil grove require at inner diameter of bearing due to high pressure fluid flow.

PTFE with lead 0.01~0.03mm

Porous bronze 0.2~0.3mm

Steel backing 0.7~2.3mm

Tin-plating 0.005mm or copper plating008mm

OMT-DUS
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Bearing Properties Unit Value
Maximum specific load Static N/mm2   Psi 250    35500
Maximum specific load dynamic N/mm2   Psi 140    20000
Maximum sliding speed m/s    fpm 2.5    500
Maximum PxV factor N/mm2    m/s 1.8
Maximum PxV factor (short periods) N/mm2    m/s 3.6
Dry coefficient of friction µm 0.02 - 0.25
Maximum temperature oC    oF +280oC    +536oF
Minimum temperature oC    oF -200oC    -328oF
Shaft finish Ra (recommended) µm 0.4 Ra
Shaft hardness (recommended) HB

Operating Conditions

Dry Very good
Oil Very good
Grease Fair
Water Fair
Process fluid Fair

Chemical Characteristics

TYPE Air Vacuum Weak Acid middle Acid Strong Acid Alkali
SF-101 OK OK BAD NO NO OK