Sf-1T

Microsection

Features and Application

1. Special PTFE mixture: 0.01~0.03 mm
2. Sintered bronze powder: 0.2-0.3 mm
3. Low carbon steel backing: 0.7~2.3mm

    Triple-layer , thin wall wrapped bushing .
    Maintenance free.
    Specially designed sliding mixture of PTFE for high PV application in gear oil pumps..
    To be used in hydrodynamic or boundary lubricating condition of high pressure(P=16-25Mpa，V=3.5-5m/s) gear oil pumps.
    Suitable for variety of gear pumps like plunger pumps,vane pumps etc.

Availability:
    Cylindrical bushes, flange bushes, thrust washers and strips.
    Non-standard parts.

Tech.data

Max. Load

Static

250 N/mm2

Max. PV(Oil)

60 N/mm2.m/s

Temp.

-195℃~＋280℃

Dynamic

140 N/mm2

Friction coeffcient

0.03~0.18

Max. Speed

Dry

2m/s

Thermal conductivity

42W(m*K)﹣1

Lubrication

10m/s

Max. PV(Dry)

Short-tem

4.3 N/mm2.m/s

Coefficent of thermal expansion

11﹡10﹣6*K﹣1

Continuous

1.8 N/mm2.m/s