SF-1B

Microsection

Features and Application

1. PTFE and Lead mixture: 0.01~0.03 mm
2. Sintered bronze powder: 0.2-0.3 mm
3. Bronze backing 0.7~2.3mm

    Triple-layer , thin wall wrapped bushing .
    Maintenance free
    Bronze backing provides improved corrision resistance comparing with SF-1.
    Appropriate for high temperature enviroment.
    widely used in :roller grooves of successive casting machine,cement grouting pumps and conveyers for cement.

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

Tech.data

Max. Load

Static

250 N/mm2

Max. PV(Oil)

50 N/mm2.m/s

Temp.

-195℃~＋300℃

Dynamic

140 N/mm2

Friction coeffcient

0.03~0.18

Max. Speed

Dry

2m/s

Thermal conductivity

60W(m*K)﹣1

Lubrication

5m/s

Max. PV(Dry)

Short-term

4.3 N/mm2.m/s

Coefficent of thermal expansion

18﹡10﹣6*K﹣1

Continuous

1.8 N/mm2.m/s