JEF-20 Steel Back Boned PHB Modified PTFE Soft Strip Self Lubricating Bushing
JEF-20 Steel Back Boned PHB Modified PTFE Soft Strip Self Lubricating Bushing
JEF-20 steel back bounded PHB Modified soft PTFE strip bushing is a kind of two layer bushing with adhesive. This type of self lubricating can be made as 0.5mm and 0.75mm wall thickness based on cutomer design.
Material Structure
1.PHB Modified Soft Tape
2.Steel backing with Galvanized Plating
Characteristics
High dimensional accuracy
Light weight
Low friction factor
Good wear resistance
Long service life
Suits for working conditions of low load, medium speed and oilless lubrication
Availability
Standard cylindrical bushing, thrust washers and strips are available.
Special designs are produced at short time
Application
Bicycle front forks
Automotive Clutches
Technical Data
| Specific load capacity (static) | ≤ 200 [ N/mm ] | |
| Specific load capacity (dynamic) | ≤ 100N/mm² | |
| Friction value | 0.03~0.2 | |
| Temperature | -200℃-260℃ | |
Tolerance Details
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Housing ØH7
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Bushing inner-Ø after mountingH9
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Shaft tolerancef7 to h8
Mouting Suggestion
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Housing: Mounting bevel min. 1.5 mm x 15-45°
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Shaft Material:Steel, hardened or untempered, surface roughness ≤ Rz 2-3
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Shaft: Mounting bevel 5 mm x 15°, edges rounded
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The application of an adequate force fitting mandrel is advisable. Grease lubrication of the outer surface may be necessary when mounting.
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