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CN-10
/ CN-20 BEARING MATERIAL
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Material Structure
Fine weave cotton fabric-reinforced phenolic composites
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CN-10 : no friction modifier
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CN-20 : CN-10 with graphite
additions
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Features
- Good mechanical strength
- Good dimensional stability
- Good chemical resistance
- Readily machinable
- Standard materials of wear rings for
hydraulic cylinder
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Operating Conditions
Oil or grease lubricated, low maintenance
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Availability
Tubes, cylindrical bushes, flange bushes, machined parts
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Typical Usage
Wear ring for hydraulic cylinder, sliding bearing, bushes, thrust
plates
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Units
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Values
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CN-10
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CN-20
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Maximum Temperature
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°C
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+130
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+130
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Minimum Temperature
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°C
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-40
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-40
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Maximum Sliding Speed
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m/s
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2.2
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2.5
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Maximum Load
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static
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MPa
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270
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250
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dynamic
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MPa
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54
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45
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Maximum PV Factor
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dry
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MPa x m/s
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0.20
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0.25
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oil lubricated
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MPa x m/s
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0.38
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0.50
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regular greased
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MPa x m/s
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0.60
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0.75
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Frictional
Coefficient
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dry
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-
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0.13-0.17
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0.11-0.15
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