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Bearing Solid Lubricating Bearing

IB057

Description:
Material: CuSn7Pb15 + Graphite
Hardness: >65HB
Self-lubricating & Maintenance-free

Features
Good slide and distress properties, for bearings with high surface pressure andapplications where high edge pressure can occur.

Available Forms


Cylindrical bush	flanged bush	Thrust washer	Strip

IB057 Alloy Chemical Composition( CuSn7Pb15 )

Cu	Sn	Zn	Pb	Approximate Density ( g/cm3 )
74.0-80.0	6.0-8.0	0.5-2.0	13.0-17.0	9.1

IB057 Alloy Code & Corresponding International Code

Product Code	Alloy Code	Alloy Hardness	Corresponding International Code
IB057	CuSn7Pb15	>65 HB	ISO 1338 / CuSn7Pb15, DIN 1705 Rg7 / CuSn7ZnPb, ASTM UNS C93200

Physical and Mechanical Properties

	Value	Unit
Maximum Operating Temperature Tmax	+280	°C
Minimum Operating Temperature Tmin	-200	°C
Maximum Static Load Psta,max	140	N/mm2
Maximum Dynamic Load Pdyn,max	140	N/mm2
Maximum Dry Sliding Speed V	2.5	m/s
Maximum Oil Lubricated Sliding Speed V	5.0	m/s
Maximum Dry PV Factor	1.0	N/mm2 * m/s
Maximum Oil Lubricated PV Factor	10.0	N/mm2 * m/s
Coefficient of friction f-dry	0.04-0.25
Coefficient of friction f-oil lubricated	0.02-0.08