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P2012Z Iron-copper Sintering Bushing Bearing and PM Parts

BS 5600-5.1:1988
ISO 5755-1:1987
BS EN ISO 5755:2022
P2012Z
Product description: The P2012Z iron-copper sintering bushing and PM parts adhere to BS 5600-5.1:1988, ISO 5755-1:1987, and BS EN ISO 5755:2022 standards. Aligned with JIS specifications, these oil-impregnated components
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P2012Z Iron-copper Sintered Bearing Material

Medium-density iron-copper sintered bearing material, oil-impregnated per BS 5600-5.1:1988 / ISO 5755-1:1987. Balanced porosity and strength for general-purpose bearing applications.

Chemical Composition (BS 5600-5.1:1988)

Element	Content	Unit
C total	<0.3	%
Cu	1–4	%
Fe	Balance
Other elements	—	≤2

Mechanical & Physical Properties

Property	Unit	Value
Open porosity (P)	%	≥22
Radial crush strength (K)	N/mm²	≥200
Density (—)	g/cm³	5.8
Relative density (—)	%	75
Coefficient of linear expansion (μz)	10⁻⁶K⁻¹	12

The Z suffix indicates the material has been impregnated with liquid lubricant per ISO 5755. The liquid lubricant content shall be not less than 90% of the measured open porosity. Open porosity and radial crush strength are mandatory values as specified in BS 5600-5.1:1988 / ISO 5755-1:1987 / BS EN ISO 5755:2022.

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