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Oiles 300

Oil-impregnated expanded cast iron bearings

Economical bearings requiring less lubrication

The Oiles 300 series are bearings made of oil-impregnated porous cast iron,which is made by actively utilizing the growing phenomenon of cast iron.

Service range
Lubrication conditions Periodic lubrication Oil lubrication
Service temperature range
-40~+100 -40~+150
allowable max. contact pressure : P
10 10
allowable max. velocity : V
1.00 3.35
Allowable max. PV value
1.25 3.25


■ Reduces much less lubrication than copper alloy bearings.
■ Maintains oil film well and features superior wear resistance and seizure resistance.
■ Places no restrictions on sliding surface shapes or motion forms.
■ Available in larger dimensions than oil-impregnated sintered bearings.
■ Standard products and materials for machining are available in various sizes.

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