Technical datasheet

Bearing housing seals Within the ExtremeBearing bearing blocks can be assembled several seals Each possesses different properties, appropriate for different applications and service conditions. it's our experts pleasure to help you to make your choice !

Type Wear resistant Outside contaminant Water Seawater Water jets Splashing of water submersible Grease flushed dirt removal and grease niveau leveling Oil lubrication Ozon grease flushed Material Foodsafe Design Misalignment Rotation speed Temperature Shaft surface defects Price level ² with the spring mounted to the exterior ³ not watertight

Seals in comparison to each other CS A² AB ++ -+ ++ ++ ++ ++ -++ + -++ ++ -+

AS --

VK

++

++

++

--

--

-+ ++ NBR/ABS ++ ++ 5 m/sec -25 tot +95 °C ++ +

++ + ++ NBR/RVS -10 m/sec -25 tot +95 °C --

-++ ++ HNBR/RVS ++ 20 m/sec -20 tot +150 °C -++

++ + -NBR/RVS ++ 10 m/sec -25 tot +95 °C --

++ + -NBR ++ .. .. -25 tot +95 °C .. -

++ + --

High Medium Low unusable

Other materials available such as Viton,EPDM,NBR on request.

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++ ++ ++ ++ ++ ++ ++

Technical datasheet

Suggestion seal combinations

Sealed double row ball bearing, Both Sides, CS Seal

Spherical roller bearing left side CS Seal, right side blind cover

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Sealed double row ball bearing Both Sides, Double lip seal

Sealed double row ball bearing left side AS seal, right side double lip seal

Spherical roller bearing left side AS seal, right side CS Seal