This contamination-defense COMBI seal protects more than the sealing interface. By blocking hard dust and grit at the shaft entry point, it helps reduce lubricant contamination, bearing wear and gear damage. The reinforced outer case maintains stable alignment during demanding operation.
Product type: abrasive-particle COMBI seal
Core function: component protection
Secondary function: lubricant retention
Primary material: premium NBR
Optional material: abrasion-resistant PU
Outer case: reinforced metal
Dust lip: hard-particle scraper
Main lip: dynamic lubricant lip
Application: bearings
Application: gearboxes
Application: wheel hubs
Application: rotary drives
Target contaminant: silica dust
Target contaminant: sand
Target contaminant: metal scale
Target contaminant: mineral grit
Particle exclusion: high
Abrasion resistance: reinforced
Secondary damage prevention: improved
Lubricant cleanliness: enhanced
Dust resistance: high
Mud resistance: suitable
Water resistance: good
Vibration resistance: stable
Impact resistance: supported
Speed class: medium
Pressure class: low
Temperature range: customizable
Hardness: application matched
Dimensions: custom available
Tolerance: precision controlled
Mounting: press fit
Contact pressure: uniform
Runout compensation: moderate
Friction: controlled
Oil retention: reliable
Grease retention: stable
Component life: extended
Maintenance cost: reduced
OEM matching: supported
Inspection: dimensional and visual
Customization: size, compound and branding
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