This reinforced COMBI seal combines an elastic lubricant-retaining main lip with a durable polyurethane outer scraper. The PU lip removes sticky mud and abrasive soil from the shaft surface, reducing contamination at the primary sealing edge and supporting longer service life in field machinery.
Product type: PU dust-lip COMBI seal
Core function: mud scraping
Secondary function: lubricant retention
Main lip material: premium NBR
Dust lip material: polyurethane
Outer case: reinforced metal
Dust lip: heavy-duty scraper
Main lip: dynamic oil seal
Application: farm machinery
Application: tractor axles
Application: harvester shafts
Application: off-road hubs
Target contaminant: wet mud
Target contaminant: soil
Target contaminant: grit
PU wear resistance: high
Mud resistance: excellent
Dust resistance: high
Water resistance: good
Abrasion resistance: reinforced
Vibration resistance: stable
Impact resistance: metal supported
Speed class: medium
Pressure class: low
Temperature range: material dependent
Hardness: customizable
Inner diameter: custom
Outer diameter: custom
Width: custom
Tolerance: precision controlled
Installation: press fit
Contact pressure: balanced
Runout compensation: moderate
Friction: controlled
Oil retention: reliable
Grease retention: stable
Main lip protection: enhanced
Service life: extended
Maintenance frequency: reduced
OEM replacement: supported
Inspection: material and dimensional
Customization: size, compound and logo
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