This heavy-duty COMBI seal is designed for machinery operating around impact, airborne dust and abrasive debris. Its reinforced outer shell maintains secure housing retention, while the flexible contamination lip protects the dynamic sealing edge and helps prevent lubricant loss during demanding site work.
Product type: reinforced COMBI seal
Core function: impact protection
Secondary function: contamination exclusion
Primary material: premium NBR
Optional lip: abrasion-resistant PU
Outer structure: metal shell
Dust lip: debris scraper
Main lip: oil retaining
Application: construction shafts
Equipment: excavators
Equipment: loaders
Equipment: compactors
Environment: construction sites
Dust resistance: high
Sand resistance: high
Mud resistance: good
Concrete powder resistance: suitable
External impact resistance: reinforced
Housing retention: stable
Vibration resistance: strong
Abrasion resistance: enhanced
Water resistance: good
Operating speed: medium
Pressure level: low
Temperature range: customizable
Hardness: customizable
Inner diameter: made to order
Outer diameter: made to order
Width: made to order
Tolerance: precision controlled
Installation: press fit
Contact pressure: balanced
Runout tolerance: moderate
Friction: low
Leakage control: effective
Grease retention: reliable
Service life: extended
Maintenance frequency: reduced
OEM replacement: supported
Packaging: protective carton
Inspection: visual and dimensional
Customization: size, material and marking
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