Dirty grease and recurring oil leakage are usually symptoms of the same problem: dust has reached the primary sealing zone. Once contamination enters, it damages the lip, scratches the shaft, and weakens lubricant performance. This cassette seal solution separates the dirty environment from the lubricant chamber with multiple exclusion lips, a labyrinth path, and an integrated wear sleeve. The protected primary lip keeps oil or grease inside, while the sleeve provides a fresh running surface that helps overcome minor shaft wear. Balanced lip geometry reduces friction and heat, and the preassembled design limits installation damage. It is ideal for wheel hubs, gearboxes, rollers, axles, and industrial drives where repeated leakage and lubricant replacement are increasing maintenance cost. The seal addresses the contamination source instead of only treating the visible leak.
Cassette Seal Solution for Dirty Grease and Oil Leakage
This seal addresses the contamination source behind dirty lubricant and repeat leakage.
Product Type: Cassette seal solution
Core Function: Lubricant contamination control
Main Pain Point: Dirty grease
Secondary Pain Point: Recurring oil leakage
Primary Benefit: Cleaner lubricant
Seal Structure: Enclosed cassette
Barrier Stages: Multiple
Dust Lips: Multiple
Primary Lip: Oil and grease retaining
Labyrinth Path: Yes
Wear Sleeve: Integrated
Running Surface: Fresh and controlled
Shaft Protection: High
Fine Dust Resistance: High
Grit Resistance: High
Water Splash Resistance: Yes
Oil Retention: High
Grease Retention: High
Lubricant Cleanliness: Improved
Elastomer Option: NBR
Elastomer Option 2: FKM
Case Material: Steel
Sleeve Material: Steel
Corrosion Protection: Optional
Temperature Range: Material dependent
Speed Range: Medium
Pressure Range: Low
Lip Load: Balanced
Friction: Controlled
Heat Build-Up: Reduced
Installation: Press fit
Assembly: Preassembled
Alignment Control: Improved
Handling Protection: Enclosed lips
Maintenance Frequency: Reduced
Problem Solved: Dirty oil
Problem Solved 2: Dirty grease
Problem Solved 3: Shaft scratching
Problem Solved 4: Repeat leakage
Application: Wheel hubs
Application 2: Gearboxes
Application 3: Rollers
Application 4: Axles
Application 5: Industrial drives
Industry: Manufacturing
Industry 2: Construction
Industry 3: Agriculture
Environment: Dust-contaminated operation
Customization: OEM sizes
Quality Control: Lip and dimension inspection
Packaging: Clean protective packing
Problem Solved
The multi-stage barrier keeps dust outside the lubricant chamber, stopping dirty grease, shaft damage, and recurring oil leakage.
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