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  • Agitator Mechanical Seal Double Cartridge Seal
  • Agitator Mechanical Seal Double Cartridge Seal
  • Agitator Mechanical Seal Double Cartridge Seal
  • Agitator Mechanical Seal Double Cartridge Seal
  • Agitator Mechanical Seal Double Cartridge Seal
  • Agitator Mechanical Seal Double Cartridge Seal
Agitator Mechanical Seal Double Cartridge Seal
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Agitator Mechanical Seal Double Cartridge Seal

  • 10 - 49 Pieces
    $50
  • >= 50 Pieces
    $30

Customization:

size（Min.Order: 1 pieces）
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Agitator Mechanical Seal Double Cartridge Seal

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Leak Prevention: Designed to seal rotating shafts in agitators, pumps, and mixers, ensuring zero leakage in high-pressure or corrosive environments.
  • Dual Cartridge Design: Features a double seal configuration for enhanced durability and reliability, ideal for applications requiring continuous operation.

Key features

  • 1. Material Technology

    • With a corrosion-resistant stainless steel body and silicone rubber seals, you can ensure durability in harsh chemical or high-temperature environments compared to seals made with standard plastic or low-grade metals*.

  • 2. Interactive Design

    • Equipped with adjustable red tabs for quick blade alignment, you can simplify installation and maintenance, saving up to 30% time versus traditional fixed-seal designs*.

  • 3. Performance Parameters

    • The dual-cartridge design delivers up to 20% higher pressure resistance than single-seal systems, enabling stable operation in high-demand agitator setups*.

  • 4. Scenario Solutions

    • Engineered for continuous 24/7 industrial use, this seal maintains reliability in agitators for chemical processing or food manufacturing, unlike seals designed for intermittent duty cycles*.

  • 5. Certification Standards

    • Constructed with food-grade silicone rubber, you can meet stringent hygiene and safety standards in food-processing environments, aligning with NSF or ISO certifications*.

Product details

Agitator Mechanical Seal Double Cartridge Seal

The Othello Agitator Mechanical Seal Double Cartridge Seal combines robust metal construction with high-performance silicone rubber to ensure reliable sealing in industrial applications. Designed for rotating equipment like mixers and reactors, this seal offers durability, chemical resistance, and customizable adjustability through its radial extensions and red clip mechanisms.

Technical specifications

FeatureSpecificationBenefit
Material CompositionStainless steel (body) + silicone rubber (sealing element)Corrosion resistance & chemical durability
Seal DesignDouble cartridge seal with radial bladesDual-stage protection against leakage
Temperature Range-40°C to +230°COperates in extreme thermal environments
Pressure RatingUp to 40 bar (Base Model)Supports high-pressure industrial systems
AdjustabilityRed clips for blade tension adjustmentEasy customization for precise alignment

Customization guide

  • Material Adjustment: Swap silicone rubber grades (e.g., food-grade or high-temperature variants) to match chemical exposure.
  • Size/Shape Tuning: Modify radial blade length and central hub slots for machine-specific mounting.
  • Performance Optimization: Adjust clip positions to fine-tune sealing pressure for varying operational loads.

Get inspired

With Othello’s Agitator Seal, you can eliminate downtime in chemical processing plants or food manufacturing. Its double cartridge design ensures zero leakage even under prolonged use, while the adjustable clips allow quick maintenance without full disassembly.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Temperature Range-40°C to +230°C-50°C to +250°C-60°C to +300°C
Pressure Rating40 bar50 bar (+25%)60 bar (+50%)
Chemical ResistanceStandardAcid/alkali ratedCorrosive fluid rated (+300% durability)
Mounting FlexibilityFixed slotsAdjustable slotsModular hub design

Supplier's note

  1. Three Technical Breakthroughs:

    • Silicone Rubber Seals: With chemical-resistant silicone, you can handle aggressive fluids without degradation.
    • Double Cartridge Design: The dual-layer seal reduces wear by 40% compared to single seals, extending service life.
    • Modular Metal Hub: The Pro Model’s customizable stainless steel hub adapts to non-standard machinery geometries.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard mixers and reactors with moderate pressure/temperature needs.
    • Advanced Model: Suitable for chemical plants requiring acid/alkali resistance and 25% higher pressure tolerance.
    • Pro Model: Designed for extreme environments (e.g., oil refineries) where tripled chemical resistance and modular mounting are critical. Example: The Pro’s 300°C tolerance enables safe use in high-temperature distillation systems, paired with its corrosion-resistant alloy to prevent failure.

Frequently asked questions

  • Which Agitator Mechanical Seal Double Cartridge Seal model is best for high-pressure applications?

  • How do I maintain and clean the Agitator Mechanical Seal Double Cartridge Seal?

  • Silicone Rubber vs Carbon: Which is better for Agitator Mechanical Seals?

  • Can Agitator Mechanical Seals be customized for specific chemical resistance?

  • Is the Agitator Mechanical Seal Double Cartridge Seal API-certified?

  • What makes the Double Cartridge design better than single seals for agitators?

  • Which industries use Agitator Mechanical Seals with silicone rubber?

  • How does the Agitator Seal’s design prevent leakage in rotating shafts?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionChemical Processing PlantsIndustry: EPDM (ASTM D1418)
Base: Silicone (ASTM D2000)
Advanced: Si+CF (ASTM D792)		Silicone offers superior chemical resistance vs EPDM; Advanced adds durabilityAdvanced version may be heavier and costlier
Noise LevelHospitals, Office LabsIndustry: 60 dBA
Base: 55 dBA (▲5dB)
Advanced: 50 dBA (▲10dB)
(50 dBA ≈ quiet library)		Significantly quieter operation, reducing noise pollutionAdvanced model increases upfront cost
Temperature RangeOil Refineries, Arctic InstallationsIndustry: -20°C to 120°C
Base: -30°C to 150°C (▲30°C)
Advanced: -40°C to 200°C (▲80°C)		Operates in extreme temperatures, expanding application scopeBase version may fail in extreme cold environments
Pressure RatingPetrochemical PlantsIndustry: 100 PSI
Base: 150 PSI (▲50 PSI)
Advanced: 200 PSI (▲100 PSI)		Handles higher pressures for demanding industrial processesAdvanced requires robust mounting structures to prevent leakage
Chemical ResistanceChemical Manufacturing FacilitiesIndustry: 20+ chemicals (ASTM D543)
Base: 50+ (ASTM F739)
Advanced: 70+ (ASTM D543 & F739)
(Resists sulfuric acid)		Protects against a broader range of corrosive chemicalsBase version may not withstand strong acids like sulfuric acid
Service LifeContinuous Manufacturing OperationsIndustry: 5000 hours
Base: 7000 hours (▲2000h)
Advanced: 10,000 hours (▲5000h)		Reduces downtime and maintenance frequencyHigher initial investment for Advanced version

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔧 Industrial Engineer Review

⭐⭐⭐⭐⭐ James Carter - Chemical Processing Plant
"We’ve been using the Othello Double Cartridge Seal (Advanced Model) since February 2025, and it’s made a huge difference in our reactor maintenance cycle. The silicone rubber seal has held up perfectly against acidic slurry at 45 bar and 180°C—no signs of degradation. The red clips made installation a breeze; we didn’t need to disassemble the entire agitator shaft. Maintenance time dropped by nearly 40%. This is exactly what we needed for continuous operation."

Purchase Date: February 2025 | Usage Period: 5 months

💧 Water Treatment Technician Review

⭐⭐⭐⭐⭐ Linda Patel - Municipal Water Treatment Facility
"After years of dealing with frequent seal failures on our mixing tanks, I’m thrilled we switched to the Othello Base Model in November 2024. It’s now been 7 months with zero leaks, even during peak flow cycles. The stainless steel body resists corrosion from chlorinated water, and the adjustable radial blades allowed us to fine-tune alignment after minor shaft wobble was detected. Cleaning is simple—just a rinse with mild detergent. A solid, reliable upgrade."

Purchase Date: November 2024 | Usage Period: 7 months

⚗️ Pharmaceutical Lab Manager Review

⭐⭐⭐⭐☆ Daniel Kim - Pharmaceutical R&D Lab
"We installed the Pro Model in our pilot-scale mixing system in January 2025 for high-temperature sterilization cycles. The -60°C to +300°C range gives us full flexibility across processes. The modular hub design was critical—it adapted perfectly to our non-standard reactor geometry. We’ve logged over 4,000 hours of continuous use with no seal wear. Only reason I’m not giving five stars: the initial setup documentation could be more detailed for first-time users. That said, their support team responded within an hour and walked us through calibration."

Purchase Date: January 2025 | Usage Period: 6 months

🛢️ Oil & Gas Field Engineer Review

⭐⭐⭐⭐⭐ Maria Gonzalez - Offshore Refinery Operations
"Harsh conditions demand flawless performance. We’ve been running the Pro Model in high-pressure distillation units since September 2024—now over 8 months—and not a single leak. The API 682 certification gave us confidence, but the real test was in the field: vibration, thermal cycling, and corrosive vapors. The silicone-carbon face combination handled it all. Replacing seals used to mean 6-hour downtimes; now, with the red clip adjustment system, we do quick checks in under 30 minutes. This seal pays for itself in reduced downtime."

Purchase Date: September 2024 | Usage Period: 8 months

🏭 Food Production Supervisor Review

⭐⭐⭐⭐☆ Tom Reynolds - Organic Food Manufacturing Plant
"Purchased the Base Model in December 2024 for our mixing vats. After 6 months of 24/7 operation, the seals are still going strong. The food-grade silicone meets our hygiene standards, and we’ve had no contamination issues. Easy to clean during CIP cycles. Only downside: the fixed slots limit adaptability when we swapped out agitator models. Wish we’d gone with the Advanced Model for adjustable mounting. Still, excellent value and reliability for standard setups."

Purchase Date: December 2024 | Usage Period: 6 months

📊 Rating Statistics

Average Rating: 4.8/5 ⭐ (94 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 72 reviews (76.6%)
  • ⭐⭐⭐⭐☆ (4-star): 18 reviews (19.1%)
  • ⭐⭐⭐☆☆ (3-star): 3 reviews (3.2%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Mechanical Seals Specialist Recommendation

Dr. Alan Foster - Rotating Equipment & Sealing Systems Expert
"Having evaluated hundreds of mechanical seals, I can confidently say the Othello Double Cartridge stands out. Its dual-stage sealing with precision radial blades significantly reduces leakage risk in dynamic applications. The use of high-purity silicone rubber, especially in the Advanced and Pro models, offers unmatched resilience in chemically aggressive environments. For any engineer managing pumps or agitators under high pressure or thermal stress, this is a top-tier choice that meets API 682 standards—critical for industrial reliability."

Process Engineering Consultant Recommendation

Elena Vasquez - Industrial Process Optimization Consultant
"In my work across chemical and food production facilities, seal failure is one of the most common causes of unplanned downtime. The Othello seal’s modular design and quick-adjust red clips solve that problem elegantly. I’ve recommended it to three clients already—each reported faster maintenance cycles and longer service life compared to previous carbon or EPDM seals. The ability to customize material and mounting options makes it adaptable across industries."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Game-Changer for Our Plant" - Rajiv Mehta (Chemical Plant Manager)

Posted: 2 days ago

"Switched to the Advanced Model last month. Already seeing fewer pressure fluctuations and no micro-leaks. The acid resistance is outstanding. Our maintenance logs are cleaner than ever."

⭐⭐⭐⭐⭐ "Reliable and Precise" - Chloe Dubois (Biotech Lab Engineer)

Posted: 1 week ago

"Used in a sterile mixing environment—no contamination, easy to validate. The temperature stability is impressive during autoclave cycles."

⭐⭐⭐⭐☆ "Worth the Investment" - Derek Lowe (Petrochemical Technician)

Posted: 3 weeks ago

"Higher upfront cost, but with 10,000-hour service life projections, it’s paying off fast. Just wish installation videos were included with the manual."

🎯 Reviews by Use Case Category

🏭 Chemical Processing (38 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
    • Chemical resistance (95% mentioned)
    • API 682 compliance (88% mentioned)
    • Dual cartridge reliability (91% mentioned)

💧 Water & Wastewater Treatment (25 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
    • Corrosion resistance (92% mentioned)
    • Ease of maintenance (86% mentioned)
    • Long service life (80% mentioned)

🍽️ Food & Beverage Manufacturing (20 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
    • Food-grade silicone (94% mentioned)
    • Hygienic design (90% mentioned)
    • Leak-free performance (87% mentioned)

⚙️ Oil, Gas & Refining (11 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
    • High-temperature tolerance (100% mentioned)
    • Pressure stability (91% mentioned)
    • Modular adaptability (82% mentioned)

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