Product Description
As a leading manufacturer of industrial sealing solutions, Maceng Engineering delivers a premium Bearing Isolator engineered to provide ultimate protection for your critical machinery. Utilizing a precision-machined, close-tolerance design, this non-contacting seal effectively locks out harmful environmental contaminants—such as moisture, grit, and dust—that frequently compromise bearing integrity and lead to premature equipment failure.
Designed for superior reliability and ease of use, Maceng Engineering’s Bearing Isolator features a convenient one-piece cartridge unit that is exceptionally simple to install. Unlike conventional contacting lip seals or standard oil seals, our innovative non-contacting design ensures there is absolutely zero shaft wearing or fretting during continuous operation. On most pumps, motors, and gearboxes, it requires no physical modifications to the existing housing or shaft, making it a seamless, highly effective, and cost-efficient upgrade to maximize your machinery’s lifecycle.
Technical Specifications
- Standard Material – Bearing Bronze
- Axial Movement – 0.13 mm (0.005 in.)
- Radial Movement – 0.38 mm (0.01 in.)
- Temperature Range – -26°C (-15°F) to 121°C (250°F)
- Speed – 10,000 sfpm
- Standard Overall Length – 9.52 mm (0.375 in.)
- Shaft Size – 15.88 mm (0.625 in.) to 101.6 mm (4.000 in.)
Material of Construction (MOC)
- Stator & Rotor: Premium Bearing Bronze / Stainless Steel (SS 316, SS 316L)
- O-Rings: Viton (FKM) / AFLAS / PTFE (High-temperature and chemical resistant, suitable for up to 200°C)
Key Features
- Advanced Contamination Protection: Maceng Engineering’s close-tolerance engineering effectively blocks moisture, grit, dust, and industrial wash-down sprays.
- Zero Shaft Wear: Completely eliminates the grooving, fretting, and costly shaft damage commonly caused by conventional contacting oil seals.
- One-Piece Cartridge Design: Ensures quick, hassle-free installation without the need for complex assembly or specialized tools.
- Direct Equipment Retrofit: Designed to fit perfectly without requiring modifications to the equipment housing or shaft on most standard industrial machinery.
- High-Performance Capabilities: Built for heavy-duty applications, capable of withstanding extreme temperatures up to 200°C and rotational speeds up to 6000 RPM.
- Extended Equipment Life: Protects the bearings and retains bearing lubrication, thereby maximizing the Mean Time Between Failures (MTBF) for your entire rotating assembly.
Operating Parameters
- Temperature: Up to 200°C
- Speed: Up to 6000 RPM Max
- Contaminants Excluded: Moisture, heavy water spray, airborne dust, metallic grit, and process powders.
Industrial Applications
Maceng Engineering’s Bearing Isolators install perfectly on bearing frames across a wide variety of demanding, heavy-duty sectors:
- Oil & Gas Industry (Refineries and Pipeline Pumps)
- Chemical & Petrochemical Processing
- Mining & Mineral Processing Equipment
- Pulp & Paper Mills
- Power Generation Plants
- General Industrial Equipment (Centrifugal Pumps, Electric Motors, Gearboxes, Fans, and Blowers)
Advantages of Choosing Maceng Engineering
- Prolonged Bearing Life: Keeps clean lubrication in and harsh contamination out, ensuring your bearings achieve their maximum L-10 design life.
- Reduced Maintenance Costs: Eliminates the recurring expenses of frequent oil seal replacements and highly costly shaft resleeving or repairs.
- Easy Upgrades: The drop-in, one-piece cartridge design significantly reduces installation downtime during plant maintenance turnarounds.
- Energy Efficient: The non-contacting labyrinth design adds absolutely zero friction, reducing overall motor energy consumption compared to traditional contacting lip seals.
- Proven Reliability: Manufactured to operate continuously in the harshest industrial environments without performance degradation.
Strict Quality Assurance
At Maceng Engineering, quality is our priority. Each Bearing Isolator undergoes rigorous in-house quality control checks to ensure unmatched reliable performance, perfect equipment fitment, and exact dimensional accuracy:
- Comprehensive Visual Inspection
- Precision Dimensional Inspection (Strict adherence to close-tolerance machining standards)
- Raw Material Verification
- Assembly & O-Ring Fitment Verification
- Final Pre-Dispatch Quality Inspection
