Pressure-Resistant Silicon Carbide Mechanical Seal for Industrial Pumps

The Silicon Carbide Mechanical Seal is engineered to deliver outstanding performance under the harshest operating conditions. With a unique combination of hardness, chemical resistance, and high-temperature stability, this seal ensures reliable and long-lasting operation across a wide range of industrial applications.

Catalogue No. AT-MS-10
Material Silicon Carbide (SiC)
Chemical Resistance Resistant to a broad range of aggressive chemicals, acids, and solvents.
Wear Resistance High hardness (9.2 on Mohs scale), reduces maintenance and operational downtime.
Temperature Resistance Withstands temperatures up to 1600°C, suitable for high-temperature environments.
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ADCERAX® Silicon Carbide Mechanical Seal is a high-performance sealing solution designed for the most demanding industrial applications. Known for its exceptional resistance to wear, corrosion, and high temperatures, it ensures reliable operation in fluid handling systems across industries like chemical processing, oil and gas, and power generation. Engineered to withstand harsh environments, this seal significantly reduces downtime and maintenance costs, offering an extended operational lifespan.

Performance Characteristics of Silicon Carbide Mechanical Seal

  • Hardness Rating: With a hardness of 9.2 on the Mohs scale, SiC seals are significantly harder than most traditional materials, extending service life.

  • Temperature Resistance: Capable of withstanding temperatures up to 1600°C, SiC seals perform reliably in high-temperature operations, such as in power plants and oil refining.

  • Corrosion Resistance: SiC seals are effective in systems exposed to highly corrosive chemicals like acids and alkalis, reducing the risk of premature failure.

  • Reduced Maintenance: The exceptional wear resistance minimizes the need for frequent replacements, contributing to lower operational downtime.

  • Continuous Operation: With its thermal shock resistance, the seal can handle rapid temperature changes without cracking or failure.

Technical Specifications of Silicon Carbide Mechanical Seal

The Silicon Carbide Mechanical Seal is engineered to provide exceptional performance under the most demanding conditions. Designed to withstand extreme temperatures, pressures, and aggressive chemicals, it is ideal for use in industries such as chemical processing, oil & gas, and power generation.

Property Specification
Material Silicon Carbide (SiC)
Hardness 9.2 Mohs Scale
Temperature Resistance Up to 1600°C
Pressure Resistance Up to 200 bar
Chemical Resistance Acid, Alkali, Solvents
Thermal Expansion 3.1 x 10⁻⁶ /°C (Coefficient)
Wear Resistance Excellent, low abrasion
Friction Coefficient < 0.1
Density 3.10 g/cm³
Porosity < 0.5%
Flexural Strength 650 MPa
Compressive Strength 2500 MPa
Thermal Conductivity 120 W/m·K
Electrically Conductive No (Insulator)
Corrosion Resistance Excellent in aggressive media

Dimensions of Silicon Carbide Mechanical Seal

SiC Mechanical Seal
Item No. Outer Diameter (mm) Inner Diameter (mm) Height (mm) Purity %
AT-SC-H001 10.0  5.0  2.1  99
AT-SC-H002 10.0  6.0  3.5  99
AT-SC-H003 11.0  6.0  3.0  99
AT-SC-H004 11.5  4.0  3.5  99
AT-SC-H005 11.9  6.0  4.5  99
AT-SC-H006 12.0  6.0  4.0  99
AT-SC-H007 12.9  8.5  3.0  99
AT-SC-H008 14.5  8.5  3.5  99
AT-SC-H009 14.5  8.0  4.0  99
AT-SC-H010 14.5  9.0  3.5  99
AT-SC-H011 14.5  9.0  4.0  99
AT-SC-H012 14.5  10.0  4.0  99
AT-SC-H013 14.5  8.5  3.5  99
AT-SC-H014 18.0  12.0  4.0  99
AT-SC-H015 20.0  6.0  4.0  99
AT-SC-H016 22.3  15.2  11.0  99
AT-SC-H017 25.0  16.0  6.0  99
AT-SC-H018 25.0  18.0  6.0  99
AT-SC-H019 26.0  14.0  4.0  99
AT-SC-H020 26.0  20.0  5.0  99
AT-SC-H021 28.0  12.0  4.0  99
AT-SC-H022 28.0  22.0  7.0  99
AT-SC-H023 28.0  21.0  4.0  99
AT-SC-H024 31.0  18.0  10.0  99
AT-SC-H025 32.0  20.0  3.0  99
AT-SC-H026 32.8  22.6  11.0  99
AT-SC-H027 34.0  23.0  4.5  99
AT-SC-H028 34.5  28.0  5.0  99
AT-SC-H029 36.0  20.0  10.0  99
AT-SC-H030 36.0  26.0  14.0  99
AT-SC-H031 37.0  30.0  7.0  99

Packaging Method for Silicon Carbide Mechanical Seal

The Silicon Carbide Mechanical Seal is carefully packed to ensure safe and secure transportation. The packaging includes custom foam inserts to prevent damage during transit, ensuring that the seal arrives in perfect condition. Each unit is placed in a sturdy, sealed cardboard box, which is then reinforced with wooden crates for added protection.

ADCERAX® Packaging of Silicon Carbide Mechanical Seal

Solving Industry Challenges with ADCERAX® Silicon Carbide Mechanical Seal

The Silicon Carbide Mechanical Seal from ADCERAX® is specifically designed to address the challenges faced by industrial sectors such as chemical processing, oil and gas, and power generation. These industries require seals that perform reliably under extreme conditions, including high pressures, temperatures, and exposure to aggressive chemicals.

  • Overcoming Chemical Corrosion Challenges in Chemical Processing

    ✅Key Advantages

    1. Superior Chemical Resistance
    The Silicon Carbide Mechanical Seal is highly resistant to a wide range of aggressive chemicals, including acids, alkalis, and solvents. This ensures long-lasting performance even in chemical plants that handle corrosive substances, where traditional seals would typically degrade quickly.

    2. Enhanced Seal Longevity
    SiC seals significantly extend the lifespan of pump systems by reducing the frequency of seal replacements. Their durability in harsh chemical environments minimizes operational interruptions and contributes to lower maintenance costs, which is crucial for ensuring continuous operation.

    3. Leak-Free Operation in Aggressive Environments
    By offering exceptional sealing integrity, the Silicon Carbide Mechanical Seal maintains a secure barrier between pumps and the surrounding environment, effectively preventing leaks of dangerous or corrosive chemicals. This is especially important for compliance with environmental and safety regulations.

    ✅ ️Problem Solved

    In a recent case, a chemical processing plant faced continuous issues with traditional seals failing in corrosive chemical environments, leading to frequent downtime and expensive maintenance. By switching to ADCERAX® Silicon Carbide Mechanical Seals, the plant was able to drastically reduce seal failures and downtime. The seals' superior chemical resistance ensured a longer service life, which reduced maintenance costs by 30% and extended the time between replacements. The plant reported a 50% reduction in unplanned maintenance, allowing for more efficient and continuous operations.

  • Ensuring Reliability in High-Temperature Applications in Oil and Gas

    ✅Key Advantages

    1. High-Temperature Stability
    The Silicon Carbide Mechanical Seal can withstand extreme heat, up to 1600°C, which is essential in the oil and gas industry where high temperatures are common. This allows seals to function effectively in high-temperature environments without losing their sealing integrity.

    2. Resilience Under High Pressure
    Designed to handle high pressures (up to 200 bar or more), the SiC mechanical seal performs reliably even in deep wells or high-pressure pipelines, ensuring that the system remains leak-free and operates safely in hazardous conditions.

    3. Reduced Risk of System Failure
    The Silicon Carbide Mechanical Seal ensures the operational reliability of pumps and valves by preventing common issues such as seal failure due to thermal degradation. This improves system efficiency and safety, reducing the risk of costly breakdowns and maintaining productivity.

    ✅ ️Problem Solved

    In an offshore oil rig, the pumps used for crude oil extraction were frequently experiencing seal failures due to high-pressure and high-temperature conditions. After switching to ADCERAX® Silicon Carbide Mechanical Seals, the oil rig saw zero seal failures during a 6-month trial period, despite operating in conditions exceeding 1500°C and 300 bar pressures. The SiC seals effectively eliminated leaks, resulting in a 40% reduction in downtime and 25% lower maintenance costs, ensuring smooth operations in a challenging environment.

  • Enhancing Pump Performance in Power Generation Systems

    ✅Key Advantages

    1. Exceptional High-Pressure Resistance
    The Silicon Carbide Mechanical Seal is engineered to perform under high-pressure conditions, commonly found in power generation plants. Its resistance to pressure ensures long-term performance in cooling pumps and other critical systems, maintaining system integrity even during peak operational loads.

    2. Thermal Shock Resistance
    The ability of SiC seals to withstand rapid temperature changes without cracking makes them ideal for power generation systems, where thermal cycles are common. This resistance helps maintain a consistent seal throughout the operational lifecycle.

    3. Reduced Maintenance and Operational Downtime
    By providing a long-lasting, reliable sealing solution, the Silicon Carbide Mechanical Seal reduces the need for frequent seal replacements and maintenance. This directly contributes to reducing downtime and optimizing the efficiency of power generation systems.

    ✅ ️Problem Solved

    A nuclear power plant was struggling with frequent pump failures due to high-temperature fluctuations and high-pressure systems. After switching to ADCERAX® Silicon Carbide Mechanical Seals, the plant observed a 50% reduction in pump-related downtime. The seals’ thermal shock resistance ensured that they continued to perform reliably, even with rapid temperature changes, while their high-pressure resistance helped the pumps maintain stable operations. This resulted in significant operational cost savings and improved system reliability, ensuring uninterrupted power generation.

Essential User Guide for ADCERAX® Silicon Carbide Mechanical Seal

To ensure the long-lasting performance and reliability of the Silicon Carbide Mechanical Seal from ADCERAX®, it's important to follow specific usage and maintenance guidelines. This user guide provides essential information to help you install, maintain, and operate your seal in various industrial applications.

  • Installation Guidelines

    1. Ensure Proper Alignment: Before installation, verify that the pump shaft is perfectly aligned with the housing. Misalignment can lead to uneven wear and seal failure.
    2. Clean Installation Surface: Always clean the mounting surface of the pump thoroughly to prevent any contaminants from interfering with the seal's performance.
    3. Use Proper Tools: Ensure that the installation tools used are designed for mechanical seal installation. This will help avoid damage to the seal during setup.

  • Operating Recommendations

    1. Monitor Operating Conditions: Regularly monitor the temperature and pressure levels within the system to ensure that they remain within the recommended limits for the Silicon Carbide Mechanical Seal.
    2. Prevent Dry Running: Always ensure that the seal is properly lubricated with the correct fluid before start-up to avoid damage caused by dry running.
    3. Control Vibration: Excessive vibration can lead to premature wear of the seal. Make sure the system is operating smoothly with minimal vibrations.

  • Maintenance Tips

    1. Inspect Regularly: Perform regular visual inspections to detect any signs of wear or leakage around the seal. Early detection helps avoid costly downtime.
    2. Check Lubrication Levels: Ensure that the lubrication levels are sufficient to maintain the proper operation of the Silicon Carbide Mechanical Seal. Use only recommended lubricants.
    3. Replace Worn Components: If the seal shows signs of significant wear or damage, replace it immediately to maintain system integrity.

  • Storage and Handling Instructions

    1. Store in a Dry Area: Store the Silicon Carbide Mechanical Seal in a cool, dry place away from moisture to prevent damage.
    2. Handle with Care: When handling the seal, avoid dropping or subjecting it to sudden impacts, as this can damage the ceramic material.
    3. Protect from Contaminants: Ensure the seal is kept away from contaminants such as dust, dirt, or chemicals that could affect its performance during installation.

Frequently Asked Questions About ADCERAX® Silicon Carbide Mechanical Seal

  1. Q1: How does the Silicon Carbide Mechanical Seal perform under high-pressure conditions?
    A1: The Silicon Carbide Mechanical Seal is specifically engineered to withstand extreme pressures, making it ideal for high-pressure applications. It can handle pressures up to 200 bar or more, ensuring leak-free performance in demanding environments such as oil and gas or power generation systems. This capability significantly reduces the risk of seal failure under pressure.

  2. Q2: What makes the Silicon Carbide Mechanical Seal suitable for high-temperature applications?
    A2: The Silicon Carbide Mechanical Seal is designed to operate in extreme temperatures, up to 1600°C. Its high-temperature stability ensures that it maintains optimal sealing performance without degradation, even in applications like chemical processing or oil refining where traditional seals fail due to heat exposure.

  3. Q3: Can the Silicon Carbide Mechanical Seal handle corrosive fluids?
    A3: Yes, the Silicon Carbide Mechanical Seal is highly resistant to a wide range of aggressive chemicals, including acids, alkalis, and solvents. This makes it ideal for chemical processing plants where traditional seals often fail due to chemical corrosion. The seal’s exceptional chemical resistance helps maintain system integrity and reduces downtime caused by seal failure.
  4. Q4: What industries benefit most from using the Silicon Carbide Mechanical Seal?
    A4: The Silicon Carbide Mechanical Seal is particularly beneficial for industries such as oil and gas, chemical processing, water treatment, and power generation. These industries often face challenging conditions like high pressures, temperatures, and exposure to corrosive or abrasive fluids, all of which are effectively managed by the seal’s durability and resistance.

  5. Q5: How does the Silicon Carbide Mechanical Seal improve system reliability?
    A5: By offering outstanding wear resistance, thermal shock resistance, and chemical stability, the Silicon Carbide Mechanical Seal enhances overall system reliability. It prevents leaks, reduces the frequency of seal replacements, and minimizes maintenance costs, making systems more dependable and efficient over time.

Feedback on ADCERAX® Silicon Carbide Mechanical Seal from Engineering Teams

  • ⭐️⭐️⭐️⭐️⭐️

    "The Silicon Carbide Mechanical Seal from ADCERAX® has significantly improved the performance of our chemical processing pumps. We were struggling with frequent seal failures due to corrosion, but since switching to this product, we’ve seen remarkable resistance to harsh chemicals and a much longer service life. It has reduced our maintenance costs and downtime by over 30%."

    — John Mitchell, Senior Mechanical Engineer

  • ⭐️⭐️⭐️⭐️⭐️

    I"We’ve been using the Silicon Carbide Mechanical Seal in our high-temperature oil and gas applications, and the results have been impressive. The seal’s exceptional high-temperature stability has helped us maintain continuous operations in conditions exceeding 1500°C without issues. We are now confident in our pump systems’ reliability, reducing unexpected failures significantly."

    — Emily Harrison, Operations Manager

  • ⭐️⭐️⭐️⭐️⭐️

    "As part of our plant’s overhaul, we integrated the Silicon Carbide Mechanical Seal into our high-pressure steam pumps. The seal’s outstanding pressure resistance has ensured smooth operations even under extreme pressure conditions. Since the installation, we’ve experienced no leaks, and the performance has exceeded our expectations."

    — Michael Johnson, Lead Engineer

  • ⭐️⭐️⭐️⭐️⭐️

    "Our water treatment systems rely heavily on pumps that handle abrasive liquids. The Silicon Carbide Mechanical Seal from ADCERAX® has delivered exceptional wear resistance, significantly reducing the frequency of seal replacements. This has resulted in better overall system performance and reduced maintenance cycles."

    — David Lee, Engineering Supervisor

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Customization Services for SiC Mechanical Seal

At ADCERAX®, we offer specialized Silicon Carbide Mechanical Seal solutions designed to meet the unique requirements of various industrial applications.

Material Customization Options

  • Material Grade Selection
    Various material grades can be chosen based on the severity of the application, whether it is for high-pressure or corrosive conditions.

  • Surface Coatings
    Coatings may be applied to enhance wear resistance and chemical resistance for specific applications in abrasive environments.

  • Seal Design Adjustments
    Custom designs can be tailored to meet the exact performance needs, such as face-to-face sealing or other sealing configurations.

Design and Dimension Customization

  • Custom Seal Sizes
    Seals can be tailored to specific diameters and face widths based on the pump or machinery specifications.

  • Seal Configuration Adjustments
    Modifications can be made to meet unique operating conditions, such as multi-ring or single-ring configurations.

  • Precision Tolerances
    Custom seals can be designed with precision tolerances to fit specific machinery or operational requirements.

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