EMG 12

The MG12 Mechanical Seal manufactured by Maceng Engineering is a high-performance rubber bellow mechanical seal designed for water pumps, chemical pumps, sewage pumps, mixers, and various industrial rotating equipment applications. Its flexible rubber bellow construction functions as an effective secondary sealing element, allowing the seal to compensate for shaft movement, vibration, and minor misalignment while maintaining consistent sealing performance under diverse operating conditions.

Engineered with precision-manufactured components, premium seal face materials, and corrosion-resistant metal parts, the MG12 Mechanical Seal delivers reliable leak-free operation, excellent wear resistance, and extended service life. The single spring, unbalanced design ensures stable face loading and dependable performance in both clean and moderately contaminated fluid applications. Its robust construction, ease of installation, and low maintenance requirements make it an ideal sealing solution for industrial pumping systems, mixers, agitators, and other rotating equipment where durability, efficiency, and operational reliability are essential.

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Product Description

The MG12 Mechanical Seal manufactured by Maceng Engineering is a reliable rubber bellow mechanical seal designed for a wide range of industrial pumping and rotating equipment applications. Featuring a single spring, unbalanced design with internally mounted construction, the seal offers dependable sealing performance, easy installation, and excellent operational flexibility under varying service conditions.

The rubber bellow design eliminates the need for additional dynamic secondary sealing elements while compensating for shaft movement, vibration, and minor misalignment. Its robust construction ensures stable operation, reduced maintenance requirements, and long service life in both clean and moderately contaminated fluid applications.

Manufactured using premium-grade sealing materials and corrosion-resistant metal components, the MG12 Mechanical Seal delivers reliable leakage control, excellent wear resistance, and cost-effective performance, making it suitable for water treatment systems, chemical pumps, process pumps, and general industrial equipment.

Technical Specifications:

Seal Type: MG12 Mechanical Seal
Design: Rubber Bellow Mechanical Seal
Configuration: Single Spring, Unbalanced Seal
Construction: Internally Mounted
Rotation: Independent of Direction of Rotation
Shaft Size Range: 10 mm to 120 mm
Pressure Capacity: Up to 10 – 16 Bar
Temperature Range: -30°C to +200°C
Speed: Up to 10 – 15 m/s

Material Combinations:

Rotary Face: Carbon
Stationary Face: Ceramic / Silicon Carbide (SIC) / Tungsten Carbide
Elastomer Options: NBR, EPDM, Viton, HNBR
Metal Components: SS 304, SS 316, Hastelloy (Optional)

Features:

Flexible rubber bellow design for reliable sealing performance
Single spring construction for smooth operation
Independent of shaft rotation direction
Excellent compensation for shaft movement and vibration
Easy installation and maintenance
Suitable for clean and lightly contaminated fluids
Leak-free operation with long service life
Economical and durable sealing solution

Applications:

Water Pumps
Chemical Pumps
Process Pumps
Industrial Rotating Equipment
Utility Pumps
General Industrial Applications

The MG12 Mechanical Seal by Maceng Engineering provides dependable sealing performance, durability, and operational efficiency, making it an ideal solution for a broad range of industrial pumping and fluid-handling applications.

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Your Reliable Partner for Industrial Sealing Solutions

From standard mechanical seals to customized engineered sealing systems, MACENG Engineering delivers precision, reliability, and long-lasting performance that industries can trust.

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FREQUENTLY ASKED QUESTIONS

Have Questions?

Find answers to the most common questions about our mechanical seals, industrial sealing solutions, manufacturing capabilities, and engineering services.

Do you provide custom sealing solutions based on machine requirements?

Yes. We manufacture customized mechanical seals and sealing components based on your equipment specifications, shaft size, pressure, temperature, operating conditions, and application requirements. Simply share your drawings, samples, or technical details, and our engineering team will develop the right solution.

Which industries do your products serve?

Our sealing solutions are trusted across a wide range of industries, including Oil & Gas, Chemical, Petrochemical, Pharmaceutical, Food Processing, Power Generation, Water Treatment, Marine, Paper, Textile, Mining, Steel, Cement, and General Manufacturing.

What products does MACENG Engineering manufacture?

We manufacture a comprehensive range of industrial sealing solutions, including:

Mechanical Seals
Agitator Mechanical Seals
Split Mechanical Seals
Rotary Joints & Rotary Unions
Bearing Isolators
Thermosyphon Systems
Rubber & PTFE Components
Customized Industrial Sealing Solutions

What materials are used in your sealing products?

Our products are manufactured using premium engineering materials such as Silicon Carbide, Tungsten Carbide, Carbon Graphite, Stainless Steel (SS304/SS316), PTFE, Viton, EPDM, Nitrile (NBR), Ceramic, and other high-performance elastomers, depending on the application.

How do you ensure product quality?

Every product undergoes rigorous quality inspections, precision dimensional checks, material verification, pressure testing, and performance evaluation using advanced measuring instruments and strict manufacturing standards before dispatch.

Can you manufacture products according to customer drawings?

Absolutely. We specialize in OEM manufacturing and custom-engineered sealing solutions based on customer drawings, technical specifications, or physical samples to ensure a perfect fit and optimal performance.

Do you support bulk and international orders?

Yes. We handle both domestic and international orders with efficient production planning, secure packaging, and reliable logistics to ensure timely delivery worldwide.

Why choose MACENG Engineering?

MACENG Engineering combines precision engineering, premium-quality materials, advanced manufacturing technology, strict quality control, customized solutions, competitive pricing, and dedicated technical support to deliver reliable sealing solutions that maximize equipment performance and service life.

How can I request a quotation?

You can contact our sales team by sharing your product requirements, technical drawings, specifications, or sample details. We will provide a detailed quotation along with the most suitable sealing solution for your application.

Do you provide technical support after delivery?

Yes. Our experienced engineering team offers technical guidance, installation assistance, product selection support, and after-sales service to help customers achieve the best performance from our sealing solutions.

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Precision Sealing Solutions for Industries That Demand Reliability

MACENG Engineering provides precision-engineered mechanical seals and industrial sealing solutions that improve reliability, reduce downtime, and enhance operational performance.