Shanghai Enactus Industrial Co., Ltd.
Shanghai Enactus Industrial Co., Ltd.
Shanghai Enactus Industrial Co., Ltd.
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About Us
Shanghai Enactus Industrial Co., Ltd. is a high-tech company that integrates research and development, manufacturing, sales, after-sales service, and modern management in the field of Mechanical Seals. We are a professional OEM manufacturer of mechanical seals. Our company has a strong technical research and development team and has knowledge of major domestic and foreign brands of mechanical seals and pump principles, such as EagleBurgmann, JohnCrane, Flowserve, AESSEAL, KSB, ITT, Seepex, and Germany's WestPak. Our company entered the sealing industry in 2000 and has accumulated years of practical experience. We have advanced CNC equipment and exquisite manufacturing processes. We also have advanced laser scanning detection equipment, material testing equipment, and dynamic testing bench equipment. With these resources, we can quickly select seal materials and develop solutions for working conditions, carry out seal mapping design and modification work in the fastest and most professional manner, and ensure the reliability of seal quality. This significantly reduces operating costs for users and improves efficiency. We are currently the most forward-looking advantage in the industry and have received consistent praise and reputation from domestic and foreign users.
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2026-07-06

Introduction Mechanical seal replacement is one of the most critical and refined maintenance procedures for centrifugal pumps. To ensure stable pump operation, zero leakage, and extended service life, the entire process must strictly follow standardized workflows: safety isolation, systematic disassembly, precision installation, and controlled commissioning. Shanghai Enactus Industrial Co., Ltd. shares professional industrial-grade replacement steps and key technical notes to help clients achieve standardized, safe, and high-quality pump maintenance. 1. Pre-Maintenance Preparation & Safety Isolation Before any disassembly, complete safety isolation must be implemented. Operators shall strictly follow the Lockout/Tagout (LOTO) procedure to cut off all power, hydraulic, and pneumatic energy sources and confirm full energy zeroing. Close the pump inlet and outlet valves, open the pressure relief valve, and fully drain residual medium inside the pump cavity and seal chamber. For high-temperature and hazardous medium working conditions, wait until the pump body cools down to a safe temperature before operation. Check and verify OEM technical manuals, confirm the model, specification, an
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enactuseal

Mr. enactuseal

enactuseal@gmail.com

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