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Application of Stainless Steel Pump Cover in Sterile Fluid Transfer for Bioprocessing

2026-01-06

In the bioprocessing field, fluid transfer systems require high levels of sterility, stability, and precision. During vaccine production, fermentation processes, and the transfer of high-purity solutions in biopharmaceuticals, any contamination from impurities or microbes can affect product quality. As a core pressure-bearing component, the design of the chemical pump cover and its internal structure directly determines the reliability and safety of fluid transfer.

 

Our wear resistant casting pump cover from Jiachuang is made with high-performance stainless steel and cast steel bodies, using a mature sand casting process. This ensures a tight, high-strength structure with excellent corrosion and impact resistance. In sterile fluid transfer applications, the pump cover can operate continuously and reliably, keeping the fluid uncontaminated while reducing the risk of equipment failure or downtime.


Stainless Steel Pump Cover


Applications of Stainless Steel Pump Cover in Bioprocessing:

Fermentation Liquid Recirculation:

The chemical pump cover is corrosion-resistant and built for long-term stable operation, making it ideal for continuous circulation of fermentation liquids. During fermentation, the pump cover can withstand long hours of operation and adapt to pressure fluctuations in the fermenter, ensuring the culture fluid remains sterile throughout the process. This also prevents disruption to microbial growth environments, improving production efficiency and product consistency.

 

Pharmaceutical Intermediates and High-Purity Liquid Transfer:

The stainless steel pump cover can precisely control flow and pressure, preventing contamination or degradation of pharmaceutical intermediates and solutions during transfer. Its excellent sealing design effectively blocks impurities and microbes, meeting biopharmaceutical process requirements and ensuring the final product's quality and purity.

 

CIP/SIP Cleaning Cycles:

The chemical pump cover can withstand high-temperature, high-pressure cleaning and disinfecting solutions, supporting CIP (Clean-in-Place) and SIP (Sterilize-in-Place) cycles. In bioprocessing, this ensures thorough and reliable cleaning without interrupting production, while minimizing cross-contamination risks caused by manual operations and maintaining overall system sterility.

 

Cell Culture and Bioreactor Supplementation:

For cell culture fluids and bioreactor feed solutions sensitive to flow rate, the wear resistant casting pump cover provides stable and precise flow control. This prevents damage to cells or biological materials, offering a stable environment for bioreactions and consistent results.

 

Special Process Liquid Transfer:

For temperature-sensitive, high-viscosity, or particle-containing bioprocess liquids, the stainless steel pump cover maintains stable pressure and uniform flow, ensuring process consistency and smooth production.


chemical pump cover



Dalian Jiachuang Metal Manufacturing Co., Ltd. has been specializing in pump cover manufacturing for many years. We can customize the pump body material, sealing solutions, and drive type according to your specific flow, pressure, and fluid requirements, ensuring long-term stable operation in sterile bioprocess fluid transfer.

If you are looking for a chemical pump cover suitable for sterile fluid transfer in bioprocessing, or need a custom solution for special processes, please contact us—we look forward to working with you.