Explore our top-tier integrated processing solutions engineered to seamlessly interface with our high-purity closed storage systems.
Addressing modern containment challenges and strict process integration requirements across global industrial supply chains.
In the modern biopharmaceutical, cosmetic, and chemical industries, fluid processing requires rigorous mitigation against external contaminants. Open-air fluid handling presents severe risks of biological infestation, product oxidation, and cross-contamination. Sealed closed stainless steel storage tanks are engineered to address these operational constraints by creating a controlled, hermetic barrier between the high-purity product and ambient environment.
1. VOC Mitigation: Compliance with international environmental policies by sealing volatile organic compounds.
2. Nitrogen Blanket Capability: Eliminating headspace oxygen to prevent decomposition of oxidizable products.
3. Sterility Assurance: Smooth integration of Clean-in-Place (CIP) and Sterilization-in-Place (SIP) cycles.
By leveraging custom-grade metallurgy and structural compliance configurations like CE certification, global manufacturers ensure the highest levels of quality control, operational safety, and brand protection.
Closed storage configurations prevent airborne microbes, dust particles, and ambient moisture from entering the tank headspace, preserving critical liquid matrices in cosmetic and medicinal applications.
Sealed design allows pressure-assisted evacuation and transfer, simplifying the movement of viscous emulsions and high-purity cosmetic bulk ingredients across processing modules.
Constructed utilizing premier SUS316L and SUS304 grades. Chemical passivation treatments form a deep, protective layer, defending the system against harsh acidic or alkaline detergents.
A breakdown of legal requirements, engineering specifications, and safety rules for pressure and atmosphere vessels.
For European and global markets, storage tanks operating under positive pressure or vacuum must comply with the Pressure Equipment Directive (PED) 2014/68/EU. Obtaining a CE mark is not a mere regulatory formality; it is a declaration of compliance with rigorous safety rules governing raw material procurement, welding quality, design verification, and pressure testing.
At SINAEKATO, every storage vessel is subjected to advanced non-destructive testing (NDT), including visual inspections, radiographic test methods, and hydrostatic pressure testing. Standard mechanical calculations determine the structural thickness required to withstand negative vacuum forces during CIP purge cycles, eliminating the risk of tank collapse.
• Materials: Standard EN 10204 3.1 certification verifying chemical composition and mechanical resistance.
• Welding Qualification: Welds executed by ASME Section IX or ISO 9606-1 certified technicians.
• Surface Roughness: Internal surfaces finished to Ra < 0.4 μm with electropolishing to prevent bacterial adhesion.
| Parameter | Sanitary SUS304 Class | High-Purity SUS316L Class | Typical Applications |
|---|---|---|---|
| Carbon Content (%) | ≤ 0.08% | ≤ 0.03% (Low Carbon prevents carbide precipitation) | Standard structures vs. High-temperature sanitary zones |
| Corrosion Resistance | Excellent (General organic fluids) | Superior (High chloride, salt, and acidic formulations) | Cosmetic lotions, detergents vs. Pharma injectables |
| Surface Finish Options | Ra ≤ 0.8 μm (Mechanical Polish) | Ra ≤ 0.4 μm (Electropolished & Passivated) | Chemical batch storage vs. Sterility-critical cell cultures |
| Standard Jackets | Dimple jacket for cooling | Double-layer insulated steam heating jacket | Hot-filling systems & temperature-sensitive solutions |
Bridging local support networks with overseas engineering expertise to offer comprehensive, turnkey liquid processing designs.
Navigating global standards requires localization. Whether meeting FDA guidelines for food contact surfaces in North America, GMP standards for pharmaceutical production in the APAC region, or ATEX directives for explosion-proof installations in high-risk chemical operations, SINAEKATO provides engineered compliance.
Our collaboration with global service centers and local technical departments guarantees rapid installation, commissioning, and system maintenance. We offer customized automation integration, including Siemens PLC panels, precise load cells, and digital control sensors, allowing seamless communication with your existing industrial systems.
• Germany Group: Formed in cooperation with FLEMAC, bringing European engineering standards to our entire line of sanitary vessels.
• Broad Reach: Operating across 55+ countries, providing customized local support and validation document preparation (FAT/SAT, IQ/OQ).
A trusted name in cosmetic, pharmaceutical, and chemical machinery since 1992.
Born in 1992, SINAEKATO has grown into one of China's premier machinery manufacturers. We focus on supplying high-performance, integrated equipment, including vacuum emulsifying mixers, liquid wash homogenizers, sterile storage systems, RO water treatment lines, and fully automated filling and packaging machinery.
We believe that science and technology are the primary drivers of industrial progress. By continuously strengthening our research capabilities, utilizing advanced fabrication equipment, and implementing strict quality controls, we ensure every system provides long-term reliability and performance.
To deliver reliable equipment, 80% of our main machine components are sourced from globally recognized suppliers, including Siemens, Schneider, Omron, ABB, and Grundfos. This combination of advanced engineering and premium components allows us to support major projects worldwide, including systems for Unilever, SK-II, and Shiseido.
A history of growth, global partnerships, and engineering innovations.
Began operations within the chemical and process machinery industry, establishing core engineering principles.
Guangzhou Sina Cosmetics Engineering Equipment Co., Ltd. was established to focus on cosmetic processing systems.
Established Hong Kong Hantao International Investment Co., Ltd. to support overseas expansion.
Gaoyou Sina Chemical Machinery Equipment Factory was established; Guangzhou Sina renamed to Guangzhou Sina Chemical Machinery Co., Ltd.
Established Gaoyou Sina Light Industry Machinery Equipment Factory to expand processing equipment production.
Acquired 10,000 square meters of industrial land in Gaoyou, launching SINA EKATO CHEMICAL MACHINERY CO., LTD (GAOYOU CITY).
Established Yangzhou Hantao Chemical Machinery Co., Ltd. to support regional design and fabrication demands.
Acquired Guangzhou Jingcheng Machinery, built a large exhibition center, and expanded international export routes.
Guangzhou Sina Chemical Machinery Co., Ltd. was officially renamed to Guangzhou SINAEKATO Chemical Machinery Co., Ltd.
Acquired Guangzhou Suogao Machinery Equipment Co., Ltd., expanding engineering capabilities.
Established the Gaoyou City facility as the main headquarters for Production, Sales, and After-Sales Service.
Established SINA EKATO Equipment (Jiangsu) Co., Ltd. to support foreign joint ventures and cooperative projects.
Partnered with European developer FLEMAC to establish Germany SINAEKATO Group Co., Ltd., bringing together European design and manufacturing resources.
Secured a $800,000 cosmetic processing line with Unilever South Africa, and a $1,500,000 cosmetics plant project with Shiseido OEM partners in Japan.
Delivered a $1,000,000 industrial liquid detergent production line to a leading manufacturer in Japan.
How SINAEKATO is integrating smart digital features and advanced design models into sanitary storage technologies.
Integrating non-contact radar sensors, real-time weighing systems, and automated pressure monitoring to feed data directly into SCADA and manufacturing execution systems (MES).
Developing low-fluid dynamic spray heads that minimize water and detergent use while maintaining complete cleaning coverage during Clean-in-Place cycles.
Adopting eco-friendly electropolishing methods to achieve an ultra-smooth finish of Ra < 0.2 μm, reducing product adhesion and simplifying maintenance.
Common questions from engineering departments and quality control managers regarding closed sanitary storage vessels.
CE certification confirms compliance with the European Pressure Equipment Directive (PED) 2014/68/EU. It ensures that closed tanks designed for pressurized transport, CIP, or vacuum purging are structurally calculated and tested to prevent rupture or failure under pressure.
SUS316L contains molybdenum and has a lower carbon content, offering higher resistance to corrosion from chlorides, organic acids, and aggressive cleaning solutions compared to standard SUS304. It is widely used in pharmaceutical and food contact applications.
A nitrogen blanket replaces ambient oxygen in the tank's headspace with inert nitrogen gas. This prevents product oxidation, protects volatile chemicals, and reduces fire risks for flammable liquids.
SINAEKATO tanks feature integrated sanitary ports, including high-coverage spray balls and pressure-rated connections. These components allow full cleaning (CIP) and steam sterilization (SIP) without opening the vessel, maintaining system sterility.
Every pressurized storage vessel undergoes hydrostatic testing, pressure hold tests, and weld inspections (dye penetrant or radiographic testing) to confirm structural integrity and verify pressure limits.
Yes. Our engineering team calculates the wall thickness and reinforcement rings needed for vacuum service. This prevents tank implosions during vacuum transfers or rapid cooling cycles after steam cleaning.
Tanks can be configured with magnetic drive mixers for sterile applications, low-shear anchor agitators with Teflon scrapers, or high-shear homogenizers, depending on the product's viscosity and mixing requirements.
We manage logistics, customs clearance, and documentation. Our field technicians and local support network provide on-site installation, commissioning, and system training to ensure compliance with local regulations.
Complete your processing system with our high-purity water treatment, packaging, and facility utilities.
Sina Ekato
