Jiangsu Zongheng's single screw press efficiently dewaters solid-containing materials, optimization of output moisture levels.
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Mechanical Vapor Recompression (MVR) systems offering massive utility reduction and optimized operational savings.
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Perfect for corn steep liquor concentration and high-salinity industrial wastewater thermal treatment.
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Specially engineered for advanced starch refining, concentration, and precision impurity separation.
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Utilizes high-speed hot air to suspend and fluidize bulk solids for rapid and uniform moisture removal.
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Optimized mechanical recompression configurations utilizing state-of-the-art steam compressors.
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Optimized with dynamic hot air technology, ensuring short residence times for thermo-sensitive materials.
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Robust engineering design aimed at precision corn germ separation and overall starch refinery throughput.
Learn MoreIn modern process industries, the evaporation of liquids containing heat-sensitive components, high viscosity, or crystallization tendencies requires precision thermal management. Falling film evaporators operate on a simple yet sophisticated thermodynamic principle: the process fluid is fed at the top of a bundle of vertical tubes and distributed uniformly to flow downward as a thin liquid film along the inner tube walls.
Gravity drives this thin film downward while heating media (typically steam or hot water) flows through the jacket or shell-side of the vessel. Boiling occurs rapidly inside the film, releasing vapors that flow cocurrently or countercurrently with the liquid phase. This parallel downward flow helps drag the liquid along, improving overall heat transfer coefficients and reducing the thickness of the thermal boundary layer.
Crucial Parameter: Wetting Rate
For optimal performance, the distribution header must guarantee complete wetting of all heating surfaces. If the feed flow rate drops below the minimum wetting threshold, local dry patches develop on the tube surfaces, leading to rapid scaling, chemical degradation, or fouling of valuable products. The engineering of falling film evaporators is therefore a meticulous balance of fluid dynamics and thermal design.
For European projects and multinational companies seeking standardization across their global manufacturing assets, the CE Marking (Conformity European) is a critical safety and compliance mandate. A falling film evaporator operates under pressure and vacuum states and is legally categorized as a pressure vessel under the European Pressure Equipment Directive (PED) 2014/68/EU.
CE Certification verifies that the design, material selection, fabrication, and testing procedures adhere to rigorous safety standards. Compliance involves strict witness testing of welds, non-destructive testing (NDT), hydraulic tests, and comprehensive calculations validated by a notified body. Purchasing a certified system guarantees compliance with European health, safety, and environmental protection standards, mitigating operational risk and accelerating commissioning timelines.
Combining mechanical vapor recompression (MVR) with falling film configurations reduces live steam consumption by up to 90%. Steam compressors reuse latent heat, ensuring rapid ROI in countries with strict carbon limits.
Designed with automated sanitary spray ball arrangements to support full CIP cycles without dismantling. Highly critical for biotechnology, food and dairy processing, and corn steep liquor industries.
Short retention times (measured in seconds rather than minutes) prevent degradation of heat-sensitive compounds like enzymes, plant extracts, vitamins, and high-protein wastewater streams.
Jiangsu Zongheng Concentrating and Drying Equipment Co., Ltd, formerly known as Yixing Yangxi Light Industrial Machinery Factory, was established. Starting with 45 dedicated staff on 15 mu of land, the company focused on localized mechanical processing.
The company obtained ISO9001 certification, standardizing manufacturing steps and internal project administration to assure predictable quality.
Granted status as a Jiangsu Provincial High-Tech Enterprise, celebrating years of proprietary R&D breakthroughs in thermal evaporation and material drying.
Acquired the Special Equipment Manufacturing License of the People's Republic of China (License No.: TS2232C42), authorizing the production of complex industrial pressure systems.
Achieved ASME U Stamp qualification, aligning manufacturing standards with global codes and enabling export to the Americas and international markets.
Secured international quality system certification (Certificate No.: 45021), proving a globally verified supply chain strategy.
Operating a 54,000+ sqm footprint with a 22,000+ sqm production facility. Over 20 certified engineers support chemical, agricultural, starch, and wastewater projects globally.
Choosing a Chinese supplier for critical industrial processes is no longer just about reducing capital expenditure. Today, the choice is driven by speed to market, manufacturing efficiency, and supply chain integration. Yixing City, located along Taihu Lake, is a global cluster for manufacturing heat exchangers and pressure vessels. This geographic proximity gives Jiangsu Zongheng access to qualified component suppliers, specialized testing agencies, and skilled welders.
Our raw materials, including titanium, Duplex stainless steel (2205/2507), and standard 304/316L, are sourced directly from premier steel mills with full material test report (MTR) documentation. The integration of CNC automated plate cutting, orbital tube sheet welding, and overhead crane capacities up to 80 tons allows us to complete complex assemblies up to 40% faster than regional competitors in the EU or North America.
Integrated Quality Testing
Our quality assurance program includes non-destructive testing (NDT), radiographic tests, and helium leak testing in-house. These tests guarantee that equipment arriving at your installation site matches the specified engineering design and functions without delays.
High-efficiency design suspending materials in dynamic hot air streams, providing short residence times for uniform drying.
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Reduces boiler load by utilizing low-grade waste steam from secondary thermal processes.
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CE certified evaporator designed for low operating temperatures and short residence times for heat-sensitive liquids.
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Engineered for separation, washing, and recovery within starch processing plants.
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Optimized liquid distribution design ensuring complete surface wetting and high heat-transfer efficiency.
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Process engineering configurations integrating thermal vapor recompressors (TVR) or multiple-effect layouts.
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Durable design utilizing structural materials engineered to treat heavy industrial wastewater streams.
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Engineered for high throughput, featuring precise control settings to achieve consistent dry product moisture.
Learn MoreContact our engineers to review your physical properties, capacity needs, and compliance specifications.
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