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Explore our core product lineup — precision-engineered falling film and waste heat evaporation solutions designed for maximum efficiency and minimum energy consumption.
A Single Effect Falling Film Evaporator is a highly efficient thermal separation device in which a thin liquid film flows downward along the inner surface of vertical heat-exchange tubes under gravity. Steam or another heat source is applied on the shell side, causing the liquid to evaporate rapidly at low temperatures and pressures — making it ideal for heat-sensitive materials.
Unlike multi-effect systems, the single-effect configuration offers lower capital investment, simpler operation, and faster deployment, making it the preferred choice for small-to-medium scale production facilities, pilot plants, and specialized processing lines across Seattle's diverse industrial landscape.
Key Advantage: The falling film design enables evaporation at very low temperature differentials, preserving the biological activity, flavor, color, and nutritional value of sensitive liquids — critical for Seattle's thriving food, beverage, and biopharmaceutical sectors.
Seattle and the broader Pacific Northwest region represent one of the most dynamic industrial markets in North America — creating strong, sustained demand for high-performance evaporation equipment.
Seattle is home to a thriving craft beverage, dairy, and specialty food processing industry. Single effect falling film evaporators are widely used for juice concentration, dairy whey processing, and craft spirit distillation — sectors experiencing double-digit growth in the region.
The Seattle-Bellevue corridor is a global biotech hub. Pharmaceutical manufacturers and biotech startups rely on falling film evaporators for concentration of fermentation broths, amino acids, vitamins, and active pharmaceutical ingredients (APIs) at gentle temperatures.
Washington State's strict environmental regulations drive demand for advanced wastewater concentration and zero-liquid-discharge (ZLD) solutions. Single effect falling film evaporators play a key role in treating high-salinity wastewater and industrial effluents from manufacturing facilities.
Seattle's chemical sector — including specialty coatings, adhesives, and surfactant manufacturers — utilizes evaporation technology for solvent recovery, product concentration, and purification processes that demand precise temperature control.
Regional agricultural processors use falling film evaporators for concentrating corn steep liquor, starch sugars, sorbitol, and glucose syrups — aligning perfectly with Jiangsu Zongheng's most proven application expertise and decades of field-tested solutions.
Seattle's commitment to carbon neutrality accelerates adoption of energy-efficient evaporation systems. Waste heat evaporators and MVR-integrated falling film systems reduce steam consumption by up to 80%, supporting corporate ESG goals and state energy mandates.
The global evaporator market is evolving rapidly. Here are the key trends shaping demand for single effect falling film evaporators in Seattle and beyond.
Tightening energy efficiency standards in Washington State and across the U.S. are pushing manufacturers to upgrade from conventional evaporators to falling film designs that offer significantly lower steam consumption and reduced operational costs. Waste heat recovery integration is now a standard specification in new project tenders.
Industry 4.0 adoption is accelerating in Pacific Northwest manufacturing. Modern falling film evaporators now integrate PLC/SCADA control systems, real-time process monitoring, and predictive maintenance capabilities — reducing downtime and improving product consistency across batch and continuous operations.
Environmental compliance requirements are driving investment in ZLD systems across Seattle's industrial corridor. Single effect falling film evaporators serve as the primary concentration stage in ZLD trains, working in tandem with crystallizers and spray dryers to achieve complete liquid waste elimination.
The rapid expansion of Seattle's biotech and specialty chemical sectors is creating new demand for compact, flexible evaporation systems. Single effect falling film evaporators offer the versatility to handle diverse feed compositions — from dilute fermentation broths to viscous syrups — with minimal product degradation.
Consumer demand for minimally processed, nutrient-rich food products is driving adoption of low-temperature concentration technologies. Falling film evaporators operating under vacuum conditions preserve vitamins, enzymes, and flavor compounds that would be destroyed by conventional high-temperature processing methods.
Seattle's industrial ecosystem increasingly embraces circular economy principles. Falling film evaporators enable resource recovery from process streams — concentrating valuable by-products for reuse, reducing waste volumes, and creating new revenue streams from previously discarded materials.
Our single effect falling film evaporators are engineered to address the specific processing challenges faced by Seattle-area industries.
Concentration of spent grain liquids, recovery of alcohol stillage, and processing of fermentation by-products for Seattle's booming craft brewery and distillery sector.
Gentle concentration of whey, lactose solutions, and milk proteins under vacuum — preserving nutritional integrity while reducing transportation and storage costs for regional dairy processors.
Concentration of APIs, amino acid solutions, vitamins, and herbal extracts at precisely controlled temperatures — meeting FDA cGMP requirements for Seattle's life sciences manufacturers.
Pre-concentration of high-COD industrial effluents before biological treatment or incineration — reducing treatment volumes and costs for Seattle's manufacturing and processing facilities.
Efficient concentration of corn steep liquor — a key fermentation nutrient — for regional bioethanol, lysine, and starch processing operations supplying Pacific Northwest agricultural markets.
Concentration of erythritol, trehalose, sorbitol, itaconic acid, and threonine from fermentation liquors — serving Seattle's rapidly expanding functional ingredient and nutraceutical manufacturing sector.
Jiangsu Zongheng Concentration & Drying Equipment Co., Ltd. (formerly Yixing Yangxi Light Industry Machinery Factory), founded in 1992, is located in Zhoutie Town, Yixing City, on the shores of the beautiful Taihu Lake. The company covers an area of over 54,000 square meters, with a production workshop area of over 22,000 square meters.
Jiangsu Zongheng is a modern high-tech enterprise specializing in the manufacturing of concentration, drying, starch industry, alcohol DDGS, and Category III medium & low-pressure vessel equipment. It is currently a member enterprise of the China Starch and Alcohol Association. Its products are widely used in industries such as food fermentation, alcohol, chemical, pharmaceutical, environmental protection, and petrochemical.
The company's other main products include Tube Bundle Dryers, with design and manufacturing capabilities reaching 1600m² (making it a primary manufacturer of large tube bundle dryers). Other main products such as Single Screw Fiber & Germ Dehydrators and Wash Cyclones are recognized as high-quality products by starch manufacturers and the industry. High-quality products and a sincere service attitude have won consistent praise and trust from numerous users at home and abroad, fully demonstrating the company's first-class technical advantages and manufacturing capabilities for large-scale equipment.
Jiangsu Zongheng is always committed to exploration and innovation. Through years of sincere effort and user support, it has achieved sustained development. Main products include evaporation plants, comprising Multi-Effect Evaporators, Thermal Vapor Recompressors (TVR), Waste Heat Evaporators, and Mechanical Vapor Recompressors (MVR, achieving minimal unit energy consumption). These are widely used for liquid concentration, including distillates, alcohol stillage, ammonium sulfate, corn steep liquor, itaconic acid, threonine, starch sugar, sorbitol, glucose, fructose, trehalose, erythritol, organic wastewater, high-salinity wastewater, etc., making the company one of the domestic manufacturers with the most extensive product variety.
In March 2002, the company took the lead in obtaining ISO9001:2015 international quality system certification (Certificate No.: 45021), establishing a complete quality assurance system aligned with international standards. In July 2007, it became a Jiangsu Provincial High-Tech Enterprise. In April 2009, the company obtained the Special Equipment Manufacturing License of the People's Republic of China (License No.: TS2232C42). In August 2012, it acquired the ASME "U" Stamp authorization, marking the company's entry into a new phase of development. The company possesses strong R&D capabilities and advanced manufacturing processes, currently employing over 3 senior engineers and more than 20 engineers and assistant engineers. Multiple innovative technologies have been patented, and many products hold leading positions domestically.
The company currently holds an absolutely leading position in evaporation technology and has extensive cooperation with many renowned large domestic group companies, including Zhuofeng Biology, Meihua Group, Yufeng Group, Yihai Kerry, North China Pharmaceutical Group, Harbin Pharmaceutical Group, Shouguang Juneng, Qilu Pharmaceutical, Qiyuan Pharmaceutical, Xiwang Group, Shengtai Biology, Zhejiang Huakang, Kelun Pharmaceutical (Yili), and Shandong Tianli.
While meeting domestic market demand, the company's DDGS alcohol equipment and tube bundle dryer series products have been exported to Russia and Southeast Asian markets.
We are capable of providing professional technical support and after-sales service nationwide for our vast user base. High-quality products and their unique solutions not only enhance our corporate economic benefits but also bring us satisfaction by solving processing challenges for our clients.
We warmly welcome friends from various industries, both domestic and international, to visit us for cooperation and mutual development!
Contact Us for a Free Consultation →Browse our complete range of industrial evaporation and dewatering solutions — each engineered to deliver superior performance, energy efficiency, and long-term reliability.
