High-Quality Tube Bundle Manufacturer & Factory

Precision Thermal Engineering & Advanced Indirect Heat Transfer Systems by Jiangsu Zongheng. Global Standards, Exceptional Material Concentration & Dewatering Efficiencies.

Primary Industrial Solutions

Explore our premium machinery array configured for international operations, food-grade processing, and heavy industrial dewatering.

China Suppliers Factory MQG Airflow Dryer

China Suppliers Factory MQG Airflow Dryer by Jiangsu Zongheng for Efficient Material Drying

High-performance drying utilizing high-speed heated airflows. Designed for swift and uniform moisture extraction in starches and fine particulates.

China Zongheng Single Screw Press

China Zongheng Single Screw Press - High Efficiency Dewatering Solutions

Reliable moisture reduction technology tailored for fibrous and municipal sludge applications. Robust engineering ensures minimal maintenance downtime.

CE Certification Energy-Efficient Evaporation Solutions

CE Certification Energy-Efficient Evaporation Solutions from China Suppliers

Engineered concentration systems optimized to lower primary steam consumption rates in chemical processing plants.

China Suppliers Factory YDX Starch Washing Cyclone

YDX Starch Washing Cyclone for High-Quality Starch Refining

Multistage hydrocyclone clusters configured for precise separation, starch washing, and optimal soluble protein elimination.

Jiangsu Zongheng ZXG Tube Bundle Dryer Factory

China Suppliers - Jiangsu Zongheng ZXG Tube Bundle Dryer Factory for Low-Oxygen Steam Drying

Indirect steam-heated tube bundle dryer optimized for low oxygen operations, handling corn gluten, germ, and industrial DDGS.

China Zongheng Degerming Mill Machine

China Zongheng Degerming Mill Machine - High-Performance Maize Processing

Precision grain milling machine designed to split maize kernels, facilitating separation of the germ from the endosperm.

High-Efficiency Forced Circulation Evaporation Plant

High-Quality High-Efficiency Forced Circulation Evaporation Plant by Zongheng

Engineered for high fouling and viscous liquids. Keeps process velocities high to minimize scaling on heat transfer surfaces.

China Falling Film Evaporation Plant

China Falling Film Evaporation Plant for Heat-Sensitive Liquid Concentration

Gentle thin-film liquid processing system ensuring minimal thermal degradation and maximum energy recovery indices.

The Global Landscape of Tube Bundle Engineering

Maximizing thermal transfer efficiency and process reliability under stringent industrial operations.

In modern process industries—spanning petrochemical refinement, corn wet milling, bioethanol generation, food processing, and pulp manufacturing—the requirement for efficient heat and mass transfer is paramount. As energy conservation regulations tighten globally, standard heating methodologies are giving way to advanced thermodynamic designs.

Tube bundle systems, particularly indirect steam-heated configurations like the ZXG Tube Bundle Dryer, represent a milestone in thermal processing. By utilizing steam-heated tubes assembled in a rotating bundle, these systems maximize contact area per unit volume. The process allows for high thermal efficiency while maintaining low temperature thresholds, making them suitable for heat-sensitive organic compounds.

Internationally, engineering procurement offices look for manufacturers capable of reconciling high manufacturing throughput with precise tolerances. Our designs focus on minimizing material attrition, preventing shell fouling, and streamlining the thermodynamic cycle to reduce energy loss by up to 25% compared to traditional direct rotary kilns.

Tube Bundle Dryer Process Flow Layout

Chinese Manufacturing Infrastructure & Efficiency

Leveraging advanced materials clusters and automated fabrication to deliver world-class thermal machinery.

For several decades, Yixing, Jiangsu has remained at the center of China's heavy industrial manufacturing. Jiangsu Zongheng Concentrating and Drying Equipment Co., Ltd. utilizes Yixing's industrial cluster to access high-quality raw steels, automated structural components, and a skilled pool of certified pressure vessel welders.

Our production facilities benefit from scale and automated process controls. Key advantages include:

  • ASME U-Stamp and ISO 9001 Compliance: Ensures that all shell-and-tube designs are manufactured, tested, and certified for pressure containment according to international codes.
  • Automated Robotic Welding: Used on tube sheets to ensure consistent weld penetration and minimize thermal stress cracking.
  • Vertical Integration: From primary design using solid modeling and finite element analysis (FEA) to manufacturing and installation.

This localized supply chain strength translates directly to cost containment, shorter lead times, and reliable delivery cycles for global buyers.

Advanced Fabrication Facility & Heavy Welding Equipment

Jiangsu Zongheng in Numbers

Operational scale, engineering experience, and technical milestones that underscore our E-E-A-T credentials.

30+
Years of Experience
20+
Senior Engineers
54,000+
Factory Area (m²)
22,000+
Production Workshops (m²)

Milestones & Engineering Evolution

A history of compliance, international certification, and technical development.

1992

Establishment

Founded as Yixing Yangxi Light Industry Machinery Factory, focusing on localized drying equipment fabrication.

2002

ISO 9001 Certification

Obtained international quality assurance system credentials, formalizing our manufacturing standards.

2007

High-Tech Enterprise status

Recognized as a Jiangsu Provincial High-Tech Enterprise for innovations in concentration and drying machinery.

2009

Special Equipment License

Acquired the Special Equipment Manufacturing License of the People's Republic of China (License No.: TS2232C42).

2012

ASME "U" Stamp Authorization

Achieved ASME U-stamp certification, validating our production of pressure vessels for global markets.

2015

International Quality System Upgrades

Standardized quality assurance operations (Certificate No.: 45021) in alignment with global regulatory codes.

2026

Modern Operational Footprint

Operational facilities expand to over 54,000 square meters, employing 3 senior engineering leads and 20+ specialized application engineers.

Core Product Categories

Custom-engineered systems for concentration, drying, starch extraction, and solid-liquid separation.

Industrial Evaporators

Industrial Evaporators & Concentrators

Includes Mechanical Vapor Recompression (MVR), Falling Film, and Forced Circulation systems designed for concentration operations in starch, alcohol, and wastewater plants.

Single Screw Presses

Single Screw Press Systems

Engineered for high-torque mechanical dewatering. Reduces moisture loads prior to thermal drying, optimizing overall energy utilization.

Tube Bundle Dryers

ZXG Tube Bundle Dryers

Features an indirect steam-heated rotary design. Provides high thermal efficiency and gentle material handling for granular materials like gluten, germ, and DDGS.

Airflow Dryers

Industrial Airflow Dryers

Uses high-velocity hot air stream flash drying. Ideal for light materials, ensuring quick moisture removal and minimal thermal contact time.

Degerming Mills

Maize Degerming Mills

Engineered for starch processing lines. Delivers precise kernel de-germination to preserve germ integrity and oil yields.

Starch Washing Cyclones

Starch Washing Cyclone Systems

Multistage hydrocyclone clusters configured for separation, washing, and purifying starch suspensions.

Industrial Applications & Market Trends

Addressing the shifting landscape of global manufacturing: Decarbonization, efficiency, and material recovery.

Wet Corn Milling

Processing gluten meal, germ, and fiber fractions using energy-efficient indirect heating designs.

Bioethanol & DDGS

Converting thin stillage and wet grains into dried distillers grains (DDGS) with optimized thermal footprints.

Waste & Environmental

Processing sludge and process wastewater streams for volume reduction and resource recovery.

Chemical & Petrochemical

Indirect heating of polymer resins and crystal drying under controlled, non-oxidizing atmospheres.

Decarbonization Trends: Industrial processors are shifting away from direct combustion drying systems to reduce carbon intensity. Indirect steam systems facilitate simple, effective heat integration, enabling the recovery of vapor to preheat feed liquids or drive multi-effect evaporation plants. This design helps plants move toward closed-loop water and energy systems.

Corrosion Mitigation: Operating profiles require materials that resist stress corrosion cracking (SCC) caused by chlorides and organic acids. We offer tube bundles constructed from SS304, SS316L, and Duplex Steels (e.g., S32205) to balance structural integrity with chemical resistance.

Global Procurement & Technical Compliance Guidelines

Critical checkpoints for engineering procurement managers when specifying tube bundle equipment.

1. Pressure Vessel Codes

Verification of ASME Section VIII Division 1 (U stamp) or EN 13445 standards is essential for safety compliance. Third-party inspections by authorized agencies (e.g., Lloyd's, TÜV) provide necessary validation for pressure containment vessels.

2. Dynamic Balance & Runout

Rotating tube bundles weighing up to 80 metric tons require precise dynamic balancing to avoid bearing failure. Specify dynamic balancing to ISO 1940 G2.5 standards to ensure long-term operating stability.

3. Seal and Packing Designs

Drying operations generate volatile organic compounds (VOCs). Robust stuffing boxes or mechanical steam joints are necessary to manage thermal expansion while preventing process vapor leaks.

Technical Q&A - Tube Bundle Systems

Technical details for plant managers and process engineering teams.

Q1: What parameters determine the heat transfer efficiency of a tube bundle dryer?
Heat transfer efficiency depends on the total active surface area, steam temperature, condensate drainage efficiency, and material contact dynamics. Optimizing tube spacing and utilizing lifting flights ensures continuous material contact with the heated surfaces, maximizing heat transfer rates per square meter.
Q2: How does the ZXG Tube Bundle Dryer handle heat-sensitive organic compounds?
Unlike direct contact dryers that use high-temperature combustion gases, the ZXG dryer utilizes indirect steam heating within the tubes. The drying atmosphere remains near atmospheric or slightly negative pressure, keeping material temperatures lower. This prevents caramelization, protein denaturation, and thermal degradation.
Q3: Why is ASME U-stamp certification critical for global installations?
The ASME U-stamp certifies that pressure-retaining equipment meets strict design, fabrication, and testing standards. This certification is required by regulatory bodies and insurers worldwide to ensure safe operation under steam pressure.
Q4: What metallurgy options do you offer for corrosive process streams?
We manufacture systems using carbon steels, austenitic stainless steels (SS304, SS316L), and duplex stainless steels (e.g., S31803 / S32205) based on the acidity, chloride levels, and abrasive characteristics of the process stream.
Q5: How does Yixing's industrial manufacturing cluster benefit the buyer?
The industrial cluster in Yixing, Jiangsu provides access to quality steel, standardized components, and specialized labor. This concentration helps lower production costs, shorten manufacturing cycles, and maintain reliable quality control.
Q6: What is the typical life cycle of a steam joint in a tube bundle system?
With regular maintenance and proper lubrication, high-quality steam joints and internal carbon seals last between 12,000 to 18,000 operating hours. We use modular seals to simplify replacement and minimize maintenance downtime.
Q7: Can MVR evaporators be integrated with tube bundle dryers?
Yes. Integrating Mechanical Vapor Recompression (MVR) systems allows waste vapors from the dryer to be compressed and reused as a heating medium. This combination can reduce steam consumption by 40% to 60%.
Q8: How do you prevent internal scaling and product buildup?
Buildup is managed through optimal tube spacing, electro-polished surfaces, and adjustable scrapper blades. For highly viscous inputs, we recommend pre-dewatering with a single screw press.

Consult Our Thermal Design Engineers

Whether you require custom thermal calculations, material testing, or an ASME-compliant quote, our technical sales team is ready to assist.

Project Evaluation Checklist

  • Initial & Target Moisture Percentage (%)
  • Dry Output Capacity Required (kg/hr)
  • Available Steam Pressure & Temperature (MPa/°C)
  • Material Chemical Properties (pH, Corrosive elements)

Advanced Processing Equipment Selection

Explore our complete catalog, featuring evaporation plants, cyclonic separators, and high-efficiency dewatering presses.

China High-Performance Forced Circulation Evaporation Plant

China High-Performance Forced Circulation Evaporation Plant Solutions

Designed for crystallizing duties and high-fouling salt solutions. Employs external heat exchangers for easier maintenance access.

CE Certification Forced Circulation Evaporation Plant

CE Certification High-Performance Forced Circulation Evaporation Plant

Certified evaporation plant meeting European safety and machinery standards. Ideal for chemical recovery lines.

China Jiangsu Zongheng Starch Washing Cyclone

China Jiangsu Zongheng Starch Washing Cyclone Suppliers, Factory

Multistage cyclone design ensuring high purity levels for corn, cassava, and potato starch lines.

China Suppliers Single Screw Press

China Suppliers - Jiangsu Zongheng Single Screw Press Dewatering Solution

Continuous mechanical dewatering system designed to reduce thermal dryer loads and lower operating energy costs.

China Suppliers Factory MQG Airflow Dryer Systems

China Suppliers Factory MQG Airflow Dryer by Jiangsu Zongheng: Efficient Hot Air Drying System

Utilizes air speed differentials to break down agglomerates and dry particulate feeds in seconds.

China Zongheng ZXG Tube Bundle Dryer Heating

China Zongheng ZXG Tube Bundle Dryer - Efficient Indirect Steam Heating | Reliable Factory Solutions

Engineered for high thermal transfer rates under steady-state continuous operations.

China Jiangsu Zongheng Starch Washing Cyclone Top Quality

China Jiangsu Zongheng Starch Washing Cyclone - Top Quality Suppliers & Factory for Starch Refining

Optimized internal fluid dynamics yield clean starch separation with low pressure drop characteristics.

China Suppliers Jiangsu Zongheng Starch Washing Cyclone Equipment

China Suppliers Jiangsu Zongheng Starch Washing Cyclone - High-Quality Starch Refining Factory Equipment

Durable sanitary-grade construction designed to resist acidic media in starch separation processing.