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

Introducing the ZXG Tube Bundle Dryers from Jiangsu Zongheng, a leading manufacturer in China. Our advanced dryers utilize indirect steam heating to ensure a safe and low-oxygen drying process. Engineered with a rotating tube bundle, they gently convey and shower granular or slightly adhesive materials, offering customizable designs for optimal performance. As a trusted supplier, we adhere to CE standards for reliable and efficient processing, making our tube bundle dryers perfect for a wide range of industrial applications. Experience the quality and innovation of a top-tier factory committed to excellence in drying technology

Product Description

Description
ZXG Tube bundle dryers are a safe and reliable product due to their method of operation. The steam-heated tube bundle slowly rotates in an immobile housing and conveys the product to be dried axially through the dryer. Shovels elevate the product along the circumference, and then the product trickles through the tube bundle back into the discharging trough. It gets dried by contact with the tubes and by convection.
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More Details
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Special Features
  • Indirect heating, no contact between product and heating medium
  • Saturated steam of 6 bar / gas heating source
  • Low oxygen drying
  • Compact construction
  • Tube bundle construction made of mild steel or stainless steel
  • Housing and vapour extraction of stainless steel
  • CE certification with Machinery Directive, Low-voltage Directive, Pressure Directive
  • ASME design and manufacture are possible

Tube bundle heat exchangers are employed in a wide range of applications as dryers, conditioners or desolventisers. Both granular as well as slightly adhesive products can be dried in a tube bundle dryer. To be able to dry slightly adhesive products, the dryer is equipped with a specially developed recirculation system.

To achieve an optimal operating behaviour, each dryer is customized, such as the spaces between tubes, tube diameters, the position of shovel and shovel angle steels inside the housing etc., are selected and adjusted to an optimum. We also may provide auxiliary equipment (fan, cyclone) to fulfil process requirements.

Fields of Application
🍺 Brewing Industry
Spent grains, mixture of spent grains/yeast
🧪 Chemical & Plastics Industry
Granulates
🌿 Extraction Industry
Condition of broken soya beans, sunflower seeds, rapeseed, and other oil seeds
🪵 Wood Processing Industry
Wood chips
🌽 Starch Industry
Maize germs, maize fibres, maize gluten, maize fibre with syrup, wheat fibre with bran and syrup
Primary Type and Technical Parameter
Type Drying Area (m²) Main Motor (kW) Saturated Steam Pressure (MPa) Calculate Heat Consumption
(Kg steam/kg H₂O)
Dimension (L × W × H) mm
ZXG-80 80 7.5 0.6 1.4 8200 × 1700 × 2000
ZXG-100 100 7.5 0.6 1.4 8400 × 1900 × 2200
ZXG-150 150 11 0.6 1.4 8600 × 2100 × 2300
ZXG-210 210 11 0.6 1.4 8800 × 2200 × 2550
ZXG-250 250 15 0.6 1.4 8400 × 2500 × 2600
ZXG-300 300 18.5 0.6 1.4 9000 × 2500 × 2600
ZXG-350 350 22 0.6 1.4 9600 × 2700 × 3100
ZXG-400 400 30 0.6 1.4 9900 × 2900 × 3320
ZXG-500 500 37 0.6 1.4 10800 × 2900 × 3320
ZXG-600 600 55 0.6 1.4 11100 × 3100 × 3550
ZXG-800 800 75 0.6 1.4 12200 × 3300 × 3900
ZXG-1000 1000 90 0.6 1.4 12700 × 3600 × 4100
ZXG-1200 1200 110 0.6 1.4 13000 × 3800 × 4350
ZXG-1500 1500 160 0.6 1.4 14500 × 4100 × 4650
Referenced Drying Process Parameter
Material Feeding Moisture (%) Outlet Moisture (%) Referenced Drying Capacity (kg H₂O/m²·h)
Maize germ 55–58 8 2.5
Maize fibre 62 10 4.5
Maize gluten 60 10 4.7
Maize fibres with syrup 55 10 4.5
Xanthic polymer 69 13 4.0
Potato fibre 65 12 4.8
Less 65 12 4.9
Feedstuff carrier 16 6–8 4.2
Rapeseed 60 5–7 4.5
Pig blood yeast 35 10 4.4
Bone meal 40 10 4.5
Feedstuff yeast 40 10 4.5
Frequently Asked Questions
How does the ZXG Tube Bundle Dryer work?
The ZXG Tube Bundle Dryer uses a steam-heated tube bundle that slowly rotates inside a stationary housing. The product is conveyed axially through the dryer, elevated by shovels along the circumference, and trickled back through the tube bundle into the discharging trough. Drying occurs both by direct contact with the heated tubes and by convection.
What heating sources are compatible with the ZXG Tube Bundle Dryer?
The ZXG Tube Bundle Dryer supports saturated steam at 6 bar as the primary heating source. Gas heating is also available as an alternative, providing flexibility to suit different facility energy configurations.
What types of materials can be dried in a ZXG Tube Bundle Dryer?
The dryer is suitable for a wide range of materials including granular and slightly adhesive products. Typical applications include maize germs, maize fibres, maize gluten, spent grains, rapeseed, potato fibre, bone meal, feedstuff yeast, wood chips, and various chemical granulates.
What certifications does the ZXG Tube Bundle Dryer hold?
The ZXG Tube Bundle Dryer holds CE certification compliant with the Machinery Directive, Low-voltage Directive, and Pressure Directive. ASME design and manufacture are also available upon request for projects requiring North American standards.
What is the available size range for the ZXG Tube Bundle Dryer?
The ZXG series ranges from ZXG-80 (80 m² drying area) up to ZXG-1500 (1500 m² drying area), covering a wide spectrum of production capacities. Each model is customized in tube spacing, tube diameters, and shovel configuration to achieve optimal drying performance.
Can the ZXG Tube Bundle Dryer handle slightly adhesive products?
Yes. The ZXG Tube Bundle Dryer is equipped with a specially developed recirculation system that enables it to effectively dry slightly adhesive products in addition to standard granular materials, making it highly versatile across multiple industries.

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