China Suppliers - Jiangsu Zongheng ZXG Tube Bundle Dryer | Factory-Direct Efficient Indirect Steam Drying Solutions

Discover Jiangsu Zongheng's ZXG Tube Bundle Dryers, a leading choice for safe and efficient drying solutions in various industrial applications. As a prominent factory in China, we specialize in low-oxygen drying technologies powered by indirect steam heating. Our innovative rotating tube bundle design not only gently conveys but also showers granular and slightly adhesive materials for superior performance. Customized to meet specific processing needs, our dryers adhere to CE standards, ensuring reliability and efficiency. Partner with trusted suppliers in China to enhance your production capabilities with our advanced tube bundle 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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ZXG Tube Bundle Dryer detail (1)

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 requirement.

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 (t/h·100m²)
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

🔹 What is the working principle of the ZXG Tube Bundle Dryer?
The ZXG Tube Bundle Dryer operates by rotating a steam-heated tube bundle slowly inside a stationary housing. The product is conveyed axially through the dryer while shovels lift and distribute it across the tube surfaces. Drying is achieved through direct contact with the heated tubes as well as 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, offering flexibility for different industrial setups and energy supply conditions.
🔹 Can the ZXG Tube Bundle Dryer handle adhesive or sticky products?
Yes. For slightly adhesive products, the ZXG Tube Bundle Dryer is equipped with a specially developed recirculation system that prevents material from sticking to the tubes, ensuring consistent and efficient drying performance.
🔹 What industries and materials are suitable for the ZXG Tube Bundle Dryer?
The ZXG Tube Bundle Dryer is widely applied across the brewing industry (spent grains), chemical and plastics industry (granulates), extraction industry (soya beans, rapeseed, sunflower seeds), wood processing industry (wood chips), and starch industry (maize germs, maize fibres, maize gluten, etc.).
🔹 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 manufacturing are also available upon request, making it suitable for international markets.
🔹 What is the available size range for the ZXG Tube Bundle Dryer, and can it be customized?
The ZXG series ranges from ZXG-80 (80 m² drying area) to ZXG-1500 (1500 m² drying area), with main motor power from 7.5 kW to 160 kW. Each dryer is customized to the specific process requirements, including tube spacing, tube diameters, shovel positions, and shovel angles, to achieve optimal drying performance. Auxiliary equipment such as fans and cyclones can also be provided.

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