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Spiral Plate Heat Exchanger

The equipment primarily consists of a shell, heat transfer tube bundle, tube sheets, and baffles. Depending on process requirements, the heat transfer tubes can be connected to the tube sheets via welding, expansion, or expansion-welding. Additionally, baffles can be installed to enhance heat transfer in the shell side. The product range spans from pilot-scale to 10,000-metric-ton industrial-scale units, accommodating a variety of fluid heat exchange needs, and complies with GMP and pressure vessel standards.

High heat transfer efficiency

Simple and reliable design

High processing capacity and wide adaptability

High operational flexibility

Product Overview

The spiral plate heat exchanger is a classic, highly efficient heat exchange device that offers advantages such as a large heat transfer area, excellent heat transfer performance, simple structure, high processing capacity, wide operating flexibility, and broad adaptability. It is commonly used in industries such as pharmaceuticals, chemicals, petroleum, power generation, dyeing, metallurgy, and food processing.

Heat Exchange

Efficient heating or cooling between the tube-side and shell-side fluids to meet process temperature requirements.

Enhanced Heat Transfer

The baffles built into the shell force the shell-side fluid to flow across the tube bundle multiple times, increasing turbulence and improving the heat transfer coefficient on the outside of the tubes.

Flexible Allocation Across Multiple Stages

Pipes can be designed as single-pass or multi-pass structures to accommodate process conditions with varying flow rates, temperature differences, and pressure drops.

Thermal Stress Relief

Implement temperature differential compensation measures (such as expansion joints or floating head structures) for high-temperature operating conditions to eliminate or reduce thermal stress and ensure the long-term, stable operation of the equipment.

Main Uses

Spiral plate heat exchangers are widely used in the pharmaceutical industry for heating raw materials and excipients for large-volume parenteral solutions, cooling traditional Chinese medicine extracts, and maintaining constant temperatures in aseptic processing areas; in the petrochemical industry for heat exchange involving aromatic hydrocarbons and alkanes, heating of process water, and condensate recovery; in the food industry for fruit juice pasteurization and cooling, heat exchange for dairy product concentration, and edible oil refining; as well as in the power generation, dyeing, and metallurgy industries for cooling water circulation, temperature control of process fluids, and industrial waste heat recovery.

Chemical Industry

Pharmaceutical Industry

Food Industry

Petrochemical Industry

Product Structure
Main Unit

The shell withstands the fluid pressure in the shell side. It contains a tube bundle and baffles, with the heat exchange tubes secured at both ends by tube sheets, which separate the tube side from the shell side. The tube heads at both ends of the shell are used to distribute and collect the fluid in the tube side.

Baffle Plate

Installed inside the shell, it increases the fluid velocity in the shell side, forcing the fluid to scour the tube bundle laterally and enhance heat transfer.

Heat Transfer Tube Bundle

It consists of multiple heat exchange tubes, with the tube-side fluid flowing through the tubes; the standard tube diameter is Φ25 mm, but other sizes such as Φ19, Φ32, Φ38, and Φ45 are also available.

Optional Features

Custom Materials

Surface Finishes

Pipe-in-Pipe Structure

Specifications
Heat Transfer Area(m²) Shell Diameter × Shell Length(mm) Number of Heat Exchange Tubes Heat Exchange Tube Diameter(mm)
2 Φ219×1100 24 Φ25
3 Φ250×1050 37 Φ25
4 Φ300×1000 50 Φ25
5 Φ300×1050 61 Φ25
6 Φ300×1500 52 Φ25
8 Φ300×2000 52 Φ25
8 Φ350×1500 71 Φ25
10 Φ350×1700 76 Φ25
10 Φ400×1500 89 Φ25
12 Φ400×1500 102 Φ25
15 Φ400×2000 96 Φ25
20 Φ400×2500 102 Φ25
20 Φ450×2000 127 Φ25
25 Φ500×2500 127 Φ25
30 Φ500×2500 154 Φ25
30 Φ450×3000 127 Φ25
40 Φ500×3000 154 Φ25
50 Φ600×3000 232 Φ25
100 Φ800×2500 510 Φ25
150 Φ900×3500 554 Φ25
200 Φ1000×4500 452 Φ32

 

Note: Custom design and manufacturing are available according to special user requirements, such as material, structure, specification and dimension.