Products
PP Falling Film Absorber
  • PP Falling Film AbsorberPP Falling Film Absorber
  • PP Falling Film AbsorberPP Falling Film Absorber
  • PP Falling Film AbsorberPP Falling Film Absorber
  • PP Falling Film AbsorberPP Falling Film Absorber

PP Falling Film Absorber

The PP falling film absorber made in China provided by Xinda Chemical is a reliable solution for highly effective treatment of corrosive gas devices such as HCl, SO₂, or NH₃. Our this polypropylene absorber, the use of optimized design efficient gas-liquid mass transfer of falling film type, with excellent corrosion resistance, and can according to your specific process requirements to provide customized service.

The PP falling film absorber, by us Xinda Chemical as a professional Chinese manufacturer, support wholesale and customization.It is designed for the treatment of hydrochloric acid, sulfur dioxide, ammonia and other strong corrosive gases. Its core is made of polypropylene or graphite modified polypropylene material with better thermal conductivity. By allowing the absorption liquid to form a uniform liquid film on the inner wall of the vertical tube to fully contact with the gas, it can achieve high absorption efficiency and timely removal of the reaction heat.  


Compared with traditional equipment, it has outstanding advantages such as being less prone to scaling, having a long maintenance cycle (about 6 to 12 months), and lower energy consumption (about 30% less than metal equipment). It is particularly suitable for scenarios such as the recovery of by-product hydrochloric acid in chemical production and the purification of waste gas to produce chemical raw materials.We can provide complete customized design and production according to your specific gas composition, concentration, treatment capacity and site installation conditions to ensure efficient, stable and long cycle operation of the equipment.


Main Advantages

Advantage

Description

High Efficiency

Liquid film design achieves 95–99% absorption for gases like HCl, SO₂.

Corrosion Resistant

Resists acids, alkalis, salts (except strong oxidizers), suitable for chlorine/harsh media.

Flexible Operation

Adjustable liquid-gas ratio for load changes.

Low Energy Use

Gravity-driven flow reduces energy by ~30% vs. metal units.

Compact & Easy Install

Small footprint, simple installation.

Low Maintenance

PP resists scaling; clean every 6–12 months.

Wide Applications

Used in HCl production, SO₂/NH₃ treatment, fine chemicals to large-scale systems.


Analysis of Structural Principles

Our PP falling film absorber is a new type of wet-wall surface absorption device made of polypropylene (PP) or graphite-modified polypropylene. It mainly consists of three parts: the liquid film distribution section, the absorption cooling section, and the gas-liquid separation section. The working principle is as follows: The absorbent forms a thin film along the inner wall of the tubes through the film distributor and descends. The gas flows through the space inside the tubes in a co-current (from top to bottom) or counter-current (from bottom to top) manner. The gas and liquid phases complete the mass transfer reaction on the liquid film surface. Cooling water is passed outside the tubes to remove the heat released during the absorption process.



Send Inquiry
Contact Info
If you have any enquiry about quotation or cooperation, please feel free to email us at xinda168@vip.163.com or use the following inquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products, we have PPH Equipment, Polypropylene Equipment, FRP Equipment, etc.
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