Gas scrubber | Wet air pollution control systems

A gas scrubber uses liquid to remove pollutants (acid/alkaline gases, dust, odors) from industrial exhaust via gas-liquid contact, enabling purification, cooling, and dehumidification. Ideal for hot, humid, flammable, or corrosive emissions. Commonly used as pre-treatment or main treatment in environmental systems.CE, ISO 9001, ISO 14001 certified. 16-year manufacturer.

Gas Scrubber D800 – One Compact Tower That Ends Your “What If” Nightmares

Treat toxic, flammable, corrosive, and odorous exhaust gases – simultaneously. Without leaks. Without downtime. Without sleepless nights.

Shenzhen Xicheng (Xicheng) focuses on R&D and manufacturing of exhaust treatment systems & engineering plastic equipment. We provide one‑stop solutions – from site survey, process design, installation & commissioning to operation & maintenance – for chemical, electroplating, food, textile, and heavy industries.

Unlike single‑function scrubbers that only handle one pollutant (e.g., acid tower for HCl, carbon filter for VOCs), the Gas Scrubber D800 is a multi‑threat eliminator. It absorbs, neutralizes, and washes away solid, liquid, and gaseous hazards in a single compact unit – so you don’t need a messy train of separate devices.

 


Overview – The “Sleep‑Well” Machine

The Gas Scrubber D800 uses water, alkaline/acid solutions, or oxidants to attack multiple pollutants at once:

✅ Solid phase – Fine dust, sticky dust, metal fumes, explosive dust (Al, Mg, coal)

✅ Acidic gases – HCl, SO₂, H₂S, HF, NOₓ, Cl₂, CrO₃ …

✅ Alkaline gases – NH₃, amines …

✅ Heavy metal vapors – Hg, Pb, Cd, Cr (as aerosols)

✅ Water‑soluble VOCs – Acetone, ethanol, formaldehyde, isopropyl alcohol

One inlet, one outlet, one stack – and one person who finally sleeps through the night.


Eight Advantages Engineered to Kill Your Real Worries

✅ 1. Versatile – Replaces 3‑4 traditional units

Pollutant Type Traditional Equipment Can Gas Scrubber D800 handle it?
Dust Bag filter / Cyclone ✅ Direct wash
Acidic gases Separate packed tower ✅ Direct neutralization
Alkaline gases Separate unit ✅ Direct absorption
Heavy metal vapors Expensive HEPA/carbon ✅ Captured in liquid
Water‑soluble VOCs Activated carbon ✅ Partial scrubbing

Benefit – Less floor space, lower investment, simpler operation. Your boss will like the CAPEX saving.

 

✅ 2. Tames “Difficult” Conditions – Without Drama

Nightmare Scenario How Gas Scrubber D800 Handles It
High temperature (200‑400°C) Direct feed – water evaporation cools instantly, no pre‑cooler needed
High humidity + sticky dust No clogging. Unlike bag filters, no “blinding” or pressure spike
Flammable / explosive dust Water immersion removes ignition source – intrinsically safe
Oily or hygroscopic dust Washed away completely – no crust on walls or nozzles

 

✅ 3. Built‑in Cooling, Humidification & Corrosion Protection

  • Rapid quench – drops exhaust from 400°C to <80°C in 1 meter of travel.

  • Humidification – prepares gas for downstream bio‑filters or wet ESPs.

  • Corrosive gas neutralization – converts HCl, SO₂ into harmless salts, saving your stack and fan from acid attack.

 

✅ 4. High Removal Efficiency – Because the Inspector Doesn’t Forgive

Parameter Gas Scrubber D800 Efficiency
Dust >1µm ≥ 99%
Dust 0.3‑1µm ≥ 95%
PM2.5 (with Venturi option) ≥ 90%
Acid gases (HCl, SO₂, HF) 95 – 99% (adjustable L/G ratio)

No more “margin calls” from the local EPA.

 

✅ 5. Safe, Reliable, No Secondary Dust Explosion Risk

  • No dry dust accumulation – everything goes into water, then sludge tank.

  • Few moving parts – spray tower has no rotating internal elements → less breakdown.

  • Load‑adaptive – when flow or concentration fluctuates, just adjust spray or chemical feed. Still compliant.

 

✅ 6. Compact & Modular – Fits Into Crowded Plants

One Gas Scrubber D800 replaces a cyclone + bag filter + acid tower + carbon filter. Saves 50‑70% floor space.

Available as vertical, horizontal, or skid‑mounted – transport and install in days, not weeks.

 

✅ 7. Optional By‑product Recovery – Turns Waste into Pocket Money

Inlet Gas Recovered Product What You Can Do With It
H₂S Sulfur Sell as chemical raw material
SO₂ Gypsum (CaSO₄) Make drywall boards
HCl Regenerated hydrochloric acid Reuse in pickling or electroplating

Your finance department will send a thank‑you note.

 

✅ 8. Forgiving with High Inlet Dust Loads

Equipment Max Recommended Inlet Dust
Bag filter <50 g/m³ (higher = bag tearing)
Gas Scrubber D800 >100 g/m³ – just increase sludge discharge frequency

Ideal for coal boilers, mineral crushing, cement kilns, and foundries.

 


Industry Applications – Who Is Already Looking at Gas Scrubber D800?

Industry Typical Application
Semiconductor / Electronics Silane, Cl₂, NH₃, HF, TEOS – ultra‑high reliability required
Chemicals & Fertilizers HCl, SO₂, NH₃, fertilizer dust, no fugitive emissions
Electroplating & Battery Acid mist, Cr⁶⁺, lead, mercury vapor
Boilers & Incineration SO₂ removal, fly ash, quench cooling
Metallurgy & Casting High‑temp flue gas, Al dust, HF, metal fumes
Food Processing H₂S, NH₃ (odor), oil mist
Painting / Printing / Dyeing Solvent mist, acid mist, pigment dust

 


Why Shenzhen Xicheng’s Gas Scrubber D800 Is Different

It’s not just a “standard” scrubber. We build it for your specific worry list.

🏭 Engineering plastics expert – Corrosion‑resistant, high‑temp‑resistant, flame‑retardant PP/FRP construction. No rust, no leaks, no shortcuts.

🔧 One‑stop solution – We don’t just ship a tower. We do site survey, process design, fabrication, installation, commissioning, and O&M training.

📄 Tailored to your actual exhaust – One‑size‑fits‑none. We simulate your gas composition, temperature, and particulate load before cutting steel.

💰 Lowest total cost – Direct manufacturing + high‑quality materials + water/chemical‑saving design = lower OPEX year after year.

⏱ You are not alone after purchase – 12‑24 months warranty on main components, lifetime remote support. And yes, we answer late‑night calls when you have a real emergency.

We don’t sell boxes. We sell peace of mind.


Gas Scrubber System Specification Sheet – Customizable

Air volume (m³/h) Diameter (mm) Height (mm) Wall thickness (mm) Bottom thickness (mm) Number of spray layers Number of defogging layers Water tank size (mm) Viewing window size (mm) Drainage size (mm) Hydration size (mm) Connecting pipe size (mm) Pump power (kW)
0-4000 800 4200 8 8 2 1 700×550×H600 400 63 25 315 0.75
4000-5500 1000 4200 8 10 2 1 750×600×H600 400 63 25 400 1.5
5500-8000 1200 4200 8 10 2 1 750×600×H600 400 63 25 500 1.5
8000-12000 1500 4700 8 10 2 1 750×600×H600 500 63 25 600 2.2
12000-17000 1800 5100 10 10 2 1 850×600×H700 500 63 25 650 4
17000-21000 2000 5100 10 12 2 1 850×600×H700 500 63 25 700 4
21000-25000 2200 5200 10 12 2 1 950×600×H700 500 63 25 750 4
25000-32000 2500 5200 12 12 2 1 950×600×H700 500 63 25 800 5.5
32000-40000 2800 5500 12 15 2 1 1000×700×H700 500 63 25 900 7.5
40000-48000 3000 5500 12 15 2 1 1000×700×H700 500 63 25 1000 7.5

 


Contact – Get a Gas Scrubber D800 Proposal Tailored to Your Plant

SHENZHEN XICHENG (Xicheng)
R&D and production of exhaust treatment systems & engineering plastic equipment

📌 Factory & Office Address:
N0.34 Zhenxing Road (Shengtaian Heavy Industrial Park B), Loucun, Guangming New District, Shenzhen, Guangdong, China

📞 Phone / Zalo / WhatsApp:
+86 18126478161

📧 Email:
fanalax@gmail.com

 


👉 What Happens Next?

Send us one email or call. We’ll ask you five simple questions (gas types, flow rate, temp, dust load, space limit) and reply with a Gas Scrubber D800 concept drawing + budget quote.

No pushy sales pitch. Just an engineer who wants to help you sleep better.

Shenzhen Xicheng – One device, multiple pollutants, safe operation, remarkable savings.

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