RCO Catalytic Oxidizers

RCO Catalytic Oxidizer for Medium-Concentration VOC Treatment

Model: ZL-RCO Series
Specification: Regenerative catalytic oxidation system for VOC treatment
Size: Custom exhaust airflow and VOC concentration
Price: Contact us
Description: RCO catalytic oxidizer for industrial VOC exhaust treatment, suitable for coating, printing, chemical, and solvent-based production lines.
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Need equipment sizing or a price quote?

Send airflow, pollutant type, material preference, voltage and destination. PureAirTek will recommend suitable industrial equipment and quote range.

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RCO Catalytic Oxidizer

An RCO catalytic oxidizer treats suitable VOC exhaust by heating the gas to catalytic reaction temperature and oxidizing organic compounds into carbon dioxide and water. Compared with direct thermal oxidation, the catalyst allows lower operating temperature, which can reduce fuel consumption when the exhaust composition and pretreatment are suitable.

Best-Fit Applications

Process	Typical Exhaust	Why RCO Fits
Printing and coating	Solvent VOC with relatively stable production schedule	Good candidate when concentration is above simple carbon adsorption economics but below RTO scale.
Spray painting after dry filtration	Paint solvent VOC with controlled paint mist	Dry filter or pre-filter protects the catalyst from sticky particles.
Packaging and laminating	Ethyl acetate, alcohols or mixed solvent exhaust	Heat recovery and catalyst reaction can support continuous operation.
Chemical process ventilation	Low to medium VOC concentration	Requires solvent composition review before catalyst selection.

When RCO Is Not the Right Choice

RCO is not a universal VOC solution. Exhaust with high dust, silicone, phosphorus, sulfur, heavy metals, tar, sticky resin, halogenated solvents or unstable explosive concentration may poison the catalyst or create safety risk. Very low concentration odor may be more economical with activated carbon, while very large high-temperature exhaust may be better suited to RTO.

Typical System Flow

A complete system normally includes collection hood, ductwork, dry filter or mist removal, main fan, heat exchanger, electric or gas heating section, catalyst bed, temperature control, safety bypass and stack. For spray booths, the dry filter box is a protection stage rather than an optional accessory.

Selection Parameters

Parameter	What to Confirm	Design Impact
Airflow	Total exhaust volume and operating schedule	Determines reactor size, fan pressure and heat recovery area.
VOC composition	Solvent names and approximate concentration	Determines catalyst type, inlet temperature and safety controls.
Particles and mist	Dust, oil mist, paint mist or resin present?	Decides filter box, demister or scrubber pretreatment.
Temperature and humidity	Normal and peak exhaust conditions	Influences heating energy, condensation risk and catalyst life.
Safety margin	LEL percentage, concentration fluctuation, emergency bypass	Important for explosion prevention and stable operation.

Common Buyer Mistakes

Choosing RCO only by airflow without checking VOC composition.
Allowing paint mist or dust to enter the catalyst bed.
Ignoring catalyst poisoning risks from silicone, sulfur or halogenated compounds.
Comparing equipment price without comparing operating fuel cost and maintenance.

Quotation Data to Prepare

Send airflow, solvent names, concentration range, temperature, humidity, dust or mist condition, operating hours, emission target, voltage, installation space and destination country. PureAirTek can then decide whether RCO, activated carbon, zeolite concentration plus RCO, or RTO is the better route.