Basic Info.

Model NO.



Environmental Monitoring Instrument





Clean Efficeincy



Chemical Industry

Main Function

Waste Gases Removal



Transport Package

Film Wrapped


ZheJiang China

Product Description

HangZhou Raidsant Machinery Co.;,; Ltd.; is majored in developing and manufacturing innovativepowder cooling pelletizing machinery and related industrial waste gas treatment machine.; With nearly 20 years’ production history,; we have a good market in more than 20 provinces in China,; and some of our products were exported to Saudi Arabia,;Singapore,;Mexico,; Brazil,;Spain,; America,; Russia and Korea,; etc.;


* More compact than the existing facilities 
* Low-operation costs 
* Long lifespan of facilities 
* No changes in pressure


Energy-saving system that burns volatile organic compound (VOC); and waste gas by using heat,; and it collects over 99.;8% of waste heat of exhaust gas by using ceramic regenerative materials (catalyst); with large surface area and low-pressure loss.;


1.; Painting drying process
2.; metal printing process
3.; fiber drying process
4.; adhesive tape process
5.; waste treatment process
6.; semiconductor manufacturing process
7.; smoke,; confectionary and baking process
8.; petrochemical process,; 
9.; medicine and food manufacturing process,; 
10.; other VOC generating process


 *   More compact than the existing facilities
 *   No changes in pressure
 *   High-heat recovery rate (over 95%);
 *   Perfect VOC treatment (over 99.;8%);
  *  Long lifespan of facilities
  *  Low-operation costs
  *  Able to be manufactured in circle or quadrangle

General Descriptions and Features:; 

1.; Operating principle
 Operation method that continuously changing discharges by rotating the Rotary Valve

2.; Process Pressure Change
  No pressure change because wind direction changes in order by the Rotary Valve rotation

3.; Investment Costs
 Around 70% of Bed Type

4.; Installation Space
 It is single vessel so it is compact and requires less installation space.;

5.; Maintenance
 It is easy to maintain it because Rotary Valve is the only 1 moving part.;
 Rotary Valve’s sealing part is rarely worn out because it rotates at low speed.;

6.; Stability
No risks in the process because it is always opened even when the Rotary Valve has troubles.;

7.; Treatment Efficiency
 Treatment efficiency maintains because sealing part is rarely worn out even if it is operated for a long time.;


Address: No.3,Zhenxin Middle Road, Economic Development Zone,HangZhou,ZheJiang

Business Type: Manufacturer/Factory, Trading Company

Business Range: Chemicals, Electrical & Electronics, Manufacturing & Processing Machinery, Security & Protection

Management System Certification: ISO 9001

Main Products: Pelletizer, Flaker, Pastillator, Granulator, Chemical Pelletizer, Vocs

Company Introduction: HangZhou Raidsant Machinery Co., Ltd. ., previously called HangZhou Xinte Plastic Machinery Factory is majored in producing innovative plastic recycling machinery. With nearly 20 years′ experience, we have a good market in 20 provinces in China, and some of our products were exported to Indonesia, Russia and Vietnam, etc. Our main products include DZ Type Pastillator, waste tire recycling line, Big Calibre Plastic Pipe shredders recycling line, continuous annealing tin-coation machine, QX type PET, PE & hull washing line, SDP double rails plastic recycling crusher, SJ hot cutting granule making unit, PVC tube (cinquefoil) product line, PVC Odd-shaped material product line for door and window, granule product line in water and Shredder for plastics and recycling. We acquired 5 technical patents.

Our corpotation lays emphsis on thchnical reconstruction, imports advanced technology from home and abroad, and develops new products constantly. Our tenet is challenging for hight quality, offering the best products. We are making efforts to realize our slogan. Satisfying our customers is our everlasting pursuit.

We are looking for the oversea customers or agents. If you are interested in our proposal, please let us know which of our products is the most likely to appeal to you or your customers. We should be very grateful if you give us some ideas of the marketprospects for our products. We hope to hear favorable information from you soon! It is our goal that we wish we could buid a good relationship with you now or in the near future. Please do not hesitate to contact us if you have any question or request.

We also sincerely welcome you to our company to discuss business and negotiate with us. For further expanding our market and customers, our company welcomes customer from domestic and aboard in an new-brand gesture on the basis of full-new mangement conception—quality, honour, service. We are looking for ISO 90001 mangement quality system to meet with our customers requirement!

regenerative thermal oxidizers

Can regenerative thermal oxidizers handle variable pollutant concentrations?

Regenerative thermal oxidizers (RTOs) are designed to handle variable pollutant concentrations effectively. They are capable of accommodating fluctuations in pollutant concentrations without significant adverse effects on their performance or efficiency. The ability of RTOs to handle variable pollutant concentrations is one of the advantages that make them suitable for a wide range of industrial applications.

Here are some key points to consider regarding the capability of RTOs to handle variable pollutant concentrations:

  • High Destruction Efficiency: RTOs are known for their high destruction efficiency, which refers to their ability to effectively destroy or oxidize the pollutants present in the exhaust gases. The combustion chamber within the RTO is designed to maintain a sufficiently high temperature to ensure complete oxidation of the pollutants, regardless of their concentration.
  • Retention Time: RTOs are designed with a sufficient residence or retention time within the combustion chamber. This allows the exhaust gases to spend enough time in the high-temperature zone, ensuring that even pollutants with varying concentrations are adequately treated and oxidized.
  • Heat Recovery: The heat recovery system in an RTO, typically using ceramic media beds or heat exchangers, plays a crucial role in handling variable pollutant concentrations. The heat recovery system helps maintain the required temperature and provides thermal energy to sustain the combustion process, even during periods of low pollutant concentrations.
  • Dynamic Operation: RTOs are designed to operate dynamically, meaning they can adjust their operating parameters to accommodate changes in pollutant concentrations. They can modulate variables such as the flow rates of the exhaust gases and incoming untreated gases, the temperature setpoints, and the switching frequency of the beds to optimize performance under varying pollutant loads.
  • Monitoring and Controls: RTOs are equipped with advanced monitoring and control systems that continuously monitor pollutant concentrations, temperature, and other relevant parameters. These systems enable real-time adjustments and optimization of the RTO operation to ensure effective treatment of variable pollutant concentrations.

While RTOs can handle variable pollutant concentrations, it’s important to note that extreme or highly fluctuating pollutant concentrations may require additional considerations. In some cases, pre-treatment methods such as dilution or conditioning of the exhaust gases may be employed to ensure optimal performance of the RTO.

Overall, RTOs are versatile and reliable systems that can effectively handle variable pollutant concentrations, providing efficient and consistent treatment of industrial emissions.

regenerative thermal oxidizers

What is the role of insulation in a regenerative thermal oxidizer?

In a regenerative thermal oxidizer (RTO), insulation plays a crucial role in improving energy efficiency, maintaining process temperatures, and ensuring the safe operation of the system. The primary role of insulation in an RTO is as follows:

  • Thermal Efficiency: Insulation helps reduce heat loss from the RTO, improving its thermal efficiency. By minimizing heat loss, insulation ensures that a significant portion of the energy generated during the combustion process is effectively utilized for heating the incoming process air or gas stream. This results in lower fuel consumption and reduced operating costs.
  • Temperature Maintenance: Insulation helps maintain the desired operating temperatures within the RTO. By preventing excessive heat loss, insulation ensures that the combustion chamber, heat exchangers, and other components remain at the required temperatures for effective pollutant destruction. Consistent and stable operating temperatures are critical for achieving high destruction efficiencies and complying with regulatory emissions standards.
  • Personnel Protection: Insulation provides a protective barrier that helps prevent the external surfaces of the RTO from becoming excessively hot. This protects personnel working in the vicinity of the RTO from accidental contact with hot surfaces, reducing the risk of burns or injuries.
  • Equipment Protection: Insulation also serves to protect the structural components of the RTO from excessive heat. By reducing the heat transfer to the outer surfaces, insulation helps prevent thermal stress and potential damage to the equipment. This extends the lifespan of the RTO and reduces the need for frequent repairs or replacements.
  • Condensation Prevention: Insulation can also help prevent condensation within the RTO system. By maintaining the temperature above the dew point of the gases, insulation minimizes the risk of moisture condensing on the surfaces, which could lead to corrosion or other operational issues.

The type and thickness of insulation used in an RTO may vary depending on factors such as the operating temperatures, the specific design of the system, and regulatory requirements. Common insulation materials used in RTOs include ceramic fiber, mineral wool, and other high-temperature insulation products.

Overall, insulation is a critical component of an RTO as it contributes to energy efficiency, process temperature control, personnel safety, equipment protection, and prevention of condensation-related issues.

regenerative thermal oxidizers

What industries commonly use regenerative thermal oxidizers?

Regenerative thermal oxidizers (RTOs) are widely used in various industries that generate volatile organic compounds (VOCs), hazardous air pollutants (HAPs), and other harmful emissions. Some of the industries that commonly use RTOs for air pollution control include:

  • Chemical Manufacturing: RTOs are extensively employed in chemical manufacturing processes that produce solvents, paints, coatings, adhesives, and other chemical products. These industries often generate significant amounts of VOCs that require effective control and abatement.
  • Printing and Packaging: The printing and packaging industry utilizes RTOs to control the emissions of VOCs and HAPs from ink drying, coating, and solvent-based processes. RTOs ensure compliance with environmental regulations while maintaining high-quality printing standards.
  • Pharmaceuticals: Pharmaceutical manufacturing processes often involve the use of solvents and organic compounds, leading to the generation of VOCs. RTOs provide an effective solution for capturing and destroying these emissions, ensuring a safe and environmentally friendly production environment.
  • Paint and Coatings: RTOs are commonly employed in paint and coatings manufacturing facilities to control VOC emissions during the curing and drying processes. By effectively destroying VOCs, RTOs help reduce the environmental impact of these industries while maintaining product quality.
  • Furniture and Woodworking: The furniture and woodworking industry utilizes RTOs to control emissions from processes such as painting, staining, and varnishing. RTOs help remove VOCs and HAPs generated during these operations, promoting a healthier working environment and reducing the impact on surrounding communities.
  • Food Processing: Certain food processing operations generate VOCs and odorous compounds. RTOs are used in these industries to capture and treat emissions from cooking, baking, frying, and other food-related processes. RTOs ensure compliance with air quality standards while minimizing the impact on food quality and safety.
  • Chemical Storage and Handling: Facilities involved in the storage and handling of chemicals, such as bulk liquid terminals and chemical distribution centers, may utilize RTOs to control emissions from venting and vapor recovery systems. RTOs help mitigate the release of VOCs and HAPs during various storage and transfer operations.

These are just a few examples, and RTOs can be found in many other industries that generate VOCs and HAPs. RTOs provide a versatile and effective solution for air pollution control, ensuring compliance with environmental regulations and promoting sustainable industrial practices.

China Standard High Efficiency Regenerative Thermal Oxidizer - Rto for Exhausting Vocs
editor by CX 2023-10-19