Flat Push Type Rto Damper Valve Saf14 - China
price: contact company for price
Size: DN 100 -3000mm
Leakage: 0-1%
Connections: Welding type, Wafer type, Flange type
Material: Carbon Steel, SUS 304, 316L, 310S, Q355, 12Cr1MoV, Alloy, etc
Temperature: Maxi 1100°C
Pressure Level: ±20Kpa.
Valve Actuationl: Manual / Electric / Hydraulic / Pneumatic Damper for RTO: SASTAR Flat Push Type RTO Damper Valve – VOC Control Excellence
Engineered for absolute reliability, the SASTAR Flat Push Type RTO Damper Valve is the industry benchmark for zero-leakage VOC/VOCs gas control within Regenerative Thermal Oxidizer (RTO) systems.
This valve sets the standard for emissions control in demanding industrial processes, ensuring both environmental compliance and operational efficiency.
This is a zero-leakage RTO push-type poppet valve for exhaust gas treatment.
A new type of sealingstructure is used in the preparation process of the sealing ring to increase the service life of the sealingring.
Also, our company designs with a special structure for the sealing ring to block the two ends of thesealing pair.
lt can achieve zero leakage.
Overview & Core Technology
The innovative Flat Push Type RTO Damper Valve utilizes a unique patented sealing structure.
This sophisticated design actively blocks both ends of the sealing pair, delivering unmatched performance with a certified leakage rate of just 0-1%.
This exceptional sealing holds true even under the most extreme conditions – including temperatures soaring to 1100°C and pressure fluctuations of ±20KPa.
Engineered to last, the durability of this Damper for RTO reduces downtime and significantly lowers the total cost of ownership.
Sizes range extensively from DN 100 to 3000mm, accommodating welding, wafer, and flange connections.
Custom material selection includes carbon steel, stainless steels (SUS 304/316L/310S), Q355, 12Cr1MoV, or other custom alloys.
Actuation options cater to every need: manual, electric, hydraulic, or pneumatic.
Key Advantages
Certified Zero Leakage: Our patented sealing ring design achieves near-zero emissions, surpassing stringent environmental standards and maximizing VOC capture efficiency.
Unmatched High Durability: The advanced sealing structure and robust construction extend service life dramatically, performing reliably in continuous harsh operating environments.
Extreme Temperature & Pressure Resistance: Specifically engineered to handle extreme thermal shock (up to 1100°C) and pressure fluctuations (±20KPa) inherent in demanding RTO applications.
Versatile Configurations: Available in multiple sizes, materials, and actuation methods, enabling truly customized flat push regenerative thermal oxidizer damper solutions tailored to your specific RTO system requirements.
Low Maintenance Operation: Engineered for resilience, the robust design minimizes maintenance needs and operational costs.
Key Applications
RTO Systems: The essential choice for seamless VOC abatement integration within exhaust gas treatment streams across numerous industries.
Industrial Emissions Control: Critical in chemical plants, pharmaceutical manufacturing, automotive painting lines, and waste incineration facilities where VOC control is paramount.
High-Temperature Processes: Proven reliability in furnaces, boilers, and thermal reactors requiring precise gas flow regulation under intense heat.
Material Selection Guide
Material Best For Temperature Limit
SUS 304/316L General corrosion resistance (acids, solvents) 800°C
310S Extreme heat & oxidation (e.g., furnaces) 1100°C
Carbon Steel Non-corrosive, high-pressure environments 500°C
12Cr1MoV/Q355 High-stress applications (e.g., power plants) 580°C
Alloy Options Custom corrosive/thermal challenges 1100°C
Company Contact:
- Posted By: Sastar Automatic Valve (Jiangsu) Co., Ltd.
- Phone: 18994043821
- Address: No.108, Hefeng West Road, Hefeng Town, Lishui District, Nanjing , Jiangsu , China
- Email:

- Website: https://www.sastardamper.com/
Published date: September 5, 2025
- Business Description: Sastar Automatic Valve (Jiangsu) Co., Ltd. is located in Nanjing, covering an area of 5,000 square meters.
Sastar was founded in 2015 - For many years, we have been committed to the research and development, production, sales and service of pneumatic control valves, electric control valves, ball valves, butterfly valves, flue gas damper valves, RTO special damper valves, high temperature damper valves and other products, and have been widely recognized by major end users in the industry.
Industrial air valves play a vital role in various industries.
For example, on RTO equipment, metallurgy, desulfurization and denitrification, chemical industry, semiconductor industry, shipbuilding, medical, sewage treatment, natural gas, and power plants, etc., manufacturing industries involving gas processing.
They regulate the airflow of production lines, ensure stable product quality and optimize energy utilization.
In short, industrial air dampers are indispensable for the efficient and safe operation of multiple industries.
Our dampers have an extensive global reach, being exported to numerous countries across the globe.
Our products have found their way to the Middle East, Southeast Asia, and European.
This widespread distribution not only reflects the high quality and reliability of Sastar’s dampers but also showcases our company's ability to meet diverse international market demands.
Our company holds prestigious certifications, prominently featuring ISO 9001 - This globally recognized accreditation attests to our unwavering commitment to maintaining stringent quality management systems.
With ISO 9001, we ensure consistent excellence in every stage of valve design, production, and service.
It reflects our dedication to meeting and exceeding customer expectations, while also demonstrating our compliance with international best practices.
This certification is a testament to our pursuit of quality and reliability, reinforcing our standing as a trusted industry leader.
Sastar valves are widely used in petroleum, petrochemical, natural gas, metallurgy, power plants, papermaking, food, sewage, waste gas treatment and other fields, especially suitable for remote control under harsh conditions, providing complete solutions for various fluid engineering!
Sastar adheres to the corporate philosophy of "creating high-quality products and serving the public", continues to innovate, and builds Sastar product quality.
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