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  • Rotary Coated PTFE Reactor
  • Rotary Coated PTFE Reactor
  • Rotary Coated PTFE Reactor
  • Rotary Coated PTFE Reactor
Rotary Coated PTFE ReactorRotary Coated PTFE ReactorRotary Coated PTFE ReactorRotary Coated PTFE Reactor

Rotary Coated PTFE Reactor

Applicable Media: Compatibility with acids, bases, organic solvents, and corrosive media; pH 1-14.
Working Pressure: -0.098MPa to +2.5MPa.
Working Temperature: -100°C to +200°C.
Manufacturing Standards: GB150-2011, HG/T20678-2000, ASME, HG/T 4112-2009, HG/T 4088-2009.

Introduction to Rotary Coated PTFE Reactors

Rotary Coated PTFE Reactors represent a significant advancement in reactor technology, employing an innovative thermal rotary coating process that incorporates high-performance materials to create a durable, corrosion-resistant PTFE lining. This cutting-edge approach ensures that reactors can withstand the harsh conditions often encountered in chemical processing, including exposure to aggressive chemicals, extreme temperatures, and high-pressure environments. The versatility of these reactors makes them an indispensable solution for the chemical industry, where maintaining cleanliness, ensuring temperature resilience, and preventing corrosion are paramount. By integrating a robust PTFE lining, these reactors offer a reliable and efficient means of conducting a wide range of chemical reactions, setting new standards for performance and reliability in industrial applications.

Detailed Description

The process of creating a Rotary Coated PTFE Reactor begins with meticulous surface preparation of the steel reactor body. This involves high-temperature degreasing to remove any contaminants, followed by sandblasting to create a texture conducive to bonding. A special primer is then applied to further enhance the adhesion of the PTFE material to the steel surface. The core of the coating process involves the electrostatic spraying of PTFE material powder onto the prepared surface. This is where the unique dual-axis rotation molding technique comes into play, ensuring that the PTFE coating is applied evenly across all surfaces of the reactor. The reactor is then subjected to a high-temperature curing process, which melts the PTFE powder into a seamless, uniform lining that is strongly bonded to the steel substrate. This meticulous process results in a reactor lining that offers unparalleled chemical resistance and longevity.

Key Features

Corrosion Resistance: The PTFE lining provides exceptional resistance to a broad spectrum of chemical substances, making these reactors highly resistant to corrosion. This capability allows them to be used with confidence in processing a wide variety of chemicals without the risk of degradation.

Permeation Resistance: One of the standout features of these reactors is their superior barrier against gas penetration, including harmful gases like oxygen and chlorine. This ensures that the integrity of sensitive reactions is maintained and that the purity of the product is not compromised.

Smooth Surface: The low friction coefficient of the PTFE surface significantly reduces the likelihood of fouling and makes maintenance tasks much simpler. This smooth surface facilitates easy cleaning, reducing downtime and enhancing overall process efficiency.

Longevity: Designed with durability in mind, Rotary Coated PTFE Reactors are built to last, offering a service life of over a decade even under continuous use in challenging conditions. This extended lifespan makes them a cost-effective solution for industrial chemical processing.

Advantages Of Our Rotary Coated PTFE Reactors

Rotary Coated PTFE Reactors stand out for their exceptional design and material features, catering to a wide array of industrial applications:

High Purity: These reactors are engineered to meet the highest purity standards, making them especially beneficial for industries where contamination can compromise product quality, such as in photovoltaic and semiconductor manufacturing. The PTFE coating ensures that reactions occur in a contaminant-free environment, maintaining the integrity of sensitive processes.

Versatile Application: Designed for versatility, these reactors can accommodate various chemical processes, from polymerization, where large molecules are formed, to neutralization reactions between acids and bases. This adaptability allows them to serve a broad spectrum of industries, enhancing their utility.

Customizable Configurations: Understanding the diverse needs of chemical processing, these reactors are available in both open and closed configurations. They also feature multiple heating options, including jacket heating for uniform temperature control, internal coil heating for direct heat application, and external half-coil heating for efficient thermal transfer. This customization enables precise control over reaction conditions, optimizing performance and outcomes.


Reactor Shell Materials

The choice of shell materials is critical for ensuring durability and compatibility with processed materials. Options include:

Carbon Steel: Offers robustness for general applications.

Stainless Steel 304/316L: Provides corrosion resistance and is suitable for a wide range of chemical processes.

Titanium Alloy: Known for its exceptional strength and resistance to corrosion, ideal for highly aggressive environments.

Duplex Stainless Steel 2205: Combines high strength with superior corrosion resistance, offering enhanced durability.

Lining Materials

To ensure chemical compatibility and longevity, several lining material options are available, including PE, PO, ETFE, and PFA. Each material is selected based on its resistance to the chemicals being processed, ensuring the reactor's integrity.

Sealing Gaskets

Critical for maintaining a leak-proof system, gaskets are made from PTFE and rubber-coated PTFE, providing a reliable seal even under varying pressure and temperature conditions.


Ensuring the reactor's components remain securely assembled, fasteners are available in galvanized steel for standard environments, stainless steel for enhanced corrosion resistance, and PTFE-lined for chemical compatibility.


Motors: To suit different operational environments, motors are available in explosion-proof models for hazardous conditions and variable frequency options for precise speed control, enhancing safety and efficiency.

Reducers: Featuring cycloidal and secondary wheel designs, these reducers offer reliable torque management and speed reduction, crucial for maintaining optimal mixing speeds.

Mixer Seals: Essential for preventing leaks and maintaining reactor integrity, mixer seals come in packing, mechanical, and magnetic variants, each designed to match specific operational requirements.

Mixer Types: Catering to diverse mixing needs, available mixer designs include anchor for thorough mixing, frame for high-viscosity fluids, pitched blade for efficient turnover, and propeller for rapid fluid movement.

Control Systems: Advanced control is achieved through PLC systems for automated operation and inverters for adjustable mixing speeds, allowing for precise process management.

Applications of Rotary Coated PTFE Reactors

Rotary Coated PTFE Reactors are instrumental across various sectors, thanks to their robust design and superior material properties. Their broad applications include:

Chemical Synthesis: These reactors are pivotal in the production of fine chemicals and pharmaceuticals, where their corrosion resistance and inert nature prevent contamination and facilitate complex reactions under controlled conditions.

Pulp and Paper Industry: Utilized in the processing of chemicals for bleaching and pulping, their high corrosion resistance ensures longevity and safety, significantly reducing downtime due to equipment failure or maintenance.

Food Industry: In the production of food additives and ingredients, the high purity standards maintained by PTFE reactors are essential. They prevent any leaching of harmful substances into the product, adhering to strict food safety regulations.

Semiconductor Manufacturing: The semiconductor industry benefits from the ultra-pure environment provided by these reactors for the synthesis of materials used in chip fabrication, where even minor impurities can lead to significant product defects.

Frequently Asked Questions (FAQs)

Frequently Asked Questions.png

1.What is a Hydrothermal Autoclave Reactor?

Answer: A hydrothermal autoclave reactor is a specialized piece of equipment designed for performing chemical reactions under high pressure and temperature in a watery environment. It's commonly used in materials science and geology for synthesizing crystals, zeolites, and other inorganic compounds. The reactor consists of a robust, usually stainless steel, outer shell that can withstand the extreme conditions, and an inner lining or chamber, often made of PTFE (Polytetrafluoroethylene), to resist corrosion from the reacting substances. This setup allows researchers and industrial chemists to replicate the high-pressure, high-temperature conditions found deep within the Earth's crust, enabling the synthesis of materials that require such conditions for formation.

2.What is the Principle of an Autoclave Reactor?

Answer: The principle of an autoclave reactor centers on subjecting its contents to elevated pressures and temperatures to achieve or accelerate chemical reactions that would not be possible under normal conditions. In a hydrothermal autoclave reactor, water serves as the medium, which, under high pressure, remains in the liquid state above its boiling point, creating a unique environment for the synthesis of various compounds. The high pressure inside the autoclave increases the solubility of solids in water, facilitating reactions that produce new, often crystalline, materials. The autoclave’s design ensures even heating and maintains the necessary pressure safely throughout the reaction process.

3.How Do You Heat an Autoclave Reactor?

Answer: Heating an autoclave reactor is typically achieved through external means. The most common method involves placing the autoclave in a controlled electric furnace or heater where temperature settings can be precisely adjusted according to the requirements of the chemical reaction. The reactor absorbs heat from the surroundings, and due to its insulated and pressure-resistant design, the temperature inside increases to the set point. For reactions requiring specific heating patterns, programmable controllers can modulate the heat source to vary the temperature over time. It’s crucial that the heating method allows for uniform temperature distribution to ensure consistent reaction conditions throughout the autoclave's contents. Safety mechanisms are also integral, including pressure relief valves and temperature monitors, to prevent accidents due to overpressure or excessive heat.

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