Name: Custom PTFE Microwave Digestion Vessels for Demanding Applications
Brand: Kintek
SKU: PL-1003
Rating: 4.8 (9 reviews)

Introduction

Our PTFE Microwave Digestion Vessels, also known as Teflon® digestion vessels, feature a robust, two-piece design. This includes a smooth, cylindrical body and a precisely engineered cap, often with a fluted or geared exterior for enhanced grip and secure sealing during high-pressure operations. Manufactured from high-purity Polytetrafluoroethylene (PTFE), these vessels exhibit a characteristic opaque white appearance. They are specifically designed for optimal performance and safety within microwave digestion systems, facilitating efficient heat transfer and pressure management.

Key Features and Advantages

These vessels leverage the outstanding properties of PTFE to deliver unparalleled performance:

Exceptional Chemical Inertness: Resistant to virtually all corrosive chemicals, including strong acids (e.g., HF, HNO₃, HCl, H₂SO₄), bases, and organic solvents, ensuring sample integrity and preventing vessel degradation.
Superior Thermal Stability: Capable of withstanding high operating temperatures (typically up to 260°C, with short excursions possible higher depending on design) common in microwave digestion processes without degradation or leaching.
Ultra-Low Contamination: The inert nature of PTFE and its smooth, non-porous surface minimize analyte adsorption and prevent cross-contamination, ensuring accurate trace element analysis with extremely low blank values.
Non-Stick Surface: Facilitates complete sample transfer and easy, thorough cleaning, reducing sample loss and carry-over between analyses.
Robust and Safe Design: Engineered for durability and repeated use under the demanding conditions of pressure and temperature generated in modern microwave digestion systems.
Excellent Dielectric Properties: Ideal for microwave applications, allowing efficient energy transfer to the sample for rapid digestion.

Details & Parts

PTFE digestion tank details

Product Specifications

Product Specification	Inner Mouth Diameter (mm)	Body Diameter (mm)	Height with Lid (mm)
PTFE Digestion Vessel 30ml	25	42	105
PTFE Digestion Vessel 50ml	29	47	110
PTFE Digestion Vessel 100ml	50	62	143
PTFE Digestion Vessel 200ml	53	69	163

Contact Us for Your Solution

To discuss your specific requirements for PTFE microwave digestion vessels, explore customization options, or to learn more about how our products can benefit your analytical operations, please contact us. We are ready to assist you in finding the perfect, tailored solution.

Applications

Our PTFE Microwave Digestion Vessels are indispensable tools across a wide range of sectors and applications, including:

Environmental Analysis: Digestion of soil, water, sludge, plant tissue, and air filter samples for heavy metal determination (e.g., EPA methods 3015, 3051, 3052).
Food and Beverage Safety: Preparation of food, feed, and agricultural samples for nutritional analysis, and detection of contaminants and trace elements.
Pharmaceutical and Clinical Research: Digestion of biological tissues, fluids, pharmaceutical formulations, and raw materials for elemental impurity analysis (e.g., USP <232>/<233>).
Materials Science & Geochemistry: Dissolution of geological samples, ores, ceramics, alloys, polymers, and catalysts for compositional analysis.
Semiconductor Industry: Trace metal analysis in high-purity materials, process chemicals, and silicon wafers.
Petrochemical Industry: Digestion of crude oils, petroleum products, and catalysts.
General Laboratory Use: Versatile for various sample preparation needs requiring aggressive digestion for techniques like ICP-MS, ICP-OES, and AAS.

Customization and Value for Customers

We understand that standard solutions may not always meet specific research or industrial requirements. That's why we offer extensive customization options for our PTFE digestion vessels. This includes variations in volume, dimensions, cap design, and compatibility features to fit your specific microwave digestion system brand and model, as well as your unique application needs.

Our commitment to precision manufacturing ensures that you receive a product tailored to:

Enhance your analytical accuracy through minimal contamination.
Improve operational efficiency with faster digestion times and easier handling.
Provide long-lasting, reliable performance even under rigorous conditions.
Ensure safety in your laboratory operations.

FAQ

What Are The Main Applications Of PTFE Labware?

PTFE labware is widely used in various fields including engineering (e.g., tube lining), non-stick equipment (e.g., pans and bearings), medical applications (e.g., bacteria prevention on catheters), rainwear, and as lubricants in machinery. In laboratories, it is ideal due to its resistance to strong acids and bases, steam resistance, and ability to withstand a wide temperature range from -200°C to +300°C.

What Are The Main Applications Of PTFE Parts?

PTFE parts are widely used in various industries including medical (surgical instruments, prosthetic devices), electrical (wiring, electrical components), and food and beverage (equipment in direct contact with food). Their biocompatibility, insulating properties, and non-toxic nature make them versatile across these fields.

What Are The Main Applications Of PTFE Gaskets?

PTFE gaskets are widely used in conveying pipes, exhaust pipes, steam pipes, high-pressure oil pipes in steel rolling mills, aircraft hydraulic systems, cold-pressing systems, distillation towers, heat exchangers, kettles, tank linings, valves, and other chemical equipment. They are also used in machinery, heat exchangers, high-pressure vessels, large-diameter vessels, pumps, and seals for grooved flanges, glass reactors, flat flanges, and large-diameter flange seals. Additionally, they are used in industries requiring chemical or heat resistance, including chemical processing, automotive, industrial, electrical, and medical sectors.

What Are The Common Applications Of PTFE Barrels?

PTFE barrels are widely used in various industries including plumbing (washers and sealing tapes), petrochemical (pipelines, valves, and fittings), food processing (hygienic conditions), pharmaceutical (product purity), aerospace (engines and components), and electrical (insulation and leak prevention). They are also ideal for chemical storage and handling due to their resistance to corrosive substances.

What Are The Main Applications Of PTFE Glands?

PTFE glands are widely used in various industries including food and drink production equipment, medical devices (such as catheters, syringes, and sutures), electrical insulation, electronic component protection, and chemical industry products (like gaskets, vessel linings, and tanks). They are also utilized in cooking equipment, conveyor belt rollers, temperature sensor casings, and non-stick surface covers due to their ability to withstand harsh environments.

What Are The Main Applications Of PTFE Discs?

PTFE discs are widely used in laboratory glassware, chemical processing equipment, and industrial piping systems. They are also applied in shock absorbers, agriculture, food and beverage, robotics, maintenance, injection presses, presses, and pneumatics.

What Are The Main Applications Of Teflon Seals?

Teflon seals are widely used in various industries due to their versatility. Common applications include non-stick cookware (pans, skillets, baking sheets), industrial components like seals, gaskets, and bearings, electrical insulation, automotive coatings, medical devices, and aerospace components. They are also used in automotive parts, medical tools, and as padding due to their resistance to water, heat, and chemicals.

What Are The Main Applications Of PTFE Rings?

PTFE rings are widely used in aerospace and computer wiring due to their excellent dielectric properties. They are also used in industrial applications for low-friction parts like bearings and gears, in medicine as graft materials and catheter coatings, and in the semiconductor industry for their resistance to strong acids. Additionally, they are used in liners for engineering, non-stick equipment, medical applications, rainwear, and as lubricants in machinery.

What Are The Key Features Of PTFE Labware?

PTFE labware is known for its legendary resistance to strong acids and bases, steam resistance, and a wide temperature range from -200°C to +300°C. Its three-dimensional molecular structure makes it highly resistant to most solvents, and the helical polymer chain sheathed by fluorine atoms protects the carbon-carbon bonds, enhancing its chemical resistance. However, it can be attacked by molten alkali metals and fluorine at high temperatures.

What Are The Key Features Of PTFE?

PTFE has several notable features: a high melting point of around 347 °C, high resistance to water, a very low coefficient of friction, and flexibility even at low temperatures. It also offers outstanding chemical resistance, is soft and formable, has good weathering resistance, and performs well at elevated temperatures.

What Are The Key Features Of PTFE Gaskets?

PTFE gaskets come in various types including virgin, expanded, and modified options. They can handle nearly all chemicals and temperatures up to 500 degrees Fahrenheit. They are available for any need from small batch to high-volume production while meeting demanding standards. PTFE has a high melting point of around 347 °C, high resistance to water, a very low coefficient of friction, and flexibility even at low temperatures.

What Are The Key Features Of PTFE Barrels?

PTFE barrels feature a high melting point (around 347°C), excellent resistance to water and chemicals, a very low coefficient of friction, and flexibility even at low temperatures. They can be used continuously from -270°C up to 250°C, with a maximum use temperature of 280°C. Their heavy wall construction and smooth internal finish ensure leak-free performance.

What Are The Key Features Of PTFE Glands?

PTFE glands are known for their outstanding chemical resistance, extremely low friction, soft and formable nature, good weathering resistance, and excellent performance at elevated temperatures. Key performance parameters include temperature resistance up to 280°C, a pH range of 0 to 14, pressure resistance of 15 to 25 MPa, and line speed of 8 to 21 m/s.

What Are The Key Features Of PTFE Discs?

PTFE discs combine the properties of PTFE and rubber, offering excellent chemical resistance, low friction, heat resistance, and good compression set. They also feature a low coefficient of friction, excellent chemical inertness, a non-adhesive surface, a wide temperature range (-200°C to +260°C), and excellent dielectric properties.

What Are The Key Features Of Teflon Seals?

Teflon seals are known for their exceptional chemical resistance, flexibility, and durability. These features make them highly suitable for demanding industrial applications where resistance to harsh chemicals and long-term performance are critical.

What Are The Key Features Of PTFE Rings?

PTFE rings have a high melting point of around 347°C, high resistance to water, a very low coefficient of friction, and remain flexible even at low temperatures. They are known for being the most slippery material, withstanding extreme temperatures, and providing excellent insulation. They are also resistant to nearly all industrial chemicals and solvents, have outstanding dielectric properties, and resist ignition and flame spread.

What Makes PTFE Suitable For Labware?

PTFE is chemically inert, durable under load, stable across temperature fluctuations, forms excellent seals, is flexible, and can be moulded with a magnetic core. These properties make it ideal for labware items like stopcocks, beakers, pipes, test tubes, stirrers, petri dishes, and stands. Its resistance to strong acids and bases, steam, and a wide temperature range further enhance its suitability for laboratory use.

How Do PTFE O-ring Seals Work?

PTFE O-ring seals have a circular cross-section and are typically made of elastic rubber material. They achieve sealing through elastic properties and preload. When placed between connected parts, the O-ring fills the sealing gap and forms a sealing interface due to its elasticity. External stress causes the O-ring to maintain sealing interface stability, preventing liquid or gas leakage.

What Is The Principle Behind PTFE Gaskets?

PTFE gasket materials are known for their non-reactive characteristics, making them impervious to attack and degradation by aggressive gases, vapors, and fluids. They exhibit excellent dielectric properties, a very low coefficient of friction, and can operate across a wide temperature range from -400°F to 500°F. PTFE is among the most chemically resistant materials available.

How Does A PTFE Lined Butterfly Valve Work?

A PTFE lined butterfly valve operates on the quick shut off principle. It consists of a circular disc (butterfly) placed in the center of the pipe, connected to an actuator via a rod. By rotating the disc using a handwheel, the flow can be either allowed (disc parallel to flow) or closed (disc perpendicular to flow).

How Do PTFE Discs Work In Sealing Applications?

PTFE O-ring seals, which have a circular cross-section, achieve sealing through their elastic properties and preload. When placed between connected parts, the O-ring fills the sealing gap and forms a sealing interface due to its elasticity. External stress ensures the O-ring maintains sealing interface stability, preventing liquid or gas leakage.

How Do Teflon Seals Work In Harsh Environments?

Teflon seals operate effectively in harsh environments due to their great chemical resistance. They can withstand exposure to a wide variety of chemicals without degrading, making them ideal for use in industries where chemical exposure is common.

How Are PTFE Rings Manufactured?

PTFE rings can be made from raw PTFE, which comes in powder or liquid forms. Smaller items can be dipped and spun to remove excess material. Another method involves using an electrostatic spray gun to apply negatively charged PTFE particles. The coated object is then cured at high temperatures to finalize the product.

What Are The Advantages Of Using PTFE Labware?

PTFE labware offers high strength, moisture resistance, temperature resistance, and thermal expansion resistance. It is suitable for storing strong acids, aqua regia, and various chemical liquids. PTFE coatings also provide resistance to extreme temperatures, non-stick properties, chemical resistance, and excellent electrical insulation. These advantages make PTFE labware a preferred choice in demanding laboratory and industrial environments.

What Are The Advantages Of Using PTFE Parts?

PTFE parts are easy to machine, affordable, and long-lasting. They have a low coefficient of friction and wear resistance, making them ideal for mechanisms that rotate or slide. Additionally, PTFE has non-stick properties, is moisture and chemical resistant, has a high strength-to-weight ratio, is easily machinable with excellent dielectric properties, and has a relatively high melting point. They are also FDA approved for food-related applications.

What Are The Advantages Of Using PTFE Gaskets?

PTFE gaskets are non-corrosive, available in various shapes and sizes, work well with both high and low temperatures, have excellent chemical resistance, prevent leakage and cross-linking, and are economical in price. They offer chemical resistance to most acids, bases, and solvents; temperature resistance from -200°C to +260°C; excellent non-stick properties; high purity free from contaminants; and superior sealing performance against gas and liquid leakage.

What Are The Advantages Of Using PTFE Barrels?

PTFE barrels offer numerous advantages including corrosion resistance, a wide temperature range (-325°F to above 500°F), no swelling (hydrophobic properties), FDA compliance, UV radiation resistance, and excellent electrical insulation. They also provide non-stick properties and are resistant to extreme temperatures and chemicals.

What Are The Advantages Of Using PTFE Glands?

PTFE glands offer several advantages including resistance to extreme temperatures, non-stick properties, excellent chemical resistance, and great electrical insulation. They enhance performance and efficiency across various industries while supporting sustainability by reducing the use of harmful chemicals and extending the lifespan of products.

What Are The Advantages Of Using PTFE Discs?

PTFE discs offer numerous advantages, including chemical resistance, temperature resistance, versatility, non-corrosive properties, electrical and thermal insulation, and easy availability. These properties make them suitable for a wide range of industrial applications.

What Are The Advantages Of Using Teflon Seals?

Teflon seals offer several advantages, including easy machinability due to their softness and density, and excellent thermal stability. These properties prevent part deformation and tool clogging during manufacturing, ensuring high-quality and reliable seals for various applications.

What Are The Advantages Of Using PTFE Rings?

PTFE rings offer numerous advantages, including corrosion resistance, a long shelf life, and the ability to withstand a wide temperature range (-325°F to above 500°F). They are hydrophobic (do not swell), FDA compliant, resistant to UV radiation, and provide excellent electrical resistance. Additionally, they are non-stick, chemically resistant, and provide great electrical insulation.

What Types Of PTFE Labware Are Available?

PTFE labware includes a wide range of products such as custom machined parts, tweezers, scrapers, shovels, containers, volumetric flasks, microwave digestion vessels, sampling spoons, square trays, bottles, measuring cylinders, evaporating dishes, three-neck flasks, magnetic stirring bars, and cleaning racks. These items are designed for precision and resilience in demanding environments.

Why Is PTFE Suitable For CNC Machining?

PTFE's machinability allows for precise CNC customization to meet specific industrial requirements. This enables the creation of specialized components like chemical-resistant tank linings, food-grade cutting boards, and precision seals that optimize performance for unique operational challenges while maintaining all of PTFE's beneficial properties.

How Are PTFE Gaskets Installed?

The installation process includes preparing the flange surfaces, inspecting the gasket, positioning it correctly, using alignment tools if necessary, applying lubrication if required, assembling the flanges, tightening the bolts in a crisscross pattern, and conducting a final check for leaks or misalignment.

Why Are PTFE Barrels Suitable For Laboratory Use?

PTFE barrels are ideal for laboratory use due to their excellent chemical, mechanical, and heat resistance. They are perfect for dissolutions and digestions with acids and corrosive agents, and their non-reactive nature ensures sample purity. Additionally, their durability and leak-proof design make them reliable for various lab applications.

Are Custom PTFE Glands Available For Specific Applications?

Yes, custom PTFE glands are available to meet specific application requirements. Manufacturers offer custom fabrication from prototypes to high-volume orders, ensuring precision and suitability for diverse applications such as semiconductor, medical, and laboratory uses.

Why Are PTFE Discs Preferred In High-temperature Environments?

PTFE discs can withstand extreme temperatures ranging from -200°C to +260°C, making them ideal for high-temperature environments. Their heat resistance ensures they maintain their properties and performance even under such conditions.

Are Teflon Seals Environmentally Friendly?

Yes, Teflon seals are environmentally friendly as they are made from renewable resources. Additionally, they are fire-safe, adding to their safety and sustainability benefits.

Why Are PTFE Rings Preferred In The Semiconductor Industry?

PTFE rings are preferred in the semiconductor industry due to their exceptional chemical resistance, particularly to strong acids. Their ability to withstand harsh chemical environments while maintaining structural integrity makes them ideal for use in semiconductor manufacturing and processing equipment.

What Types Of PTFE Parts Are Commonly Manufactured?

Commonly manufactured PTFE parts include containers, flower baskets, tweezers, magnetic stirring bars, measuring cylinders, scrapers, shovels, square trays, bottles, microwave digestion vessels, crucibles, three-neck flasks, volumetric flasks, cleaning racks, evaporating dishes, and sampling spoons. These parts are used in labs, semiconductor industries, and medical applications.

Are PTFE Discs Resistant To Chemicals?

Yes, PTFE discs are highly resistant to a wide range of chemicals, making them suitable for use in harsh chemical environments. Their excellent chemical inertness ensures they do not react with most substances.

Are PTFE Rings Suitable For Medical Applications?

Yes, PTFE rings are suitable for medical applications. They are used as graft materials and catheter coatings due to their biocompatibility, flexibility, and resistance to bacteria. Their non-reactive nature and ability to prevent bacterial growth make them ideal for various medical uses.

What Makes PTFE Discs Non-stick?

PTFE discs have a non-adhesive surface due to the inherent properties of PTFE, which prevent materials from sticking to them. This makes them ideal for applications where easy cleaning and minimal contamination are required.

Can PTFE Discs Be Used In Electrical Applications?

Yes, PTFE discs have excellent dielectric properties, making them suitable for electrical insulation applications. They provide great electrical insulation and are often used in electrical and electronic components.

How Do PTFE Discs Perform In Low-temperature Environments?

PTFE discs can perform reliably in low-temperature environments, as they can withstand temperatures as low as -200°C. Their properties remain stable, ensuring consistent performance even in extreme cold.

Are PTFE Discs Customizable For Specific Applications?

Yes, PTFE discs can be customized in terms of size, shape, and other specifications to meet the requirements of specific applications. This versatility makes them suitable for a wide range of industrial and laboratory uses.

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