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Thermoplastic Rubber Tubing, Seals, Sheets and Gaskets: A Complete Guide to Modern Thermoplastic Solutions

When people talk about industrial materials, the conversation often focuses on strength, durability, flexibility, or resistance to heat and chemicals. In reality, manufacturers rarely need just one of these properties. They need materials that can perform reliably while also being practical to process, cost-effective to produce, and suitable for increasingly demanding applications.

This is where thermoplastics have become an important part of modern manufacturing.

From flexible tubing used to transport fluids and gases to precision-engineered seals, sheets, and gaskets, thermoplastic materials are now used across industries such as automotive, healthcare, construction, food processing, electronics, packaging, and industrial machinery.

The real advantage of thermoplastics lies in their versatility. Unlike traditional materials that may require complex manufacturing processes or cannot easily be reshaped, thermoplastics can be heated, formed, molded, and processed into different components. Depending on the polymer and formulation, they can offer flexibility similar to rubber, rigidity similar to engineering plastics, or a balanced combination of both.

In this article, we will explore four important applications: thermoplastic rubber tubing, thermoplastic tubing, thermoplastic seals, thermoplastic sheets, and thermoplastic gaskets. Understanding how these materials work can help manufacturers and engineers make better decisions when selecting materials for specific applications.

What Is a Thermoplastic Material?

A thermoplastic is a type of polymer that becomes softer when heated and hardens again when cooled. This characteristic makes thermoplastics highly useful in manufacturing because they can be shaped and reshaped using processes such as extrusion, injection molding, thermoforming, and other polymer processing methods.

Different thermoplastic materials offer different performance characteristics. Some are designed for flexibility, while others focus on strength, temperature resistance, transparency, chemical resistance, or electrical insulation.

Common categories include:

Thermoplastic elastomers
Thermoplastic vulcanizates
Thermoplastic polyurethane
Polyvinyl chloride
Polyethylene
Polypropylene
Nylon and other engineering plastics
Specialty polymer compounds

The choice of material depends heavily on where and how the finished component will be used.

For example, a flexible medical tube will require very different properties from a gasket used inside industrial equipment. Similarly, a thermoplastic sheet used for construction applications may need high impact resistance, while a seal used in an automotive system may require excellent resistance to heat, oils, and repeated mechanical stress.

That is why material selection is not simply about choosing plastic or rubber. It is about understanding the actual working environment of the component.

Thermoplastic Rubber Tubing: Flexibility Meets Manufacturing Efficiency

Thermoplastic rubber tubing has become increasingly popular because it combines some of the useful characteristics of conventional rubber with the processing advantages of thermoplastic materials.

Traditional rubber materials usually need vulcanization or curing to achieve their final properties. Thermoplastic rubber, often referred to as a thermoplastic elastomer, behaves differently. It can offer flexibility and elasticity while still being processed using conventional plastic manufacturing equipment.

This creates several advantages for manufacturers.

Thermoplastic rubber tubing can be produced through extrusion, allowing manufacturers to create continuous lengths of tubing with consistent dimensions. Depending on the material formulation, the tubing can be soft and highly flexible or relatively firm while still maintaining elastic properties.

Where Thermoplastic Rubber Tubing Is Used

Thermoplastic rubber tubing can be found in a wide variety of applications, including:

Automotive fluid and air systems
Medical and healthcare equipment
Industrial fluid transfer
Laboratory equipment
Peristaltic pumps
Consumer products
Food and beverage applications, where suitable material grades are selected
Protective covers and flexible sleeves
Pneumatic systems

One of the biggest benefits of thermoplastic rubber tubing is its ability to bend and flex without easily cracking. This is particularly important in applications where the tubing is constantly moved, bent, or exposed to vibration.

Imagine a machine where a hose needs to move repeatedly during operation. A rigid material may eventually develop stress points or fail under repeated movement. A properly selected thermoplastic elastomer can provide the flexibility needed while maintaining structural integrity.

Benefits of Thermoplastic Rubber Tubing

The popularity of this material is driven by several practical advantages.

Excellent flexibility: The tubing can bend and move easily, making installation easier in compact or complex systems.

Efficient processing: Thermoplastic rubber can often be processed using extrusion equipment, helping manufacturers improve production efficiency.

Design versatility: Material hardness, color, surface finish, and other characteristics can often be adjusted according to application requirements.

Potential recyclability: Since thermoplastics can be reheated and reprocessed, production scrap may be easier to manage compared with certain permanently cured rubber materials.

Good appearance and finish: Thermoplastic materials can provide smooth surfaces and consistent aesthetics, which is useful in consumer and visible industrial applications.

However, not every thermoplastic rubber tubing is suitable for every application. Temperature exposure, chemical compatibility, pressure requirements, and regulatory standards must all be considered before selecting the material.

Understanding Thermoplastic Tubing and Its Industrial Importance

The broader category of thermoplastic tubing includes many different materials and constructions. Some applications require soft and flexible tubing, while others require rigid tubes capable of maintaining their shape under pressure.

Thermoplastic tubing is generally manufactured through an extrusion process. Raw polymer material is melted and pushed through a specially designed die, creating a continuous tube. The tubing is then cooled, sized, and cut or wound according to customer requirements.

The manufacturing process may sound simple, but producing high-quality tubing requires precise control.

Wall thickness, inner diameter, outer diameter, surface quality, material consistency, and cooling conditions can all affect the performance of the final product.

Common Applications of Thermoplastic Tubing

Thermoplastic tubing is used in many everyday and industrial environments.

In healthcare, specialized tubing may be used for fluid management systems and medical equipment.

In automotive applications, tubing can be used for air, fluids, protective routing, and various under-the-hood systems.

In industrial environments, thermoplastic tubes may transport water, chemicals, gases, or other materials depending on the chemical resistance and performance capabilities of the selected polymer.

Agriculture, food processing, laboratories, electronics, and construction also rely on different forms of thermoplastic tubing.

Choosing the Right Thermoplastic Tubing

There is no universal solution. The correct material depends on the application’s requirements.

Important questions include:

What will flow through the tube?
What temperature will the tubing experience?
Is flexibility important?
Does the tubing need to withstand pressure?
Will it be exposed to chemicals or oils?
Is transparency required?
Are there food-grade, medical-grade, or other regulatory requirements?
Will the tubing be exposed to sunlight or outdoor conditions?

A small difference in material formulation can significantly affect performance. This is why manufacturers often work closely with material suppliers and component designers to develop tubing that meets specific operational requirements.

Thermoplastic rubber tubing offers flexibility and efficient processing. Thermoplastic tubing provides solutions for fluid, air, and protective applications across industries.

If you require any of the thermoplastic components such as tubing, sheet, seals or gaskets, reach out to SantopSeal Corporation, they manufacture all standard and custom thermoplastic parts. Email info@santopseal.com or call 412-444-1888 to discuss further.

Thermoplastic Seals: Small Components with a Critical Role

A thermoplastic seal may look like a simple component, but its function can be extremely important.

Seals are designed to prevent the leakage of fluids, gases, dust, or other substances between two surfaces or components. They are widely used in machinery, automotive systems, appliances, industrial equipment, electronics, and countless other products.

The failure of a small seal can sometimes cause a much larger problem.

A leaking seal may lead to fluid loss, reduced equipment performance, contamination, increased maintenance costs, or even complete system failure.

Thermoplastic materials offer manufacturers several advantages when designing and producing seals.

Advantages of Thermoplastic Seals

One major advantage is design flexibility. Thermoplastic seals can often be manufactured using injection molding, allowing manufacturers to create detailed shapes and precise geometries.

This is particularly useful when a component needs:

Complex profiles
Integrated features
Tight dimensional tolerances
Specific hardness levels
Customized sealing surfaces

Thermoplastic elastomer materials can also provide a rubber-like feel and flexibility while maintaining the processing advantages of thermoplastics.

Another advantage is the possibility of multi-material or overmolding applications. In certain products, a thermoplastic seal may be molded directly onto another component. This can reduce assembly steps and improve the integration of the final product.

Applications of Thermoplastic Seals

Thermoplastic seals can be used in:

Automotive doors and windows
Electrical enclosures
Household appliances
Industrial machinery
Water and fluid systems
HVAC equipment
Consumer electronics
Pumps and valves

The key is matching the material to the operating environment. A seal that works well in a room-temperature indoor application may not perform properly in a high-temperature engine environment.

Chemical exposure, compression, movement, UV exposure, moisture, and temperature cycles must all be considered.

Thermoplastic Sheets: A Versatile Material for Modern Manufacturing

Thermoplastic sheet is another important form of polymer material used across many industries.

These sheets can be manufactured in different thicknesses, colors, textures, and material compositions. Depending on the polymer used, a thermoplastic sheet can be flexible, rigid, transparent, impact-resistant, chemically resistant, or designed for specialized applications.

One of the biggest advantages of thermoplastic sheets is their ability to be thermoformed.

During thermoforming, the sheet is heated until it becomes soft enough to shape. It is then formed into a mold or desired geometry and cooled to maintain its new shape.

This process is widely used for manufacturing products such as:

Packaging trays
Automotive interior components
Equipment housings
Medical packaging
Protective panels
Consumer product components
Industrial covers
Construction materials

Why Thermoplastic Sheets Are Popular

Manufacturers appreciate thermoplastic sheets because they offer flexibility in both material selection and product design.

A manufacturer can select a material based on the performance needed.

For example, one application may require high impact resistance. Another may require transparency. A third may need chemical resistance or a specific surface texture.

Thermoplastic sheets also make it possible to create large components without relying entirely on injection molding.

For many products, thermoforming can provide an efficient alternative, especially when the component is relatively large and has a suitable geometry.

Important Properties to Consider

When selecting a thermoplastic sheet, manufacturers should evaluate:

Impact resistance: Important for protective and structural applications.

Heat resistance: Essential for applications exposed to elevated temperatures.

Chemical resistance: Necessary when the sheet may come into contact with cleaning agents, oils, or industrial chemicals.

UV resistance: Important for outdoor applications.

Surface appearance: Critical for consumer products and visible components.

Formability: Determines how easily the material can be shaped.

Thickness consistency: Important for maintaining quality and predictable performance.

The right sheet material is not necessarily the strongest or the most expensive. It is the one that delivers the required performance for the actual application.

Thermoplastic Gaskets and Their Role in Industrial Systems

A thermoplastic gasket is designed to create a seal between two surfaces. It helps prevent the leakage of liquids, gases, or contaminants.

Although the terms seal and gasket are sometimes used interchangeably, gaskets are typically placed between stationary or mating surfaces to create a barrier.

They are commonly used in:

Pumps
Valves
Pipes
Industrial machinery
Automotive systems
HVAC equipment
Electrical enclosures
Processing equipment

Thermoplastic materials can be engineered to provide the required balance of flexibility, compression, and environmental resistance.

Why Material Selection Matters for Thermoplastic Gaskets

A gasket must maintain its sealing ability under real operating conditions.

Consider an industrial machine that experiences regular temperature changes. As the temperature rises and falls, the surrounding components may expand and contract. If the gasket cannot accommodate these changes, gaps may develop and leakage can occur.

Similarly, exposure to chemicals may cause an incompatible material to swell, crack, harden, or lose its mechanical properties.

This is why gasket selection should involve more than choosing a material based on its initial appearance.

Engineers should consider:

Operating temperature
Internal pressure
Chemical exposure
Compression requirements
Surface condition
Expected service life
Mechanical vibration
Outdoor or indoor use

A well-designed gasket may be a relatively small part of the overall system, but it can have a major impact on reliability.

Thermoplastic Materials Versus Traditional Rubber

One of the most common questions in material selection is whether to use thermoplastic materials or traditional rubber.

The answer depends on the application.

Traditional rubber can offer excellent elasticity and performance in demanding environments. However, thermoplastic elastomers and other thermoplastic materials can provide several manufacturing and processing advantages.

Thermoplastic materials can often be processed more quickly using standard plastic manufacturing methods. They can also offer opportunities for automation, overmolding, and reduced processing steps.

In some cases, they can provide a good balance between flexibility and structural performance.

However, traditional rubber may still be preferred in certain applications involving extreme temperatures, highly demanding chemical exposure, or specialized performance requirements.

The goal should not be to replace one material with another in every situation. Instead, manufacturers should evaluate which material provides the best combination of performance, cost, manufacturability, and long-term reliability.

Key Factors When Selecting Thermoplastic Components

Whether you are selecting thermoplastic rubber tubing, a thermoplastic seal, sheet, or gasket, several factors should be considered before finalizing the material.

Temperature Conditions

Every material has a different operating temperature range. Continuous exposure to high or low temperatures can affect flexibility, strength, and dimensional stability.

Chemical Compatibility

The material must be compatible with the fluids, gases, oils, chemicals, or cleaning agents it will encounter.

Mechanical Requirements

Consider pressure, stretching, compression, vibration, impact, and repeated movement.

Environmental Exposure

Outdoor applications may require resistance to UV radiation, moisture, dust, and changing weather conditions.

Regulatory Requirements

Applications in healthcare, food processing, automotive, or other regulated industries may require specific material certifications or compliance standards.

Manufacturing Process

The component design should also be compatible with the intended manufacturing process, whether that involves extrusion, injection molding, thermoforming, or another method.

Long-Term Cost

The cheapest material is not always the most economical option. A component that fails early can create downtime, maintenance expenses, and customer dissatisfaction.

Looking at the total lifecycle cost often leads to better material decisions.

The Future of Thermoplastic Gaskets

The demand for advanced thermoplastic materials is likely to continue growing as industries look for lighter, more efficient, and more adaptable materials.

Automotive manufacturers are increasingly focused on reducing weight and improving production efficiency. Healthcare companies require specialized materials for equipment and devices. Industrial manufacturers need components that can perform reliably in demanding environments.

At the same time, sustainability is becoming an increasingly important consideration.

Material manufacturers and product designers are exploring ways to improve recyclability, reduce waste, increase the use of recycled content where appropriate, and develop materials that support more responsible manufacturing practices.

New material formulations are also expanding what thermoplastics can achieve.

Improved temperature resistance, chemical resistance, durability, and processing capabilities are opening new possibilities for tubing, seals, sheets, and gaskets.

Final Thoughts

Thermoplastic materials have become an essential part of modern product design and manufacturing. Their versatility makes them suitable for a wide range of applications, from flexible tubing and precision seals to durable sheets and high-performance gaskets.

What this really means is that choosing the right thermoplastic material is not simply a purchasing decision. It is a design and engineering decision that can influence product quality, manufacturing efficiency, maintenance requirements, and long-term performance.

As manufacturing requirements continue to evolve, thermoplastic solutions will remain an important part of the industry. The companies that understand the strengths and limitations of these materials will be in a better position to design products that are not only functional, but also efficient, durable, and ready for the demands of modern applications.

Santoprene FDA Tubing: Food-Grade TPV Tubing for Food, Dairy, Brewing & Beverage Applications

When it comes to transferring food, beverages, dairy products, and other consumable liquids, the tubing used in the system matters just as much as the equipment itself. Tubing needs to provide reliable flow, flexibility, durability, and compatibility with the material being transferred. In applications involving potable water, beer, wine, juice, and other food-related liquids, the tubing must also meet appropriate food-contact requirements.

Santoprene FDA tubing is a versatile solution for these applications. SantopSeal manufactures and supplies food-grade tubing made from various elastomers, including Santoprene™ TPV, to serve industries such as food processing, dairy, brewing, beverage production, and other applications where dependable fluid transfer is required.

Made from FDA-certified Santoprene material from Celanese, this type of tubing combines the processing advantages of thermoplastics with properties associated with vulcanized rubber. This makes Santoprene™ TPV tubing a practical choice for a wide range of demanding fluid-transfer applications.

What Is Santoprene™ TPV Tubing?

Santoprene TPV is a thermoplastic vulcanizate that belongs to the broader TPE, or Thermoplastic Elastomer, family. It is an engineered material developed by dynamically vulcanizing EPDM rubber with polypropylene (PP).

This unique material structure gives Santoprene™ TPV characteristics that make it useful for tubing applications. It combines rubber-like flexibility and elasticity with thermoplastic processing capabilities.

Because of its material composition and properties, Santoprene tubing may also be referred to as TPE tubing, TPV tubing, thermoplastic tubing, or Santoprene rubber tubing, depending on the application and industry terminology.

The combination of flexibility, durability, and thermoplastic processing makes Santoprene™ TPV a versatile material for manufacturers looking for alternatives to conventional rubber tubing.

FDA Food-Grade Santoprene Tubing

Food and beverage applications require careful consideration when selecting tubing materials. The tubing comes into contact with liquids that may ultimately be consumed, so material selection and applicable food-contact requirements are important.

SantopSeal manufactures FDA food-grade Santoprene™ tubing using FDA-certified Santoprene™ material from Celanese. This makes it suitable for selected applications involving the transfer of food and beverage products.

Food-grade TPV tubing can be used for transferring liquids such as potable water, beer, wine, and juice, depending on the specific tubing construction, application conditions, and applicable requirements.

For manufacturers and processors, selecting an appropriate food-grade tubing material can help support hygienic fluid-transfer systems while providing the flexibility needed for installation and operation.

Santoprene Tubing for Food Processing

Food processing systems often involve the movement of liquids between tanks, processing equipment, filling systems, pumps, and other machinery. Tubing used in these systems needs to provide reliable fluid transfer while handling the conditions of the application.

Santoprene TPV tubing can be used in various food-processing applications where an appropriate food-grade material is required. Its thermoplastic elastomer construction provides a useful combination of flexibility and durability.

The tubing can be manufactured in different configurations according to the requirements of the application. Depending on the design, it can be incorporated into fluid-transfer systems where flexibility and ease of handling are important.

Before selecting tubing for a food-processing system, manufacturers should evaluate the fluid being transferred, operating temperature, pressure, cleaning process, tubing dimensions, and applicable regulatory requirements.

Santoprene Tubing for Dairy Applications

Dairy processing requires reliable fluid-handling equipment because milk and other dairy liquids need to be transferred through different stages of production and processing.

Food-grade TPV tubing made from suitable Santoprene material can be considered for selected dairy applications where the tubing material meets the required food-contact and operating specifications.

Its flexible construction can make routing and installation easier in equipment where tubing needs to bend around machinery or connect different components.

The right tubing specification will depend on the dairy application, fluid characteristics, temperature, pressure, cleaning procedures, and other operating conditions.

Santoprene Tubing for Brewing and Beverage Applications

Breweries and beverage manufacturers rely on fluid-transfer systems throughout production. Beer, wine, juice, potable water, and other beverages may need to move between tanks, processing equipment, pumps, and filling systems.

FDA-certified Santoprene TPV tubing can provide a suitable material option for selected beverage-transfer applications.

Its flexibility and thermoplastic elastomer properties make it useful in systems where tubing needs to be routed, connected, or replaced efficiently. Food-grade material selection is especially important when tubing comes into direct contact with beverages.

For brewing and beverage applications, tubing should always be selected based on the specific beverage, temperature, pressure, cleaning method, and applicable food-contact requirements.

Why Is Santoprene TPV Considered a TPE?

Santoprene™ TPV belongs to the thermoplastic elastomer family, commonly referred to as TPE. TPE materials are designed to provide rubber-like characteristics while retaining thermoplastic processing advantages.

Santoprene™ TPV is produced through a process known as dynamic vulcanization, in which EPDM rubber is vulcanized while being blended with polypropylene.

The resulting material combines properties associated with elastomeric materials with the processing characteristics of thermoplastics. This makes it particularly interesting for manufacturers looking for a flexible material that can be processed using thermoplastic manufacturing techniques.

Because of this material structure, Santoprene™ tubing is often described using several terms, including TPV tubing, TPE tubing, thermoplastic tubing, and Santoprene rubber tubing.

Benefits of Santoprene FDA Tubing

One of the main advantages of Santoprene™ TPV tubing is its versatility. It can be manufactured for different applications and industries where flexible fluid transfer is required.

The material offers a combination of rubber-like flexibility and thermoplastic processing characteristics. This can make it suitable for applications where conventional rigid plastic tubing may not provide enough flexibility.

For food, dairy, brewing, and beverage applications, the availability of FDA-certified Santoprene™ material also provides manufacturers with an option for food-grade tubing requirements.

Another advantage is its broad applicability. Instead of being limited to one industry, Santoprene™ TPV tubing can be considered for different fluid-transfer systems depending on the required specifications.

How to Select the Right Santoprene Tubing

Selecting the right tubing requires more than simply choosing a material. The complete application should be evaluated before deciding on the tubing specification.

Important factors include the type of liquid being transferred, operating temperature, pressure, internal and external diameter, flexibility requirements, connection method, cleaning process, and expected service conditions.

For food and beverage applications, manufacturers should also confirm that the selected tubing meets the required food-contact standards for the intended use.

SantopSeal can help customers evaluate their application requirements and select a suitable Santoprene™ TPV tubing configuration.

You can also purchase standard sizes of Santoprene tubing from here: https://www.santopseal.com/product/santoprene-tpe-tpv-73a-fda-tubing/

Custom Santoprene Tubing from SantopSeal

Different industries and equipment manufacturers may require tubing with specific dimensions, configurations, or performance characteristics. Standard tubing may not always meet the exact requirements of a particular system.

SantopSeal has the capability to manufacture custom Santoprene TPV tubing according to application requirements. Custom manufacturing can help businesses obtain tubing that fits their equipment and fluid-transfer system more effectively.

Whether the requirement is for food processing, dairy production, brewing, beverage handling, or another industrial application, the tubing specification can be developed around the intended use.

Why Choose SantopSeal for Santoprene FDA Tubing?

SantopSeal is a manufacturer of food-grade tubing and elastomeric tubing solutions for a variety of industries. The company works with different elastomer materials, including Santoprene™ TPV, to manufacture tubing for specialized fluid-transfer requirements.

For food and beverage applications, SantopSeal offers tubing made from FDA-certified Santoprene material from Celanese, suitable for selected applications involving potable water, beer, wine, juice, and other liquids.

The company’s capabilities include both standard and custom tubing solutions, allowing customers to select products based on their application requirements.

We manufacture tubing in Versi-Duro material, available in hardnesses ranging from 60 Shore A to 90 Shore A. Our tubing is manufactured using materials that meet NSF 51 and NSF 61 requirements.

With experience in elastomeric tubing manufacturing and a focus on application-specific solutions, SantopSeal serves customers across food, dairy, brewing, beverage, and other industries requiring dependable flexible tubing.

About SantopSeal

SantopSeal is a tubing and sealing solutions manufacturer and supplier offering products for industrial, food, beverage, dairy, brewing, and specialized applications.

The company manufactures tubing from a range of elastomeric materials, including Santoprene TPV, to meet different fluid-transfer requirements. Its food-grade tubing solutions are designed for applications where appropriate food-contact material selection is essential.

SantopSeal provides FDA food-grade Santoprene tubing, TPV tubing, TPE tubing, thermoplastic tubing, and custom tubing solutions based on customer requirements.

For businesses looking for a reliable Santoprene FDA tubing manufacturer and supplier, SantopSeal provides customized and standard tubing solutions designed around the specific requirements of each application.

Contact SantopSeal at info@santopseal.com or call 412-444-1888 to discuss your tubing requirements.

Note: Santoprene™ is a registered trademark of Celanese. Santoprene™ TPV is an engineered thermoplastic vulcanizate material made using dynamically vulcanized EPDM and polypropylene.

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Blog

Thermoplastic Rubber Tubing, Seals, Sheets and Gaskets: A Complete Guide to Modern Thermoplastic Solutions

Thermoplastic Seals: Small Components with a Critical Role

Thermoplastic Sheets: A Versatile Material for Modern Manufacturing

Thermoplastic Gaskets and Their Role in Industrial Systems

Santoprene FDA Tubing: Food-Grade TPV Tubing for Food, Dairy, Brewing & Beverage Applications

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