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Thermoform Plastic Sheets

Polyester film refers to a thin and flexible sheet made from polyester, a type of synthetic polymer. Polyester films are known for their exceptional mechanical, thermal, and electrical properties, making them highly versatile in various industries.

Polyester films are produced through a process called extrusion, where the polyester resin is melted and formed into a thin sheet. These films can be manufactured in different thicknesses, sizes, and finishes to suit specific applications.

Polyester films offer several advantageous characteristics. They have excellent tensile strength and dimensional stability, allowing them to withstand stress and maintain their shape even under challenging conditions. Polyester films also exhibit good heat resistance, making them suitable for high-temperature applications.

These films have a smooth surface, which makes them compatible with printing and coating processes. They can be easily treated to enhance their adhesion, ink receptivity, and barrier properties. Polyester films are also transparent, providing high visibility and clarity for various applications.

Polyester films find uses in industries such as packaging, electrical insulation, imaging and graphics, labels, and laminates. They are commonly used for applications such as flexible packaging, protective coverings, tapes, photographic films, and electronic displays.

In summary, polyester films are thin and flexible sheets made from polyester. They offer exceptional mechanical, thermal, and electrical properties, making them versatile in multiple industries. Polyester films provide strength, dimensional stability, heat resistance, and transparency, making them suitable for various applications.
  • 500kgs

  • 200mm, 300mm, 500mm, 800mm, 1000mm, 1200mm, 1500mm, 2000mm, 2500mm

  • 1220mm*2440mm, 1220*1830mm 2000*3000mm and cut-to-size

  • 0.15mm, 0.2mm, 0.25mm, 0.3mm, 0.4mm, 0.45mm, 0.5mm, 0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.5mm

  • thermoforming, vacuum forming, packaging, printing


What is thermoforming plastic sheets ? 

Polyester film is a thin and flexible sheet made from synthetic polyester. It has excellent mechanical, thermal, and electrical properties. Polyester film is versatile and finds applications in packaging, electrical insulation, imaging, and graphics. It is known for its strength, dimensional stability, heat resistance, and transparency.

PET Sheets, with a thickness of 0.031" and above, and PET Films, ranging from 0.015" to 0.030", are transparent polyester materials. These clear PET sheets and thick rigid films are ideal for advertising purposes due to their brightness and transparency. They exhibit high resistance to chemical attacks from acid rain, diesel engine exhaust fumes, and air with salinity, making them suitable for outdoor use in their UV version. Clear PET plastic sheets also possess good impact strength and fire resistance. As a result, they have received B1 certification according to the German DIN4102-1 standard and M2 certification according to the French NFP-507 standard.

for more details, you can download the pdf below:

data sheet of thermoforming plastic sheets.pdf

What is the advantages of thermoforming sheets ?

PET sheets possess favorable mechanical properties, with an impact strength that is 3 to 5 times higher than other sheet materials, along with excellent folding resistance. They exhibit resistance to oil, fat, dilute acids, dilute alkalis, and most solvents. Furthermore, PET sheets demonstrate exceptional resistance to both high and low temperatures. They can be utilized for extended periods within a temperature range of 120°C, withstand high temperatures of 150°C and low temperatures of -70°C for short-term use, with minimal impact on their mechanical properties. Additionally, PET sheets have low permeability to gas and water vapor, showcasing excellent resistance to gases, water, oils, and odors. They offer high transparency, effectively blocking ultraviolet rays, and exhibit a glossy appearance. PET sheets are non-toxic, tasteless, ensure good hygiene and safety, and can be directly employed for food packaging.


Good folding resistance


Can be covered with protective film

What is the main application of thermoforming film ? 

When it comes to applications, unlike the translucent nature of conventional plastics, PET sheets provide adjustable transparency based on specific requirements. Their excellent ductility and plasticity also make them suitable for decorative purposes in homes or offices. Moreover, even at the end of their lifespan, PET sheets can be recycled by burning without emitting any polluting gases, resulting in minimal harm to the environment.

Jiangsu Selexible rigid PET plastic sheets find primary usage in various packaging applications such as fresh meat, processed meat, poultry, fish, cheese, pasta, medical supplies, modified atmosphere packaging (MAP), vacuum packaging, electronic product trays, and folding boxes, among others.

material pet

application of PET sheet

Are you a trader or a thermoplastic film manufacturers ? 

We are the manufacturer located in Jiangsu, China, and we have been specialized in this area for more than 18 years with SGS and TUV certificate.

The factory covers an area of more than 1,0000 square meters and 6 co-extruded production lines. Using international advanced equipment and production technology, we can produce pet sheets with a thickness between 0.15~8.0 mm.

Bellow is the pictures of our production line:

polyester film manufacturerpet film factory

polyester sheets factorypoly films manufacturerpet polyester film production linepolyester sheeting production

PET raw material

high quality raw material of PET sheet and film 

How's your packaging and shipping of pet thermoplastic to abroad ?

* Export standard package or as clients' request to pack(usually in wooden or plastic pallets)

* We can deliver the goods to port to to door(customer's address) through sea shipping, air shipping or express.

PET film material supplierPET films supplier stockPET sheets warehousepolyethylene terephthalate sheets factorypolyethylene terephthalate sheet manufacturer

PET sheet container loadingPetfilm delivery

Can I have an basic idea of thermoforming materials purchasing ?

Sure, bellow is the some generally notice for you. 

Minimum Order Quantity (MOQ)


Payment Method 
Bank T/T transfer(USD, EUR and RMB), L/C at sight, Paypal, USDT  
Monthly Production  3000~5000 tons 
Delivery Time 
3~15 days
Loading Port  Shanghai/Ningbo port, China

For an accurate quotation and more details please contact our Jiangsu Selexible sales team for help !

What is thermoforming plastic ?

Thermoforming plastic sheet is a type of plastic material that is specifically designed for the thermoforming process. Thermoforming is a manufacturing technique used to shape plastic sheets into various three-dimensional forms or products. The process involves heating the plastic sheet to a pliable temperature, then molding it into the desired shape using a mold or a forming tool, and finally cooling it to retain the formed shape.

The plastic sheets used in thermoforming are typically made of thermoplastic polymers, which have the property of becoming soft and flexible when heated and solidify again when cooled, allowing them to be reshaped multiple times without any degradation in their properties. Common thermoplastic materials used for thermoforming include polyethylene (PE), polypropylene (PP), polystyrene (PS), polyvinyl chloride (PVC), and others.

Thermoforming plastic sheet is available in various sizes, thicknesses, and colors to suit different applications and requirements. The process of thermoforming is widely used in industries like packaging, automotive, aerospace, medical, and consumer goods, where it allows for the cost-effective production of custom-shaped plastic products with high volumes and consistent quality.

What is the difference between pet pvc for thermoforming ?

The primary differences between PET (Polyethylene Terephthalate) and PVC (Polyvinyl Chloride) for thermoforming lie in their chemical composition, properties, and applications:

1. Chemical Composition:

- PET: PET is a thermoplastic polymer that belongs to the polyester family. It is derived from petroleum-based raw materials and is commonly used for making plastic bottles for beverages, food containers, and textiles.

- PVC: PVC is also a thermoplastic polymer, but it is made from vinyl chloride monomers. It contains chlorine atoms, which give it unique properties, such as flame resistance and chemical resistance. PVC is widely used for pipes, fittings, vinyl flooring, and other construction materials, as well as in various other applications.

2. Thermoforming Properties:

- PET: PET has good clarity, toughness, and excellent mechanical properties. It is known for its high strength, rigidity, and resistance to impact, making it suitable for applications requiring durability and dimensional stability. PET is often used in thermoforming to create clear and rigid packaging for food and consumer goods.

- PVC: PVC is also thermoformable and offers good impact resistance, but it is generally less rigid than PET. It has the advantage of being flame-retardant and resistant to chemicals, making it suitable for thermoformed products that require fire resistance or exposure to certain chemicals.

3. Clarity and Transparency:

- PET: PET is known for its excellent clarity, which is desirable for packaging applications where product visibility is essential.

- PVC: PVC can be transparent, but it may not have the same level of clarity as PET. However, PVC can be easily formulated to be opaque or colored, making it suitable for non-transparent applications.

4. Recycling:

- PET: PET is widely recycled and has a well-established recycling infrastructure, making it a popular choice for environmentally conscious applications.

- PVC: PVC recycling is also possible, but it can be more challenging due to issues related to the presence of additives and contamination. However, recycling technologies for PVC are continuously improving.

In summary, both PET and PVC are thermoformable plastics with unique properties that make them suitable for specific applications. PET is often chosen for clear and rigid packaging, while PVC's flame resistance and chemical resistance make it valuable in various industrial and construction uses. The selection between PET and PVC for thermoforming depends on the specific requirements and intended applications of the products being manufactured.

What is the difference between pet polyethylene for thermoforming ?

The primary differences between PET (Polyethylene Terephthalate) and polyethylene for thermoforming lie in their chemical composition, properties, and applications:

1. Chemical Composition:

- PET: PET is a polyester thermoplastic polymer that is derived from petroleum-based raw materials. It is commonly used for making plastic bottles for beverages, food containers, textiles, and thermoformed packaging.

- Polyethylene: Polyethylene is a family of thermoplastic polymers made from ethylene monomers. It is one of the most widely used plastics in the world and is available in various forms, including high-density polyethylene (HDPE) and low-density polyethylene (LDPE).

2. Thermoforming Properties:

- PET: PET has good clarity, high strength, and excellent mechanical properties, making it suitable for thermoforming applications that require rigidity and transparency. It can be easily formed into clear and rigid packaging for various consumer goods.

- Polyethylene: Polyethylene, particularly HDPE, has good impact resistance and toughness. It is often used in thermoforming for more flexible and durable applications, such as packaging for industrial products, containers, and various molded parts.

3. Clarity and Transparency:

- PET: PET is known for its excellent clarity and transparency, making it a preferred choice for applications where product visibility is important.

- Polyethylene: Polyethylene, especially HDPE, may not offer the same level of clarity as PET, and it is often used in applications where transparency is not a critical requirement.

4. Recyclability:

- PET: PET is widely recycled and has a well-established recycling infrastructure, making it a popular choice for environmentally friendly packaging solutions.

- Polyethylene: Polyethylene is also recyclable, with recycling programs available for various forms of polyethylene, but its recycling process may differ from PET recycling.

5. Specific Applications:

- PET: Thermoformed PET is commonly used for food and beverage packaging, cosmetic containers, and clear blister packs.

- Polyethylene: Thermoformed polyethylene, especially HDPE, is used for various applications, including industrial containers, automotive components, and general-purpose packaging.

In summary, both PET and polyethylene are thermoplastic materials used for thermoforming, but they have distinct properties that make them suitable for different applications. PET is often chosen for its clarity and rigidity in consumer packaging, while polyethylene, particularly HDPE, offers excellent impact resistance and flexibility, making it ideal for a broader range of industrial and general-purpose applications. The selection between PET and polyethylene for thermoforming depends on the specific requirements and intended use of the final product.

How to find thermoforming plastic sheet suppliers ?

Please feel free to contact Jiangsu Selexible sales team, we will try our best to offer you a best solution.


What is clear thermoplastic sheets uses ?

PET sheets are used for various applications across different industries. Some common uses of PET sheets include:

  1. Packaging: PET sheets are widely used in packaging applications. They are commonly used for creating transparent blister packs, clamshell packaging, trays, and containers for food, beverages, pharmaceuticals, cosmetics, and other consumer goods. PET's clarity allows products to be showcased effectively, and its durability ensures protection during transportation and storage.

  2. Printing and Graphics: PET sheets are used in the printing industry for creating signage, display boards, advertising materials, and promotional items. The transparency and smooth surface of PET sheets make them suitable for high-quality printing, enabling vibrant and visually appealing graphics.

  3. Electronics: PET sheets find applications in the electronics industry for producing components such as flexible circuit boards, membrane switches, touchscreens, and display panels. Their flexibility, chemical resistance, and dielectric properties make them ideal for electronic applications.

  4. Automotive: PET sheets are used in the automotive industry for various purposes, including interior trims, door panels, and protective covers. They provide durability, impact resistance, and resistance to chemicals and UV radiation.

  5. Construction: PET sheets are utilized in the construction industry for applications like transparent roofing sheets, skylights, and architectural glazing. Their transparency, strength, and weather resistance make them suitable for these applications.

  6. Medical: PET sheets are used in the medical industry for manufacturing medical packaging, lab equipment, face shields, and protective barriers. PET's chemical resistance and clarity make it suitable for medical-grade applications.

  7. Art and Crafts: PET sheets are popular among artists and craft enthusiasts for various DIY projects. They can be easily cut, shaped, and molded to create artwork, models, and other creative designs.

Overall, PET sheets have a wide range of applications due to their transparency, strength, durability, chemical resistance, and versatility.

What is the polyester characteristics ? 

• PET sheets can withstand continuous use temperatures of up to 230°F.

• They possess high strength and stiffness.

• PET sheets exhibit excellent wear resistance.

• They are resistant to chlorine and caustic/acidic cleaning agents.

• PET sheets offer improved UV resistance compared to acetal or nylon.

• They have very low moisture absorption.

• PET sheets are easily machined and fabricated.

• They comply with FDA, USDA, and 3-A Dairy standards.

• PET sheets provide a high "value to cost" ratio.

What is thermoplastic sheets for molding properties ? 

The material exhibits exceptional transparency and brightness.

It demonstrates high resistance to chemical substances.

It possesses remarkable impact strength and resistance to breakage.

It is thermoformable and does not require pre-drying.

It has excellent fire resistance and produces minimal non-toxic smoke.

It is recyclable, environmentally friendly, completely combustible, and does not release toxic substances that pollute landfills.

It is an excellent choice for manufacturing Medical Face Shields and PPE Face Shields.

Can I know more application of the thermoforming sheet ? 

Food product forming dies
Timing screws
Scraper blades


Face Shields PPE

Signs and signals

Machinery protection


Bathroom applications

Dispensing and recreational machines

Displays and other publicity elements

Urban furniture (anti-vandal)

Construction elements

What industries is thermo sheet ? 

•Food and dairy processing
•Material handling equipment
•Fluid handling
•Electronic manufacturing

What is the thermoforming films properties ?

Polyester is a synthetic polymer material with several notable properties:

1. Strength: Polyester exhibits excellent tensile strength, making it resistant to stretching and breaking. This strength contributes to its durability and ability to withstand wear and tear.

2. Flexibility: Polyester is a flexible material that can be easily molded and shaped into various forms. This flexibility allows for its use in a wide range of applications.

3. Chemical Resistance: Polyester shows good resistance to many chemicals, including acids, alkalis, and solvents. This property makes it suitable for applications where exposure to chemical substances is a concern.

4. Moisture Resistance: Polyester has low moisture absorption, meaning it is less prone to absorbing water or moisture from the environment. This characteristic contributes to its dimensional stability and resistance to degradation caused by moisture.

5. Heat Resistance: Polyester exhibits good resistance to heat and can withstand moderate temperatures without melting or deforming. It retains its strength and stability under high-temperature conditions.

6. UV Resistance: Polyester shows good resistance to ultraviolet (UV) radiation, making it suitable for outdoor applications. It is less prone to degradation and discoloration when exposed to sunlight.

7. Dyeability: Polyester has excellent dyeing properties, allowing it to be easily colored with a wide range of dyes. This property contributes to its versatility in the textile and fashion industries.

8. Easy Care: Polyester is relatively easy to care for, as it is resistant to wrinkles, shrinking, and stretching. It can often be machine-washed and requires minimal ironing.

These properties make polyester a popular material for various applications, including textiles, packaging, automotive components, electrical insulation, and more.