Category Archive: Polymer Film Converting

Plastics Die Cutting: Maximizing Precision and Versatility

In today’s world, where plastic products are ubiquitous, the manufacturing industry relies heavily on advanced techniques to shape and mold plastics. One such method that has revolutionized the industry is plastics die cutting. In this blog post, we will explore plastics die cutting, uncovering its principles, applications, and benefits.

Understanding Plastics Die Cutting:

Plastics die cutting is a manufacturing process that involves using specialized tools called dies to precisely cut, shape, or score plastic materials. These dies are typically made of hardened steel, and their design determines the final shape of the plastic product. By applying pressure through a press or stamping equipment, the die cuts through the plastic material, creating intricate and accurate shapes.

However, through machinery advancements “die cutting” fabrication can be produced with alternative equipment that eliminates die tooling. For example, a knife cutting machine utilizes a series of pneumatic powered knives and punches that can cut and replicate the shape or pattern illustrated in design software like AutoCAD® developed by Autodesk. Another type of machinery is a laser cutter which also utilizes a CAD drawing, this technique is very fast and accurate however it has material limitations due to the temperatures of the laser some plastics may catch fire, emit fumes, or discolor.

 Applications of Plastics Die Cutting:

polyimide plastic die cutting- cs hydePlastics die cutting finds wide-ranging applications in various industries. It is commonly used in packaging, automotive, electronics, medical devices, and even fashion. From creating custom plastic components for electronic devices to producing blister packs for pharmaceuticals, die cutting enables manufacturers to achieve precise and consistent results.
Die cutting provides all types of industries customizable design ability to transform standard roll or sheet plastics into simple or intricate parts like diaphragms, seals, gaskets, liners, or barrier/separator materials.

Advantages of Plastics Die Cutting:

Plastics die cutting offers several advantages that make it a preferred method for many manufacturers:

a) Precision: Die cutting ensures high levels of accuracy and consistency in the final product. With well-designed dies and precise machinery, manufacturers can achieve tight tolerances, resulting in components that fit perfectly.

b) Versatility: The versatility of plastics die cutting allows manufacturers to work with a wide range of plastic materials, including rigid and flexible types. Whether it’s thin films, sheets, foams, or thicker materials, die cutting can handle them all.

c) Efficiency: Die cutting is a highly efficient process, capable of producing large quantities of components in a short amount of time. This efficiency translates into cost savings and increased productivity for manufacturers.

d) Customization: Plastics die cutting provides flexibility in design and customization. Manufacturers can create complex shapes, intricate patterns, and perforations tailored to specific product requirements.

Factors Influencing Die Cutting Success:

To achieve optimal results in plastics die cutting, several factors need careful consideration:

a) Material Selection: Different plastics have varying properties, such as hardness, flexibility, or thickness. Choosing the appropriate material for die cutting ensures compatibility with the machine and die to create a part that meets end use requirements like tight tolerances for compact installation.

b) Die Design: The design of the die is critical in achieving accurate and consistent cuts. Factors such as die clearance, blade angles, and cutting speed must be considered during the design phase.

c) Machinery and Setup: Proper machinery selection and setup play a crucial role in successful die cutting. Equipment must provide adequate pressure and precise control, and proper alignment of dies is essential. Special calibrations like cut sequence, depth, knife/punch selection, or laser temperature are also crucial for accurate die cut results.

Plastics die cutting has revolutionized the manufacturing industry, enabling the creation of intricate plastic components with precision and efficiency. Its versatility and ability to handle various plastic materials make it an indispensable process in multiple industries. As technology continues to advance, we can expect further refinements and innovations in plastics die cutting, opening new possibilities for manufacturing and product design.

CS Hyde Company specializes in die cutting high performance plastic films. We are also a supplier of high-performance engineering polymer plastics, types of materials we die cut include Mylar® PET,Kapton® Polyimide, ULTEM®, PEEK, Skived PTFE, Cast PTFE, UHMW, and a variety of other plastic films.

Custom Die Cutting Services: Plastic Films, Adhesive Tapes, Fabrics, or Silicone Rubber Products

Polymer Film Guide- Amorphous vs. Semi-Crystalline Films

Researching polymer films can be a difficult task, especially since there is many different grades, resins, and combinations available. However, breaking down polymer films by molecular structure: amorphous or semi-crystalline can help narrow down the selection to films that will meet property requirements, difficulty of fabrication, and their relative cost. 

The difference between amorphous & semi-crystalline film

Semi-crystalline films have a highly ordered molecular structure with sharp melt points. While amorphous polymers soften gradually when the temperature rises, semi-crystalline plastics do not. Instead, they remain solid until a certain quantity of heat is absorbed. The materials then quickly change into a low viscosity liquid. However,  the sharp melting point of semi-crystalline polymers makes them difficult to thermoform, but ideal for applications that require a high strength, low friction plastic. 


  • Softens over a broad range of temperatures
  • Easy to thermoform
  • Tend to be translucent or transparent
  •  Bond well using adhesives & solvents
  • Prone to stress cracking
  • Poor Fatigue Resistance


  • Sharp Melting Point 
  • Difficult to thermoform
  • Difficult to bond using adhesives & solvents 
  • Good resistance to stress cracking 
  • Good Fatigue Resistance  


  • Best physical properties above 500ºF
  • Best temperature resistance
  • Good chemical resistance

Types of amorphous polymer films


  • ABS 
  • Acrylic 
  • PVC 
  • Polystyrene 


High Performance

Types of semi-crystalline polymer films



High Performance

Types of imidized polymer films

Amorphous polymers that have exceptional mechanical, thermal and chemical resistant properties

  • Polyamide-imide (PAI)
  • Polybenzimidazole (PBI) 
  • Polyimide (PI) 
Thick Polyimide Film- CS Hyde Company
CS Hyde-Thick Polyimide Film

CS Hyde Company stocks and converts a variety of high performance and engineering films. We also laminate PSA adhesive to hard to bond semi-crystalline films, ideal for peel and stick bonding applications. To learn more about each of the films view our high performance film catalog, or contact us for additional information.