Mylar® Polyester Film | Custom Die-Cutting, Rotary Die Cutting

Mylar® Roll

Polyethylene Terephthalate (PET), well that was a mouth full. It is hard to believe, but that is the scientific name for the resin that makes the famous film by DuPont Tejjin Films, trademarked Mylar®. Mylar® is a Polyester Film that is a very versatile material. Mylar® is used in applications ranging from medical devices to printing applications.

Properties of Mylar® A Polyester Film

Mylar® touts beneficial properties such as high heat resistance (according to Tejjin Films website, Mylar® A exhibits a temperature range of -100°F to 300°F), excellent insulation properties, and excellent strength. In addition, Mylar® has good resistance to common solvents, moisture, oil, and grease. There are many types of Mylar®, including the most popular types, Mylar® A and Mylar® D.

Some Specification Clarification on Mylar® A Film

Mylar® A which meets MIL-I-631,  Class 1 & 2, Form F, Type G.  Customers will ask us to certify to MIL-I-631 Type A. They are confused. Its Mylar® A meets MIL-I-631, Class 1 & 2 Form F, Type G.

Mylar® A also meets the military specification L-P-377 Type 1 General Purpose Film.

It is also important to us that your electrical insulation specification(s) are met.

Other Types of Mylar® Film

At NEDC, we typically do cut the typical Mylar® Polyester Film. However, there are different types of of Polyester Film that should be noted. For example, there is 

-Optically Clear Polyester Film

-Metalized Polyester Film

More Information on Mylar® Film

NEDC keeps Mylar® A on the shelf, specifically thicknesses 5mil, 7.5mil, 10mil, and 14 mil to ensure that our customers can be afforded the best price possible, and the best lead time possible. It is important to us that our customers can have extremely fast turnaround when choosing a trusted supplier such as NEDC. NEDC converts these materials through die-cutting, rotary die cutting, and laser-cutting. If you require a pressure sensitive adhesive for assembly, just ask, and you can have your Mylar® laminated with adhesive(s) with acrylic adhesive options from 3M such as 3M 467MP. Other types of Mylar® include Type EL, and Type MO.