Plastic Shims and Gaskets Ltd offer a variety of polyester (Polymex®, Mylar®, Hostaphan®, Melinex®) films made from polyethylene terephthalate (PET). These are specially designed for electric insulation of machines and electric devices. Their high dielectric break down strength and volume resistivity make these films the perfect insulation material for your application. Polymex®, Mylar®, Hostaphan®, Melinex® are ‘UL recognised.

We hold all grades of polyester films ranging from Mylar® and Melinex® which are from Dupont™ Teijin films, Hostaphan® from Mitsubishi Polyester Film Group and are able to convert film within a few days as our stock holding is the largest in the UK and Europe.

We are able to corona treat the surfaces of all polyester films through our slitting machines which can be used for surface modification, depending on your application.

Key Applications

Coil end insulation
Slot insulation
Motor insulation
Wire and cable insulation

Our Capabilities

Reel widths from 20mm to 1650mm
Reel lengths up to 24,000m
Slit reels up to 800mm outside diameter (depending on weight of material)
Film thicknesses from 12mic to 500mic
Standard core sizes of 76mm and 152mm
Width tolerances of ±0.25mm* on most reels
2 slitting machines fitted with corona units for improved printing surface if required