norflex® Polystyrene

Envelope window film

Matte & highly transparent

Matte (anti-glare) film for windows and viewing panels in envelopes, photo sleeves, and bread bags.

Crystal-clear (highly transparent) film for folding cartons.

Printing film

Carrier film for transfer letters and symbols.

Specialty film for the production of decorative designs for injection-molded parts.

Can be processed using gravure, offset, letterpress, flexographic, and screen printing.

Our film

Norflex© film is a biaxially oriented polystyrene film produced in a two-step process, without any added fillers or plasticizers.

Physiologically harmless

Due to its special properties, norflex® film is physiologically safe.

The film can be applied to paper, wood, metals, and even to a second layer of norflex® film using suitable adhesives.

Technical specifications

  • Thicknesses: 26 µm, 29 µm, up to 100 µm on request

  • Formats: up to 1200 × 1000 mm

  • Features: printable, thermoformable, antistatic properties adjustable

  • Machine-readable – tested and approved by Deutsche Post

  • Suitable for: paper, wood, metals, plastics

Applications

  • Windows in envelopes

  • Folding cartons & viewing strips

  • Labels for packaging

  • Flower sleeves & cup packaging

  • Transfer films & decorative carriers

Thickness tolerance

± 10% based on roll weight

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Flexible

The film is delivered wound with optimal tension, free of wrinkles, and with straight edges on suitable cores.

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Configuration

The film can be printed using standard methods, and it can be folded, bent, thermoformed, and pressure-molded. Depending on the intended application, the film is available in crystal-clear, matte, and antistatic versions.

Quality

norflex®

For over 75 years, Norddeutsche Seekabelwerke (NSW) have been working with biaxially oriented polystyrene film and are considered one of the world’s first manufacturers of this type of film.

The in-house developed extrusion technology has significantly contributed to the improvement of the mechanical properties of polystyrene.

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This enabled its use as cable insulation and capacitor film (under the brand name STYROFLEX®), and later as technical packaging film (under the brand name norflex®).

norflex® polystyrene film is also used for surface finishing of polystyrene sheets (as lamination film), as floral film for packaging cut flowers and potted plants, and as forming film for the production of thermoformed, dimensionally stable cups, trays, and blisters.

Film options

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Crystal-clear

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Matte

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Antistatic

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White

Our films are tested for consistent quality.
With crystal-clear appearance, reliable processability, and high material purity, they meet industrial standards.

👉 Get your sample today or arrange a personal consultation.

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Ergo.fol Norflex® (Betriebsstätte Nordenham)
Kabelstraße 9-11
26954 Nordenham/Germany
contact@norflex.de
Tel + 49 (0) 47 31- 26 99- 0 · Fax -28

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