Clear Heat Sealable Polypropylene Film

Certified Polypropylene Film Suppliers

Norman Knights are one of the leading Polypropylene Film suppliers in the UK. This popular material is formed of two heat-sealable treated layers with an oriented polypropylene (OPP) core. This co-extruded product creates a strong heat seal to secure packaging of any size. It has excellent printability and is suitable for direct food contact.

It is perfect for a wide range of food and drinks merchandise, from morning goods and snacks to frozen foods and confectionery. Our Clear Heat Sealable Polypropylene Film is versatile, strong and reliable. What’s more, it is also available in multiple formats:

  • Printed
  • Hot Needle Perforation
  • Punch Perforated
  • C-fold/J-Fold
  • Sheets
Clear Heat Sealable Polypropylene Film
Wholesale Kraft Box Pouch Suppliers


  • Two sides of heat-sealable layers
  • One side is corona treated to encourage a smooth bond between the inks and the polypropylene for improved printability
  • Exceptional clarity
  • High gloss with stable, stiff form
  • Superior printability
  • Strong, durable seal strength to keep products fresh
  • Great machinability on a wide variety of machines
  • Contains a maximum of 25% recycled production polymer
  • Does not contain any post-consumer recycled material for hygiene reasons
  • FDA & EU regulations compliant

Primary Markets

You can experience full flexibility and make an informed choice based on the requirements of your product. Our polypropylene film complies with FDA and EU food packaging regulations to ensure you continue to offer your customers safe, high-quality products.

  • Baked goods
  • Sandwich wraps
  • Sweet & savoury snacks
  • Fruit & vegetables
  • Confectionary
  • Box overwraps
  • Spices
  • Pet food
  • Film bags
  • Print & lamination


Our Clear Heat Sealable Polypropylene Film is perfect for printing, single ply or laminate applications. It is suitable for both horizontal & vertical form fill and seal, overwrap, lap and fin seal applications. It helps keep food sealed & safe for consumption.

General Handling Information

  • Store in a dry condition below 30° and above 5°
  • Best used within 6 months of manufacture
  • Any printing, folding and perforating must be carried out by a BRC certified company
  • We recommend letting the film acclimatise in the production environment for 24 hours prior to use

Available Gauges:

15, 18, 20, 25, 30, 35, 40, 48

Typical Properties

Properties Test Units 20mu 25mu 30mu 35mu 40mu 48mu
Grammage g/m² 18.20 22.75 27.30 31.85 36.40 43.68
Yield m²/kg 54.95 43.96 36.63 31.40 27.48 22.89
OTR ASTM E96 cc/m²/day 2140 1468 1290 1150 962 741
WVTR ASTM D1434 gr/m²/day 6.5 5.75 5.0 4.5 4 3.5
Heat seal range


Tensile strength ASTM D882 kg/mm² 15 (MD)

28 (CD)

Breaking Elongation ASTM D882 % 170 (MD)

50 (CD)

Coefficient of friction ASTM D1894 film to film 0.25
Surface tension ASTM D1894 dynes/cm 38
Gloss ASTM D2457 % at 45° 85
Haze ASTM D1003 % 2.5

Why choose Norman Knights?

We have more than 40 years of experience in the packaging industry. We are proud to have worked with a variety of clients spanning incredibly diverse enterprises. Our expert team will ensure that you receive high-quality, reliable packaging that will help your product stand out from the competition.

Whether you need standard, plain film front bags or bespoke heat-sealable polypropylene film sheets, we’ve got it. Our consistent, professional printing processes can achieve bright, bold brand colours across any material you choose.

We guarantee fast delivery across the UK & will always keep you updated with our progress. We will stay in touch with you from the initial brief until you have the perfect product in hand.

Get in touch with our friendly and professional team

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