The UKs Leading Converter & Stockist of Packaging, Films & Release Liners

  • Flexible Packaging Films
  • Film Release Liners
  • Paper Release Liners
  • Slitting & Spooling Conversion
  • Folding & Perforation
  • Release Tapes
  • BRCGS Certified
BRCS Packaging Materials Certificated

SJA Film Technologies

SJA have a combination of over 125 years of experience in supplying the following markets. With the ability to silicone coat, spool, slit, re-wind, perforate and fold films and papers in-house, this makes SJA Film Technologies unique within the UK Packaging Industry. Our comprehensive range, including flexible packaging films and paper release liners, coupled with top-tier quality and certifications, ensures unmatched solutions for diverse industry needs, all underscored by a commitment to sustainability.

Silicone Release Liners

Release Films and Papers

Spooled Products

Traverse Wound Bobbins

Packaging Films & Papers

Food Grade Film, Papers and Foils

Trade Services

Providing services for trade/toll work

Not seen the packaging solution you are after?

Please contact our team, we may be able to assist in locating the product that you require.

Film & Paper Stocks

A wide range of films, papers and foils available.

E-Commerce Cover/Bag Release Tapes

Films and papers available in various sizes and formats.


  • Medical
  • Food Industry
  • Manufacturers
  • Industrial
  • Automotive
Products Supplied by SJA Filmtech
SJA supply and manufacture a variety of different products. If you would like a quote and to discuss timescales please give our team a call on 01282 774364.

CPP Films (Cast Polypropylene Films) offer excellent heat seal strength, good thermal stability, good puncture resistance & good clarity. CPP offers excellent yield due to its low density. Some of the typical application areas for the film includes general packaging and bagging applications, magazine wrap, HFFS & VFFS applications, autoclave applications and packaging of bakery products. 

SJA hold vast stocks of Std CPP in a variety of widths and microns. Other grades are available subject to thickness, widths and MOQ’s.

Biaxially Oriented Polypropylene, also known as BOPP film, is a thin, plastic packaging film that has been stretched in both directions. Commonly used in flow wrap application, lamination and great for printing on.

Due to its advantages, this film has become very popular and is a highly regarded film used across the globe. This film can be found in many day-to-day products, especially in the food industries such as a bakery & cake packaging, Confectionary, Stationary & General bagging applications to name but a few.

SJA can supply Co-Ex OPP (two side heat sealable and one side corona treated) in a huge range of widths from stock from 8 micron up to 50 microns.

White, Matt and Metallised versions available subject to MOQ’s.

Available in a range of widths and thicknesses to order. Due to having 30% recycled content this film is not subject to Plastic packaging tax (PPT).

This particular grade of OPP is not approved for use in food applications.

This product is known for its high tensile strength, chemical and dimensional stability, transparency, reflectivity, gas and aroma barrier properties and electrical insulation properties.

Polyester film is used in many types of packaging applications ranging from food, pharmaceutical, industrial and consumer goods. Available in thicknesses from 6 micron to 125 microns.

This heat sealable PET is a coextruded polyester films with one side having a heat sealable surface. The heat sealable surface is designed to seal to itself, Thermoformed APET, CPET, and paper. 

They don’t seal against polyolefin and PS or PP. Weldseal provide a permanent seal and is not peelable. The films exhibit excellent strength and dimensional stability at high temperatures. 

These films are used in a wide range of applications mainly for flow wrap food packaging or lidding on food trays.

High clarity polyester film with one side anti-mist coated and the other side treated for excellent glue adhesion. Predominantly for use as carton windows in presentation and food cartons. Available in 23 & 36 microns, slit to your required widths.

If you would like to find out more information contact a member of our team today. 

Vacuum metallised PET available in 12, 19 & 23 microns subject to MOQ’S.

For use in decorative and high barrier applications.

Polyester film (23micron) which is coated with a peelable heat seal layer specifically designed for sealing to plastic sandwich wedges (rPET & PVC). The coating provides a clean, even seal without any sharding. This film is suitable for manual or automatic machines and is available from stock in 75, 85 and 97mm. This film can be slit to bespoke widths on request.

HDPE is stiff, strong film, higher haze levels, and natural high slip surface. Available in a variety of colours, thicknesses and widths. Contact our team today to find out more information. 

Need Advice? Request a call back today!

If you would like to speak to a dedicated member of the SJA Film Technologies team about the services that we offer in more detail, simply provide us with a few quick details by completing the form below and contact our team today!