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Portfolio Folder artists' style and handmade, without cloth covering. Secured with black coton ties and interior with three 230 gr/m2 grey Heritage Archival pHotokraft™ paper flaps. Made of 1300 micron Premier™ boxboard. Black Buckram spine, with a capacity up to 25 mm thickness.
- High alpacellulose fibres content
- pH 7.5 - 9.5
- Buffered (average 3%) calcium carbonate (ISO 9706)
- EVACON R lamination adhesive (plasticiser free)
- Internally sized with Alkyl Ketene Dimer (AKD)
- Lignin-free (ASTMD 1030)
- O.B.A.'s free (optical brightening agents)
- Reducible Sulphur less than 0.8 parts per million (0,0008%) (TAPPI T406)
- P.A.T. Photographic Activity Test (ISO 18916)
- Lightfast - min 5 Blue Wool Scale test (BS1006:97 & TAPPI T475)
Interior colour: White
Exterior colour: Grey
Thickness: 1,3 mm
Formats: A0 | A1 | Imperial | Royal | A2 | A3 | A4