Page 124 - Bresciani Paper Conservation

BOXES
BRESCIANI
Materiali ed Attrezzature
per il Restauro e la Conservazione
KS3 Clamshell Box
A tightly closing clamshell box suitable for the storage of books, photographic material and all sorts of loose and unbound objects. Available with or without insertion slits and with an additional base reinforcement. Our most popular archival box and bestseller.
Products from our standard assortment are made from corrugated board, types MW 1.6, MW 1.7, MW 1.8 as well as FW 3.0 and FW 3.1, ageing resistant
and with guaranteed permanency in accordance with ISO 9706.
Upon request the boxes can also be made from other material types, including solid board material.
Base paper
•100 % bleached cellulose
•Without the usage of recycling fibres
•Free of wooden fibres
•Kappa level 1 - 2 = lignin-free
•pH 7.5 - 10.0 = acid-free (in accordance with ISO 6588-1:2005)
•Alkaline buffer > 2 % natural calcium carbonate (GCC)
•Sizing: neutral/synthetic (without alum additive)
•Top surface sizing: Cobb60 in accordance with ISO 535 < 25
•Without optical brightening agents (OBA-free)
•Lightfastness 8 (= excellent) in accordance with the wool scale (ISO 12040:1998)
•No bleeding in accordance with DIN ISO 16245:2012
•High abrasion resistance in accordance with DIN 53109:2008
•Photographic Activity Test (PAT) passed in accordance with ISO 18916:2007
Glue used for the corrugated board
•Native potato starch
•pH > 8.0 •Moisture-proof gumming
DIN EN ISO 9706:2010 Information and documentation - Paper for documents - Requirements for permanence
DIN ISO 16245:2012 Information and documentation - Boxes, file covers and other enclosures, made from cellulosic materials, for storage of paper and parchment documents.
ANSI/ NISO Z.39.48:1992 American National Standard for Permanence of Paper for Publications and Documents in Libraries and Archives
DIN 6738:2007 Highest level of permanency LDK 24-85
BRESCIANI s.r.l. - via Breda 142 - 20126 Milano - tel. 02.27002121 r.a. - fax 02.2576184 www.brescianisrl.it - e-mail: info@brescianisrl.it Pag.26/80