We can manufacture these boxes in any size or colour to suit your specific requirements. Click here for more details.

Double Kraft Brown

Double Kraft Brown
Double Kraft Brown

Product Description


These specialist boards are hard wearing and economical, low acid, kraft lined both sides pH 6.5 - 8. This is a solid high density board. Manufactured to a high standards for use in Archives, Libraries and Museums. This is used in our range of wire stitched boxes and other applications for sturdy construction. The thickness is 1900 micron. If you can not find the size you require, please contact us as we also offer a free cutting service. The board is lined both sides with pure Kraft. When tested in accordance with BS1133: Section 7,Chapter 7.5, the board shall satisfy the following requirements:

These are only available in a minimum order quantity of 20 units. Prices shown for each size are per unit. If you require a smaller or larger quantity or bespoke size, please contact us for a quotation. 

  • Low acid double Kraft linded archival box board
  • Thickness 1900 Micron
  • pH 6.5 - 8
  • Suitable for all archival uses
  • Ideal for wire stitched box making,portfolios, ring-binders and other boxes
Quantity must be 1 or more

Product SKU Internal Dimensions
(W x H) (mm)
Colour Micron Qty 20 (£) Enter Qty Buy
  Low Acid Free Board OS393 813 x 1118 Kraft 1900 Micron 2.15
  Low Acid Free Board OS394 686 x 1118 Kraft 1900 Micron 1.80
  Low Acid Free Board OS395 737 x 813 Kraft 1900 Micron 1.40
  Low Acid Free Board OS396 610 x 965 Kraft 1900 Micron 1.35
  Low Acid Free Board OS397 623 x 712 Kraft 1900 Micron 1.10

H: Height; W: Width; L: Length

OS393
  Low Acid Free Board

Internal Dimensions (W x H) (mm): 813 x 1118
Colour: Kraft
Micron: 1900 Micron
Qty 20 (£): 2.15



OS394
  Low Acid Free Board

Internal Dimensions (W x H) (mm): 686 x 1118
Colour: Kraft
Micron: 1900 Micron
Qty 20 (£): 1.80



OS395
  Low Acid Free Board

Internal Dimensions (W x H) (mm): 737 x 813
Colour: Kraft
Micron: 1900 Micron
Qty 20 (£): 1.40



OS396
  Low Acid Free Board

Internal Dimensions (W x H) (mm): 610 x 965
Colour: Kraft
Micron: 1900 Micron
Qty 20 (£): 1.35



OS397
  Low Acid Free Board

Internal Dimensions (W x H) (mm): 623 x 712
Colour: Kraft
Micron: 1900 Micron
Qty 20 (£): 1.10



Specifications
In all cases, this is a laminated board, colour one side and white one side. The colours are Buff, Blue- Grey and Sand. Our museum and archival boards are of a very high purity and conform to the relevant archival standards. The board is laminated to our specification with EVA adhesive, is buffered with calcium carbonate. Complies with Photographic Activity Test PAT (per ISO18916).

Low Acid Free Board


These specialist boards are hard wearing and economical, low acid, kraft lined both sides pH 6.5 - 8. This is a solid high density board. Manufactured to a high standards for use in Archives, Libraries and Museums. This is used in our range of wire stitched boxes and other applications for sturdy c

  • Minimum thickness (including liners) shall be 1900 micrometers
  • The minimum grammage shall be 1400 gsm, plus or minus 5%
  • Minimum bursting strength shall be 2000 kPa.
  • The aqueous extract of the board when prepared and tested in accordance wit

Please contact us on 01908 375524 or email sales@ryderbox.co.uk prior to returning any goods, we cannot accept returns without prior authorisation.

Any goods returned due to no fault of G Ryder & Co Ltd are liable to a 25% handling charge. No returned goods can be refunded unless in perfect condition. The purchaser is responsible for the cost of returning the goods. Your statutory consumer rights are not affected. You have 30 calendar days to return an item from the date of delivery. Your item needs to have the receipt or proof of purchase.

Bespoke or made to measure items are non-returnable and non-refundable. This is in line with 'The Consumer Protection (Distance Selling) Regulations 2000; Clause 13 Exceptions to the right to cancel - (c) for the supply of goods made to the consumer’s specifications or clearly personalised or which by reason of their nature cannot be returned or are liable to deteriorate or expire rapidly.