Description
These quality archival acid and lignin free double walled corrugated boards are made by Klug Conservation in Germany.
The board possesses very good planarity (flatness), easy processing characteristics, is breathable and ageing-resistant in accordance with the EN ISO 9706 standard.
Suitable for conservation quality backing boards used in picture framing (paintings and graphics) and displays. Also great for archival box making and folders where a strong thick board is required.
Photographic Activity Test (PAT) passed in accordance with ISO 18916:2007
FSC® certification
Available in 2 thicknesses - 4.5mm and 5mm.
Please see individual product tabs for more details and specifics.
BRD66 4.5mm thick
Flute thicknesses 3.0 and 1.5 mm, overall thickness 4.5 mm. Top ply printed light grey
Thickness: 4.5mm
Flute: EB
Colour: Light grey on outside, white in inside
Full Sheet Size: 1100 x 1720mm available in 10 Pack
Half Sheet Size: 1100 x 860mm available in 5 pack
4.5mm Conservation Board Data Sheet
Tolerances:
The following production tolerances are to be taken into consideration:
Quantity tolerance for paper
± 3% however a minimum of ± 5 sheets per sales unit
Quantity tolerance for board, corrugated board
± 3%
Quantity tolerance for enclosures, folders, boxes
± 8%
Weight (grammage) tolerance
± 7%
Thickness (calliper) tolerance
Paper and board up to 300 gsm ± 10%
Board > 300 gsm ± 5%
Corrugated board ± 8%
Dimensional (size) tolerance for paper and board material
Sizes with plus tolerance max. ± 7 mm
Cutting tolerance 4-sided angular cut ± 2 mm
Dimensional (size) tolerance for corrugated board
Cutting tolerance ± 3 mm
Dimensional tolerance for reeled paper
Roll width ± 5 mm, running metres ± 3%
Dimensional (size) tolerance for enclosures, folders, boxes
Plus tolerance up to 5%
Dimensional (size) tolerance for envelope enclosures
Angle tolerance ± 2 mm, size tolerance ± 3 mm
Dimensional (size) tolerance for tubes
Diameter and tube wall thickness ± 0.3 mm,
lengths ± 10 mm
Perpendicularity tolerance in the case of cuttings with 4-sided angular cut
Angle tolerance 0,6% however a minimum of 3 mm
for 1 m length
Planarity tolerance for corrugated board
Planarity (flatness) tolerance ± 15 mm for 1 m length
Stippling (fiber residues and pulp impurities)
up to a diameter of 0.7 mm sporadically possible
pH tolerance
± 0.5 variation on the pH scale (pH 7.0, pH 6.5 and 7.5 are also permitted)
BRD69 5mm thick
Flute thicknesses 3.0 and 1.5 mm, overall thickness 5.0 mm. Top ply made from 365 gsm conservation board, natural white
Thickness: 5mm
Flute: EB+
Colour: Natural white inside and outside.
Full Sheet Size: 1200 x 1800mm
Half Sheet Size: 1200 x 900mm
5mm Conservation Board Data Sheet
Tolerances:
The following production tolerances are to be taken into consideration:
Quantity tolerance for paper
± 3% however a minimum of ± 5 sheets per sales unit
Quantity tolerance for board, corrugated board
± 3%
Quantity tolerance for enclosures, folders, boxes
± 8%
Weight (grammage) tolerance
± 7%
Thickness (calliper) tolerance
Paper and board up to 300 gsm ± 10%
Board > 300 gsm ± 5%
Corrugated board ± 8%
Dimensional (size) tolerance for paper and board material
Sizes with plus tolerance max. ± 7 mm
Cutting tolerance 4-sided angular cut ± 2 mm
Dimensional (size) tolerance for corrugated board
Cutting tolerance ± 3 mm
Dimensional tolerance for reeled paper
Roll width ± 5 mm, running metres ± 3%
Dimensional (size) tolerance for enclosures, folders, boxes
Plus tolerance up to 5%
Dimensional (size) tolerance for envelope enclosures
Angle tolerance ± 2 mm, size tolerance ± 3 mm
Dimensional (size) tolerance for tubes
Diameter and tube wall thickness ± 0.3 mm,
lengths ± 10 mm
Perpendicularity tolerance in the case of cuttings with 4-sided angular cut
Angle tolerance 0,6% however a minimum of 3 mm
for 1 m length
Planarity tolerance for corrugated board
Planarity (flatness) tolerance ± 15 mm for 1 m length
Stippling (fiber residues and pulp impurities)
up to a diameter of 0.7 mm sporadically possible
pH tolerance
± 0.5 variation on the pH scale (pH 7.0, pH 6.5 and 7.5 are also permitted)
Resources
FSC® certification - products are manufactured from 100% FSC®-certified, fresh fibre cellulose. The FSC® (Forest Stewardship Council) has developed standards for sustainable forest management in line with its goal to ensure that our forests are kept alive for generations to come.