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AS/NZS 2271:2004
[Current]Plywood and blockboard for exterior use
Specifies the requirements for the manufacture, grading, finishing and branding of an appearance grade of non-structural plywood and non-structural blockboard bonded with adhesives of suitable durability for use in applications where the product is exposed to the weather or wet or damp conditions.
Published: 24/03/2004
Pages: 16
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Application
1.3 Referenced documents
1.4 Definitions
1.5 Grades of plywood and blockboard for exterior use
1.6 Dimensions and shape
1.6.1 Dimensions
1.6.2 Shape
1.7 Moisture content
1.8 Finish
1.9 Joints in sheets
1.10 Immunization and preservative treatment
1.10.1 Immunization of lyctid-susceptible sapwood
1.10.2 Preservative treatment
1.11 Formaldehyde emission classes
1.12 Branding
2 Requirements for veneers and core strips
2.1 General requirements for all face and back veneers
2.2 Quality A veneer
2.2.1 General
2.2.2 Non-permitted imperfections
2.2.3 Permitted imperfections
2.3 Quality S veneer
2.4 Quality B veneer
2.4.1 General
2.4.2 Non-permitted imperfections
2.4.3 Permitted imperfections
2.5 Quality C veneer
2.5.1 General
2.5.2 Non-permitted imperfections
2.5.3 Permitted imperfections
2.6 Quality D veneer
2.6.1 General
2.6.2 Permitted imperfections
2.7 Core veneers
2.8 Core strips
2.8.1 Species for core strips
2.8.2 Size and quality of core strips
2.8.3 Thickness of core strips
2.8.4 Finish of core strips
2.8.5 Moisture content of core strips
2.8.6 Assembly of core strips
3 Manufacturing requirements
3.1 Joints in veneers
3.1.1 End joints
3.1.2 Edge joints
3.2 Joints in plywood and blockboard sheets
3.3 Bonding between plies
3.4 Assembly of plywood
3.4.1 Construction
3.4.2 Lay-up of plies
3.5 Assembly of blockboard
3.5.1 Construction
3.5.2 Thickness of plies in the sheet
3.5.3 Lay-up of plies
Appendix A
Appendix B
Cited references in this standard
[Current]
Methods of test for veneer and plywood, Method 11: Determination of formaldehyde emissions for plywood
[Superseded]
Adhesives for timber and timber products, Part 1: Adhesives for plywood manufacture
[Superseded]
Specification for preservative treatment, Part 1: Sawn and round timber
Content history
[Current]
[Superseded]
DR 03191
AS/NZS 2271:2004 Rec:2016
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