ISO 3869 pdf download.Composition cork — Expansion joint fillers — Specifications, packaging and marking
1 Scope
This International Standard specifies the characteristics of composition cork intended to be used as expansion joint filler between concrete or other construction products.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this International Standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of ISO and IEC maintain registers of currently valid International Standards. ISO 633, Cork — Vocabulary ISO 3867, Composition cork — Expansion joint fillers — Test methods
3 Terms and definitions
For the purposes of this International Standard, the terms and definitions given in ISO 633 apply.
4 Characteristics
4.1 Types For the purposes of this International Standard, composition cork can be designated as being of one of the following two types: Type II 1 ) — composition cork; Type III 1 ) — self-expanding agglomerated cork. 4.2 Materials Composition cork intended to be used as expansion joint filler shall consist of sheets or preformed strips formed from composition cork produced with clean granulated cork bonded with non-soluble synthetic resin. Sheets or preformed strips of composition cork for expansion joint fillers shall be of such a nature that they do not deform or break during ordinary handling when exposed to atmospheric conditions.4.4 Recovery Composition cork shall be tested in accordance with ISO 3867. The recovery shall not be less than of the thickness before the test. 4.5 Compression Composition cork shall be tested in accordance with ISO 3867. The compression shall be between and . 4.6 Extrusion Composition cork shall be tested in accordance with ISO 3867. The extrusion shall not be greater than . 4.7 Expansion in water Self-expanded cork shall be tested in accordance with ISO 3867. The increase in thickness shall not be less than of the thickness before the test. 4.8 Apparent density Composition cork shall be tested in accordance with ISO 3867. The manufacturer shall declare the apparent density.
5 Packaging
Composition cork intended to be used as expansion joint filler shall be stored and transported on pallets or other suitable flat surfaces to prevent breakage and permanent deformation due to weather conditions. Self-expanding agglomerated cork shall be wrapped in waterproof paper and sealed, to prevent the entrance of moisture, and packaged in convenient sizes for handling on site.