BS ISO 9727-2-2007 Cylindrical cork stoppers - Physical tests - Determination of mass and apparent density for agglomerated cork stoppers《圆柱形软木塞 物理试验 成团软木塞质量和表观密度的测定》.pdf
《BS ISO 9727-2-2007 Cylindrical cork stoppers - Physical tests - Determination of mass and apparent density for agglomerated cork stoppers《圆柱形软木塞 物理试验 成团软木塞质量和表观密度的测定》.pdf》由会员分享,可在线阅读,更多相关《BS ISO 9727-2-2007 Cylindrical cork stoppers - Physical tests - Determination of mass and apparent density for agglomerated cork stoppers《圆柱形软木塞 物理试验 成团软木塞质量和表观密度的测定》.pdf(10页珍藏版)》请在麦多课文档分享上搜索。
1、BRITISH STANDARD BS ISO 9727-2:2007 Cylindrical cork stoppers Physical tests Part 2: Determination of mass and apparent density for agglomerated cork stoppers ICS 55.100; 79.100 BS ISO 9727-2:2007 This British Standard was published under the authority of the Standards Policy and Strategy Committee
2、on 29 June 2007 BSI 2007 ISBN 978 0 580 52945 0 National foreword This British Standard was published by BSI. It is the UK implementation of ISO 9727-2:2007. The UK participation in its preparation was entrusted to Technical Committee PRI/81, Cork. A list of organizations represented on this committ
3、ee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. Amendments issued since public
4、ation Amd. No. Date Comments Reference number ISO 9727-2:2007(E)INTERNATIONAL STANDARD ISO 9727-2 First edition 2007-05-15 Cylindrical cork stoppers Physical tests Part 2: Determination of mass and apparent density for agglomerated cork stoppers Bouchons cylindriques en lige Essais physiques Partie
5、2: Dtermination de la masse et de la masse volumique apparente des bouchons de lige agglomrs BS ISO 9727-2:2007ii iii Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Stan
6、dards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also t
7、ake part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main task of technical committees
8、is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibil
9、ity that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. ISO 9727-2 was prepared by Technical Committee ISO/TC 87, Cork. This first edition of ISO 9727-2, together with the other parts of ISO
10、9727:2007, cancels and replaces ISO 9727:1991, which has been technically revised. ISO 9727 consists of the following parts, under the general title Cylindrical cork stoppers Physical tests: Part 1: Determination of dimensions Part 2: Determination of mass and apparent density for agglomerated cork
11、stoppers Part 3: Determination of humidity content Part 4: Determination of dimensional recovery after compression Part 5: Determination of extraction force Part 6: Determination of liquid tightness Part 7: Determination of dust content BS ISO 9727-2:2007 blank1 Cylindrical cork stoppers Physical te
12、sts Part 2 Determination of mass and apparent density for agglomerated cork stoppers 1 Scope This part of ISO 9727 specifies a test method for measuring the mass of cylindrical cork stoppers ready for use or semi-worked, totally or partially made of agglomerated cork, and calculating the apparent de
13、nsity of cylindrical cork stoppers ready for use or semi-worked, totally made of agglomerated cork. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the late
14、st edition of the referenced document (including any amendments) applies. ISO 633, Cork Vocabulary 3 Terms and definitions For the purposes of this document, the terms and definitions given in ISO 633 and the following apply. 3.1 apparent density of a cylindrical cork stopper quotient between the me
15、asured mass of the stopper and its calculated volume 4 Apparatus 4.1 Balance, with a resolution inferior or equal to 0,01 g. 5 Test conditions 5.1 Environment The test shall be carried out in an environment with the following characteristics: temperature 21 C 4 C; relative humidity of air 60 % 20 %.
16、 BS ISO 9727-2:20072 5.2 Cork stopper 5.2.1 Temperature At the beginning of the test, confirm that the stoppers of the test sample are at a temperature of 21 C 4 C. 5.2.2 Humidity At the beginning of the test, confirm that the stoppers of the test sample are at a humidity of 6 % 2 %. When the humidi
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