1、BRITISH STANDARDBS EN ISO 10081-2:2005Incorporating corrigenda February 2008 and October 2008Classification of dense shaped refractory products Part 2: Basic products containing less than 7 % residual carbon ICS 81.080g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g5
2、4g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 02/03/2009 06:16, Uncontrolled Copy, (c) BSIBS EN ISO 10081-2:2005This British Standard was published under the authority of th
3、e Standards Policy and Strategy Committee on 12 December 2003 BSI 2008ISBN 978 0 580 63463 5National forewordThis British Standard is the UK implementation of EN ISO 10081-2:2005. It is identical with ISO 10081-2:2003, incorporating corrigendum February 2008. It supersedes BS ISO 10081-2:2003 and BS
4、 EN 12475-2:1998 (dual numbered as BS 7225-1.3:1998) which are withdrawn.The UK participation in its preparation was entrusted to Technical Committee RPI/1, Refractories.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purpor
5、t 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/corrigenda issued since publicationAmd. No. Date Comments15914 March 2006 This corrigendum renumbers
6、 BS ISO 10081-2:2003 as BS EN ISO 10081-2:200530 June 2008 Implementation of ISO corrigendum February 2008, replacement of Table 230 November 2008 Correction to supersession detailsLicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 02/03/2009 06:16, Uncontrolled Copy, (c) BSIEUROPEAN STANDARD NO
7、RME EUROPENNE EUROPISCHE NORMEN ISO 10081-2 March 2005 ICS 81.080 Supersedes EN 12475-2:1998 English version Classification of dense shaped refractory products Part 2: Basic products containing less than 7 % residual carbon (ISO 10081-2:2003)Classification des produits rfractaires faonns denses Part
8、ie 2: Produits basiques contenant moins de 7 % de carbone rsiduel (ISO 10081-2:2003) Klassifizierung dichter geformter feuerfester Erzeugnisse Teil 2: Basische Erzeugnisse mit einem Massenanteil an Restkohlenstoff kleiner 7 % (ISO 10081-2:2003) This European Standard was approved by CEN on 7 Februar
9、y 2005. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtain
10、ed on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secret
11、ariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Port
12、ugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2005 CEN All rights of exploitation in any form and by any means reserv
13、ed worldwide for CEN national Members. Ref. No. EN ISO 10081-2:2005: ELicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 02/03/2009 06:16, Uncontrolled Copy, (c) BSIForeword The text of ISO 10081-2:2003 has been prepared by Technical Committee ISO/TC 33,Refractories, of the International Organiz
14、ation for Standardization (ISO) and has been taken over as EN ISO 10081-2:2005 by Technical Committee CEN/TC 187, Refractory products and materials, the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical
15、 text or by endorsement, at the latest by September 2005, and conflicting national standards shall be withdrawn at the latest by September 2005. This document supersedes EN 12475-2:1998. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countrie
16、s are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland
17、 and United Kingdom. Endorsement noticeThe text of ISO 10081-2:2003 has been approved by CEN as EN ISO 10081-2:2005 without any modifications. BS EN ISO 10081-2:2005Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 02/03/2009 06:16, Uncontrolled Copy, (c) BSI1Classification of dense shaped refr
18、actory products Part 2:Basic products containing less than 7 % residual carbon1ScopeThis part of ISO 10081 specifies the classification and designation of dense shaped basic refractory productswith or without antioxidant additives. Products containing or more residual carbon after coking are exclude
19、dfrom this classification. The classification is applicable to dense shaped products with or without metal platesand reinforcement.NOTE 1 ISO 10081-3 covers the classification of dense shaped basic products containing from to residualcarbon.NOTE 2 All bricks can be encased in metal plate and all unf
20、ired bricks can be reinforced by means of an internal metalplate, and/or mixed metal fibre.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For datedreferences, only the edition cited applies. For undated references, the latest edition
21、of the referenced document(including any amendments) applies.ISO 10058, Magnesites and dolomites Chemical analysisISO 12677, Chemical analysis of refractory products by XRF Fused cast bead method3 Classification3.1 Basis of classificationDense shaped basic products containing less than residual carb
22、on shall be classified according to thefollowing criteria:a) the type of product;b) the group determined principally by its magnesia content as well as the presence of antioxidant additives;c) the state of the raw materials;d) the nature of the bond;e) any post-treatment.3.2 Type of productThe types
23、 of dense shaped refractory products of the basic series included in this classification area) magnesia (M),b) magnesia lime (ML),7%7 % 50 %7%BS EN ISO 10081-2:2005Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 02/03/2009 06:16, Uncontrolled Copy, (c) BSI2c) magnesia doloma (MD),d) doloma (D
24、),e) magnesia spinel (MSp),f) forsterite (F),g) magnesia chromite (MCr),h) chromite (Cr),i) lime (L),j) magnesia zirconia silica (MZ, MZS) L: lime and/or synthetic MgO-CaO co-clinker, and D: sintered natural dolomite.These product types shall be classified in accordance with Tables 1 and 2, by their
25、 chemical analysis carried outon the calcined products in accordance with ISO 10058 or ISO 12677.3.3 Classification groupsThe product types shall be classified into groups according to Tables 1 and 2. The primary criteria for the groupclassification shall be the magnesia content of the product type.
26、For some products (ML, MD, D, L, Cr, MZ, MZS), limits on other essential oxide constituents are imposed on thevarious groups.The presence of antioxidant additives shall be indicated by adding “A” to the group designation.Table 1 Classification of magnesia and magnesia-calcia seriesProduct type Group
27、Contents (mass fraction)MgO CaOMagnesia M 98Magnesia M 95Magnesia M 90Magnesia M 85Magnesia M 80Magnesia lime ML 80Magnesia lime ML 70Magnesia lime ML 60Magnesia lime ML 50Magnesia lime ML 40Magnesia doloma MD 80Magnesia doloma MD 70Magnesia doloma MD 60Magnesia doloma MD 50Magnesia doloma MD 40Dolo
28、ma D 40Lime L 70%MgO greaterorequalslant 9895 lessorequalslant MgO 9890 lessorequalslant MgO 9585 lessorequalslant MgO 9080 lessorequalslant MgO 8580 lessorequalslant MgO 90 CaO greaterorequalslant 1070 lessorequalslant MgO 80 CaO greaterorequalslant 2060 lessorequalslant MgO 70 CaO greaterorequalsl
29、ant 3050 lessorequalslant MgO 60 CaO greaterorequalslant 4040 lessorequalslant MgO 50 CaO greaterorequalslant 5080 lessorequalslant MgO 90 CaO greaterorequalslant 1070 lessorequalslant MgO 80 CaO greaterorequalslant 2060 lessorequalslant MgO 70 CaO greaterorequalslant 3050 lessorequalslant MgO 60 Ca
30、O greaterorequalslant 4040 lessorequalslant MgO 50 CaO greaterorequalslant 50MgO 40 CaO greaterorequalslant 50MgO 30 CaO greaterorequalslant 70BS EN ISO 10081-2:2005Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 02/03/2009 06:16, Uncontrolled Copy, (c) BSI33.4 State of raw materialsThe raw m
31、aterials shall be classified by using one or more of the four designations, as follows:a) naturally occuring, (raw or sintered);b) synthetic sintered;c) co-clinker (magnesia chromite, magnesia lime);d) fused.3.5 Nature of the bondThe bonding system shall be classified by using one of the four design
32、ations, as follows:a) ceramic bond: formed by sintering during firing;b) organic chemical bond: formed at ambient temperature or higher temperatures;c) inorganic chemical bond: formed by chemical reaction;d) fusion cast: formed by total fusion of the product.BS EN ISO 10081-2:2005Table 2 Classificat
33、ion of other basic products containing magnesia Contents % (mass fraction) Product type Group MgO Cr2O3ZrO2SiO2Magnesia spinel MSP 80 MgO W 80 Magnesia spinel MSP 70 70 u MgO 80 Magnesia spinel MSP 60 60 u MgO 70 Magnesia spinel MSP 50 50 u MgO 60 Magnesia spinel MSP 40 40 u MgO 50 Magnesia spinel M
34、SP 30 30 u MgO 40 Magnesia spinel MSP 20 20 u MgO 30 Forsterite F 50 MgO W 50 Forsterite F 40 40 u MgO 50 Magnesia chromite MCr 80 MgO u 80 Magnesia chromite MCr 70 70 u MgO 80 Magnesia chromite MCr 60 60 u MgO 70 Magnesia chromite MCr 50 50 u MgO 60 Magnesia chromite MCr 40 40 u MgO 50 Magnesia chr
35、omite MCr 30 30 u MgO 40 Chromite Cr 30 MgO 30 Cr2O3W 30 Magnesia zirconia MZ 90 MgO W 90 ZrO2 10 Magnesia zirconia MZ 70 70 u MgO 90 ZrO2W 10 Magnesia zirconia silica MZS 70 70 u MgO 90 5 u ZrO2 15 5 u SiO2Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 02/03/2009 06:16, Uncontrolled Copy, (
36、c) BSI43.6 Post-treatmentAny post-treatment shall be classified by using one or both of the two designations:a) tempering (at a temperature up to );b) impregnation.NOTE There may be no post-treatment.4 DesignationThe designation of dense shaped refractory products of the basic series ( residual carb
37、on) shallcomprise the listing of the five criteria of classification given in Clause 3: type, group, state of raw materials,nature of bond, post treatment.EXAMPLES Some examples of designations are as folows: magnesia chromite product of the group MCr 60, based on synthetic sintered magnesia and nat
38、urally occuringchromite, with a ceramic bond; doloma product of the group D 45, based on naturally occuring sintered doloma, with a ceramic bond; magnesia product of the group M 95, based on synthetic sintered magnesia, with an organic chemical bond, temperedand impregnated.800C 7%BS EN ISO 10081-2:
39、2005Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 02/03/2009 06:16, Uncontrolled Copy, (c) BSIblankLicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 02/03/2009 06:16, Uncontrolled Copy, (c) BSIBS EN ISO 10081-2:2005BSI Group Headquarters389 Chiswick High Road,London W4 4AL, UKTel +44 (
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