JIS-R-6219-2003-ENG.pdf
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1、J IS JAPANESE I NDUSTRIAL STANDARD Translated and Published by Japanese Standards Association Magnesia grind i n g wheels ICs 25.100.70 Reference number : JIS R 6219 : 2003 (E) PROTECTED BY COPYRIGHT 7s Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Emplo
2、yees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 02:39:47 MDTNo reproduction or networking permitted without license from IHS -,-,- R 6219 : 2003 Foreword This translation has been made based on the original Japanese Industrial Standard revised by the Minister of Economy, Trade and Indu
3、stry through deliberations at the Japanese Industrial Standards Committee, as the result of proposal for revision of Japanese Industrial Standard submitted by Japan Grinding Wheel Association (GISYJapanese Standards Association (JSA) with the draft being attached, based on the provision of Article 1
4、2 Clause 1 of the Industrial Standardization Law applicable to the case of revision by the provision of Article 14. Consequently JIS R 6219 : 1999 is replaced with this Standard. In this revision, “shapes and dimensions of grinding wheel“ specified in Attached Figure is transferred to JIS R 6211-1 B
5、onded abrasive products- Dimensions-Part 1 : Grinding wheels for external cylindrical grinding between centres, JIS R 621 1-4 Bonded abrasive products-Dimensions- Part 4 : Grinding wheels for surface grindinglperipheral grinding and JIS R 621 1-5 Bonded abrasive products-Dimensions-Part 5 : Grinding
6、 wheels for surface grindinglface grinding and eliminated from this Standard. Attention is drawn to the possibility that some parts of this Standard may conflict with a patent right, application for a patent after opening to the public, utility model right or application for registration of utility
7、model after opening to the public which have technical properties. The relevant Minister and the Japanese Industrial Standards Committee are not responsible for identifying the patent right, application for a patent after opening to the public, utility model right or application for registration of
8、utility model after opening to the public which have the said technical properties. Date of Establishment: 1978-12-01 Date of Revision: 2003-03-20 Date of Public Notice in Official Gazette: 2003-03-20 Investigated by: Japanese Industrial Standards Committee Standards Board Technical Committee on Cer
9、amics JIS R 6219 : 2003, First English edition published in 2004-02 Translated and published by: Japanese Standards Association 4-1-24, Akasaka, Minato-ku, Tokyo, 107-8440 JAPAN In the event of any doubts arising as to the contents, the original JIS is to be the final authority. O JSA 2004 Ail right
10、s reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. Printed in Japan PROTECTED BY COPMZIGHT Copyright Japanese
11、Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 02:39:47 MDTNo reproduction or networking permitted without license from IHS -,-,- R 6219 : 2003 1 2 3 4 4.1 4.2 4.3 4.4 5 6 6.1 6.2 7 Contents Page Scope Norma
12、tive references Classification Quality . Appearance . Structure . Balancing Safety . Shapes, dimensions and tolerance . Material . Artificial abrasives Bonding materials . Marking . 1 1 1 3 3 3 3 3 4 5 5 6 6 (i PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under lic
13、ense with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 02:39:47 MDTNo reproduction or networking permitted without license from IHS -,-,- JAPANESE INDUSTRIAL STANDARD JIS R 6219 : 2003 Magnesia grinding wheels 1 Scope This Japanese Industrial Standard specifies
14、the magnesia grinding wheels which use alumina abrasive grains or silicon carbide abrasive grains specified in JIS R 6111. 2 Normative references The following Standards contain provisions which, through reference in this Standard, constitute provisions of this Standard. The most recent editions of
15、the standards (including amendments) shall be applied. JIS R 6001 Bonded abrasive grain sizes JIS R 6111 Artificial abrasives JIS R 6211-1 Bonded abrasive products-Dimerisions-Part 1 : Grinding wheels for external cylindrical grinding between centres JIS R 6211-4 Bonded abrasive products-Dimensions-
16、Part 4 : Grinding wheels for surface grindinglperipheral grinding JIS R 621 1-5 Bonded abrasive products-Dimensions-Part 5 : Grinding wheels for surface grinding1 face grinding JIS R 6240 Testing methods of grinding wheels JIS R 6241 Maximum operating speed of grinding wheels JIS R 6242 Bonded abras
17、ive products-General-Designation, marking, range of outside diameters and tolerances Bonded abrasive products-Static balancing of grinding wheels- Tes ti ng JIS R 6243 3 Classification Grinding wheels shall be classified as shown in Tables 1 to 6, through the material and grain size of applied abras
18、ive grains, and the grade and structure of grinding wheels. Table 1 Classification by the material of abrasive grains Classification by the material of abrasive grains A, WA, PA, HA, Z C, GC (alumina abrasive grains) (silicon carbide abrasive grains) Remarks : Mixture of two kinds of abrasive grains
19、 can be applied, and in this case the com- bined classification symbol of abrasive grains is used. This type is called mixed abrasive grains. Example of mixed abrasive grains: A/WA, C/GC, A/C, NZ PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALi
20、censee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 02:39:47 MDTNo reproduction or networking permitted without license from IHS -,-,- 2 R 6219 : 2003 Classification Macrogrits Classification by the grain size of abrasives F4, F5, F6, F7, F8, F10, F12, F14, F16, F20, F22, F
21、24, F30, F36, F40, F46, F54, F60, F70, F80, F90, F100, F120, F150, F180, F220 Table 3 Classification by the grain size of abrasives (fine powder for general purpose grinding) Classification Fine powder Classification by the grain size of abrasives F230, F240, F280, F320, F360, F400, F500, F600, F800
22、, F1000, F1200 3 The fine powder for general purpose grinding specified in JIS R 6001 shall be used. Fine powder Table 4 Classification by the grain size of abrasives (fine powder for precision grinding) 240,280,320, 360,400, 500,600, 700,800,1000, 1200, 1500,2000,2500, 3000,4000,6000, 8000 I I Clas
23、sification 1 Classification by the grain size of abrasives (gauge) Remarks 1 Gauge 240 is the coarsest and gauge 8000 is the finest. 2 When mixture of two or more kinds of abrasive grains is applied, the main grain size shall be used for expression. This type is called mixed grain size. 3 The fine p
24、owder for precision grinding specified in JIS R 6001 shall be used. PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 02:39:47 MDTNo reproduction or networking permitte
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