Standard No.:	JC/T 848.1-2010
English Name:	Alumina grinding ball
Chinese Name:	耐磨氧化铝球
Chinese Classification:	Q32    Special ceramics
Professional Classification:	JC    Professional Standard - Building Material
ICS Classification:	81.060.30 81.060.30    Advanced ceramics 81.060.30
Issued by:	MIIT
Issued on:	2010-11-22
Implemented on:	2011-3-1
Status:	valid
Superseding:	JC/T 848.1-1999 Alumina grinding ball
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	224.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the terms and definitions, classification, specification, requirements, test methods, inspection rules as well as marking, packaging, transportation and storage of alumina grinding ball products. This standard is applicable to alumina grinding ball with alumina content no less than 70%. 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 latest edition of the referenced document (including any amendments) applies. GB/T 2997-2000 Test Method for Bulk Density, Apparent Porosity and True Porosity of Dense Shaped Refractory Products GB/T 6900.9-2006 Chemical Analysis of Alumina-silica Refractories - Determination of Alumina GB/T 6900.10-2006 Chemical Analysis of Alumina-silica Refractories - Determination of Iron Oxide GB/T 8488.5-2001 Acid Resisting Bricks and Tiles - Test Methods - Water Absorption Test EN 101-1991 Ceramic Tiles - Determination of Scratch Hardness of Surface according to Mohs

Foreword i 1 Scope 2 Normative References 3 Terms and Definitions 4 Classification and Specification 5 Requirements 6 Test Methods 7 Inspection Rules 8 Marking, Packaging, Transportation and Storage Annex A (Normative) Impact Resistance, Wear and Tear Test Method of Alumina Grinding Ball