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