This document gives information on the classification of bone china products, specifies the technical requirements, inspection rules, and packaging, marking, transport and storage of bone china, and describes the corresponding test methods.
This document is applicable to the production, inspection and sales of domestic bone china products with tricalcium phosphate (TCP) as the main ingredient.
2 Normative references
The following documents contain requirements which, through reference in this text, constitute provisions 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 1871.1-1995 Phosphate rock and concentrate - Determination of phosphrous pentoxide content - Quinoline phosphomolybdate gravimetric and volumetric methods
GB/T 2828.1-2012 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (apply to inspection of process stability)
GB/T 3298 Test method for resistance to thermal shock of domestic ceramic ware
GB/T 3299 Test method for water absorption of domestic ceramicware
GB/T 3300 Standard test method for deformation measurement of domestic ceramic ware
GB/T 3301 Test method for determination of specification allowance and size of defects of domestic ceramic ware
GB/T 3302 Rules of package, mark, transport and reserve for domestic ceramic ware
GB/T 3303 Terminology of defects for domestic ceramics
GB/T 5000 Terminology for domestic ceramics
GB/T 27587 Test method for the resistance to microwave heating of domestic ceramicware
GB/T 32680 Test method for mechanical dishwashing resistance of domestic ceramic ware
GB/T 34253 Test method for resistance to freezer to microwave/oven usage on domestic ceramic wares
QB/T 1503 Test method for whiteness of domestic ceramics
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 5000 and GB/T 3303 apply.
4 Product classification
Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Product classification 5 Technical requirements 6 Test methods 7 Inspection rules 8 Packaging, marking, transport and storage
