This standard specifies the terms and definitions, materials, technical requirements, test methods and inspection rules, packaging, marking, etc. of cement grinding aids. This standard applies to grinding aids for cement and other powdery materials designated to adopt this standard.
JC/T 667-2004 history
2004JC/T 667-2004 Grinding aids for use in the manufacture of cement
1997JC/T 667-1997 Processing additions for use in the manufacture of hydraulic cement