This standard specifies the method principles, instruments and equipment, materials, laboratory temperature and humidity, mortar composition, determination of the actual bulk density of mortar, calculation of the theoretical bulk density of cement mortar, and calculation of the gas content of cement mortar. calculate. This standard applies to Portland cement, ordinary Portland cement and other types of cement designated to adopt this standard.
JC/T 601-2009 Referenced Document
GB/T 208-1994 Standard test method for cement density
GB/T 2419-2005 Test method for fluidity of cement mortar