Is the color of cement packing bags related to cement?
Portland ash cement, fly ash, silicate sleep and composite Portland cement -- black or blue.The cement packing bags shall clearly indicate the standards of implementation, cement varieties, codes, strength levels, producers' names, production licence marks (QS) and serial numbers, serial numbers, date of packing and net contents.
The color of cement packing bags is related to cement.Portland cement and ordinary portland cement red,Portland cement;
Bags on both sides should be based on the varieties of cement with different color printing name and cement strength grade, Portland cement and ordinary portland cement Portland slag cement by using red, blue gray volcano; Portland cement and Portland fly-ash composite silicate cement by sleep and black or blue.
