how many cubicfeet sand in cum concrete m25
· How many bags of cement are used in a 1:3:6 ratio concrete ... Mortar is basically cement with additives to to make it more adhesive and plastic and is the product designed for laying brick or block. Mortar, when mixed in a 3 to 1 ratio with sand will developed a crushing strength of 1200 lbs. Cement when mixed 3 to 1 will have a strength of 3000 lbs. Cement, when combined with sand and …