Sand And Cement Mix Ratios South Africa
Apr 11, concrete blocks - sand - cement blocks. -2-17 a 1:2:9, cement-lime-sand mix is suitable for general purposes, while a 1:1:6 is better for exposed surfaces and a 1:3:12 can be used for interior walls or stone walls where the extra plasticity is helpful. mortar can also be made using pozzolana, bitumen, cutback or.Aug 01, abandoned concrete blocks are high-quality concrete aggregates which have many advantages. for example, after the buildings are dismantled, the high-quality concrete blocks and silt after crushing and screening can be used as recycled coarse and fine aggregates for concrete. the fine powder can be directly used as the raw material of.