Specification of Quality Brick for Surabaya Sidoarjo Area
Our brick is made from a mixture of cement, sand, stone dust and fly ash. Then printed through the compaction process so as to form beams holes three, with a size of 40 x 20 x 10 cm and where the process of hardening without combustion as well as the maintenance is placed in a damp place or not exposed to direct sunlight or rain, but in making printed such that qualify and can be used as material for a couple walls, sNI 03-0349-1989 based on concrete brick (adobe), the maximum water absorption value terms is 25%