The objective of this research was to use waste rock of mining anhydrite for developing interlocking block product. Waste rock of mining anhydrite is waste from grind rock process for construction which is coarse ...

This research aims to test the properties of concrete block mixed with basalt fragment as aggregates in products. The mix ratios of Portland cement type1 : basalt fragment : water are 1 : 10 : 0.7, 1 : 10.5 : 0.7, 1 : ...

This research aims to test the properties of concrete block mixed with coarse coconut shell ash as aggregates in products. The mix ratios of Portland cement type1 : quarry dust : coconut shell ash : water are 1 : 11 : 0 ...