This research of using Feldspar in the production self compacting concrete (SCC) ( 5. 10. 15 )% as partial replacement by weight of cement . In this research some of fresh properties of SCC ( slump flow used V-funnel test and filling ability used ( U- box test ) for concrete mixes and also some of the harden properties of SCC ( compressive and flexural tests ). https://www.bekindtopets.com/top-price-Gemplers-4-mil-Disposable-Nitrile-Gloves-Bucket-of-1000-Gloves-p8887-huge-savings/