A Kotwa's research while affiliated with Politechnika Świętokrzyska and other places

Publication (1)

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Laboratory tests were conducted of mortars supplemented with 0%, 5%, 20%, 35%, 50% of chalcedonite powder. Chalcedonite powder replaced the percentage amount of cement. The subject of tests was impact of admixture on properties of hardened mortars including: compressive strength, bending strength, water absorption and capillary rising. Tests of com...


... The assessment was carried out on the basis of the technological and mechanical properties of the mortars, supplemented with calorimetric measurements and XRD X-ray diffraction pastes. This article is a continuation of the issues raised by the authors in the publication [21]. ...