Thermal conductivity of fiber cement mortars The results of thermal properties of the cement mortars as shown in Fig. 8 demonstrate that as the ratios of both fibers increased, the thermal conductivity coefficient reduced to 66% compared to control cement mortar.
Moreover, both fibers simi- iarly affected the thermal conductivity coefficient of the mortar: 041, 0.38 and 0.37 w/m-K for coconut coir fiber and o 40. 0.30 and 0.27 Wlm-K for oil palm fiber with the fiber weight ratios of 5%, 10% and 15% respectively. This is consistent with the physical properties previously described.
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