简介 |
PURPOSE : Provided are charcoal and straw-contained yellow earth bricks having high compression strength at a lower sintering temperature than cement bricks.
CONSTITUTION : The yellow earth bricks giving beneficial effects to human health are produced by the following steps of : (i) mixing 80wt.% of yellow earth, 14wt.% of charcoal, 6wt.% of straw, cut to a 2-10cm size, to bind yellow earth and charcoal and water, or 70wt.% of yellow earth, 15wt.% of charcoal, 5wt.% of straw, 10wt.% of Ti to improve compression strength and water : (ii) pouring mixtures into a mold and pressing; (iii) drying formed bricks; and (iv) sintering bricks at 700-900deg.C.
© KIPO 2005 |