The literary digest . favoring thecontractor whose concrete mixer has been selected,not on low price but on its ability to produce con-crete of the dominant standard of strength ? It is the extra mixing action—the re-mixingaction of Koehring concrete mixers—exclusive tothe Koehring—which prevents segregation of ag-gregate according to size—which coats every grainof sand, every stone thoroughly with cement, and (1) Diagonal blades cut throughthe materials with churning ac-tion. (2) Blades carry materialup with the motion of the drum,spilling part of material downagainst motion of the drum. (3)M
The literary digest . favoring thecontractor whose concrete mixer has been selected,not on low price but on its ability to produce con-crete of the dominant standard of strength ? It is the extra mixing action—the re-mixingaction of Koehring concrete mixers—exclusive tothe Koehring—which prevents segregation of ag-gregate according to size—which coats every grainof sand, every stone thoroughly with cement, and (1) Diagonal blades cut throughthe materials with churning ac-tion. (2) Blades carry materialup with the motion of the drum,spilling part of material downagainst motion of the drum. (3)Material carried up by blades ishurled across diameter of thedrum. (4) Materials now broughtto discharge side of the drum areelevated to drum top and pro-jected dowrn on reversed dischargechute in a scattering, sprayingaction. (5) A spraying showerfrom the reversed discharge chutereturns materials back again tothe charging side of the drum fora repeated trip through mixingactions—the Koehring KOEHRING MACHINE CO,, Milwaukee, Wis.
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Keywords: ., bookcentury1800, bookdecade1890, bookidliterarydige, bookyear1890
