IRON in concreteWhy was iron powder or iron shaving put in the cement? The answer is, to strengthen the finished concrete. To make it more durable. Today the cement makers use fillers such as “slag” and or “fly-ash” to reduce the more expensive Portland cement. At any rate, after polishing the floor, this iron can create a major headache. It rust. After polishing one will end up with a nice shiny floor with iron showing on the surface. Suprisingly, this iron doesn't rust if the traffic is high. terrazzo floorhow to maintain terrazzo floors Permalink -- click for full blog post "terrazzo floor" lunch and learnone hour lunch and learn condensed discussion time Permalink -- click for full blog post "lunch and learn" Contact usFor estimate or consultation contact us Permalink -- click for full blog post "Contact us"
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