Machine Base Grouting: Micro-Concrete Pours and Epoxy Bedding for Equipment

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Machine base grouting fills the gap between a concrete foundation and the steel base of a pump, compressor, generator or crane rail. It looks like a small item on the drawings. Yet a poor grout layer leaves voids under the plate, loose anchor bolts and a machine that slowly loses alignment. In Egyptian factories, pump stations and workshops, we often ... Read More

Bonding New Concrete to Old: SBR Bonding Slurries and Micro-Concrete Pours

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Bonding new concrete to old sounds simple, yet it is where many repairs fail. In Egypt we see it on raised floor toppings, thickened slabs, rebuilt stair nosings and new sections cast against existing members. The new layer looks fine for weeks. Then it sounds hollow under a hammer, cracks along the edge, or lifts off in one piece. This ... Read More

Concrete Spalling Repair: Treating Corroded Rebar and Restoring Cover

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Concrete spalling repair starts with one hard fact: the falling concrete is only the symptom. The real problem is rusting steel inside the member. As the bars corrode, they expand and push the cover off. This concrete spalling repair guide explains how to treat the steel, choose the right repair material and restore the cover properly. Contents Signs and Causes ... Read More