Sintering is part of the firing process used in the manufacture of pottery and other ceramic objects. 1  These objects are made from substances such as glass, alumina, zirconia, silica, magnesia, lime, beryllium oxide, and ferric oxide.
for our foundation, the footings were poured one day and the walls poured the next day. I think that is pretty standard. It is true that concrete takes 28 days to fully cure. 1 Like Bookmark January 20, 2010 at 12:44PM.
Â· just now. Report Abuse. Give it a good 3 days to be safe. However, concrete can take weeks to cure-or even years if a foundation was being poured. If the concrete is outside as it cures, then local humidity and sun exposure can also affect it, as well as how much water was added to the mix when it was poured.owever, concrete can take weeks to cure-or even years if a foundation was being poured. If the concrete is outside as it cures, then local humidity and sun exposure can also affect it, as well as how much water was added to the mix when it was poured.