On 07/29/06 03:54 pm JC Smith wrote:
> One quick question for the group: In the past I have just used motor oil on
> my forms, but I was always able to oil them a few minutes before I poured
> the concrete. Due to the size of this form (5'x5'x3.5') and its location
> around the tower base I will probably have to oil it before I drop it over
> the tower base and it may have to sit there for a while before we pour. How
> long can I wait after oiling the forms (plywood) before I pour? Is there
> any commercial form-oil product that would give me more slack time between
> oiling and pouring?
In a previous existence I worked as a lowly underling in civil
engineering laboratories and on construction sites. I am sure that the
concrete forms were made of plywood with a very smooth -- almost shiny
-- surface, and I think that some special "form release" agent was used
as well.
73
Alan NV8A
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