"Ophelia" > wrote in message
...
> "Ed Pawlowski" > wrote in message
> ...
> > On 1/8/2014 9:07 PM, W wrote:
> >> My stove has small heating plates, about eight inches diameter. I
have
> >> a
> >> large cast iron griddle that I place onto that, about 20 inches wide.
> >> I
> >> am looking for a product that might integrate copper into the base, so
> >> that
> >> the heat will distribute uniformally all over the cast iron. Does
> >> anyone
> >> make that?
> >>
> >> The problem I have is that the cast iron gets to about 380 degrees in
the
> >> area over the stove plate, but is about 230 degrees just a few inches
off
> >> the edges of that plate. I thought cast iron would distribute heat in
a
> >> uniform way, but apparently is not doing that.
> >>
> >> Typical application for this grill would be pancakes. Right now the
> >> pancakes get more cooked on the side that is over the middle of the
grill
> >> than on the outside side. I don't want to hassle with constant change
> >> of
> >> position to get an evenly cooked surface.
> >>
> >
> > Cast iron can take a lot of heat, but it is not a great conductor, as
you
> > can see.
> >
> > Comparative conductivity numbers
> > Cast iron 55
> > Aluminum 250
> > Copper 350
> >
> > Rather than trying to add copper you may be better off just getting an
> > aluminum griddle. I like my Chef's design that I use over two gas
> > burners. Something like this may work.
> > http://www.amazon.com/Chefs-Design-6.../dp/B0019ZZEKG
>
> If he got something similar that his griddle would fit on to, would the
> spread of heat below help the cast iron's heat spread? IYSWIM <g>

I think a copper lattice below the cast iron grill would help to spread the
heat more evenly.

But no one makes a copper lattice for heating grills?

--
W