pdp1@EARTHLINK.NET on tue 1 jun 04
You are close I think!
(After a while you will get used to these seeming
bafflements of things said...)
The method being, that one uses the 'end' of the Hydrometer,
to scratch-through-the-surface of the Glaze, to gauge it's
----- Original Message -----
> Dear Lee,
> I couldnt agree more that scratching through the applied
layer is the way
> to measure glaze thickness. But who suggested that a
hydrometer be used?
> A hydrometer measures the relative density of a liquid.
How can this be
> used to asses glaze thickness? At best a hydrometer can be
> indirectly, to indicate the solids content but its pretty
poor at that due
> to the high viscosity of many glazes. Certainly a constant
> is necessary to remove one variable but as you say others,
> permeability of the ware, exist.
> This doesnt seem to be an traditional versus scientific
> the misapplication of a measuring device.