Pug mill

Also found in: Encyclopedia, Wikipedia.
a kind of mill for grinding and mixing clay, either for brickmaking or the fine arts; a clay mill. It consists essentially of an upright shaft armed with projecting knives, which is caused to revolve in a hollow cylinder, tub, or vat, in which the clay is placed.

See also: Pug

Mentioned in ?
References in periodicals archive ?
for its willful failure to properly guard equipment after an employee was fatally entangled in a clay manufacturing machine called a pug mill. Safety guards had been removed from the industrial mixer and the worker had not received training on the machine before the accident.
The soil from the hopper is fed into a pug mill via a conveyor belt.
"The wheel became severely corroded and had to be rebuilt and a new wheel was installed in 2008; one of our members bought a similar Hindley steam engine that had driven a pug mill and offered it to us--it had been outside for 40 years and consequently was in need of restoration.
As some water is removed the clay is formed into sheets which are removed from the filter press and placed into a de-airing pug mill for mixing.
Listening to a mining customer who was buying a twin-shaft continuous mixer (pug mill), Daeschlein learned he had a clay-contamination problem.
The victim was attempting to remove a rock from a pug mill hopper when he was engulfed by the material in the hopper.
An account of using a horse to operate a pug mill to process clay that comes straight from the ground for traditional salt fire whiskey jugs gives a concrete sense of the traditional methods employed.
Fortunately today we do it with a mixer and a de airing pug mill.
From there the lime is moved by a screw conveyor and discharged into a twin-shafted pug mill for mixing with the aggregate fraction (coarse or fine) of the intended mix.
I AM upset by Prince Charles's [below) proposal to use a horse tethered to a pole attached to an axle to operate the pug mill of a medieval-style kiln, producing bricks and tiles.
Because of the very low water content, RCC mixing is not as productive using a central mix plant--so a pug mill is often used, a very high-energy mixing device.