{{Unreferenced, date=March 2020
The ''plastograph'', or Brabender plastograph, is a device for the continuous observation of
torque
In physics and mechanics, torque is the rotational equivalent of linear force. It is also referred to as the moment of force (also abbreviated to moment). It represents the capability of a force to produce change in the rotational motion of th ...
in the
shearing
Sheep shearing is the process by which the woollen fleece of a sheep is cut off. The person who removes the sheep's wool is called a '' shearer''. Typically each adult sheep is shorn once each year (a sheep may be said to have been "shorn" or ...
of a
polymer
A polymer (; Greek '' poly-'', "many" + ''-mer'', "part")
is a substance or material consisting of very large molecules called macromolecules, composed of many repeating subunits. Due to their broad spectrum of properties, both synthetic a ...
with a range of temperatures and shear rates. The generic device records lubricity,
plasticity
Plasticity may refer to:
Science
* Plasticity (physics), in engineering and physics, the propensity of a solid material to undergo permanent deformation under load
* Neuroplasticity, in neuroscience, how entire brain structures, and the brain it ...
,
scorch
Scorch may refer to:
Entertainment
* Scorch, a dragon puppet character created by Ronn Lucas
** ''Scorch'' (TV series), a 1992 CBS sitcom starring the Ronn Lucas character
* Scorch (comics), a.k.a. Aubrey Sparks, an antagonist of Superman
* Sco ...
,
cure
A cure is a substance or procedure that ends a medical condition, such as a medication, a surgical operation, a change in lifestyle or even a philosophical mindset that helps end a person's sufferings; or the state of being healed, or cured. The ...
,
shear
Shear may refer to:
Textile production
*Animal shearing, the collection of wool from various species
**Sheep shearing
*The removal of nap during wool cloth production
Science and technology Engineering
*Shear strength (soil), the shear strength ...
, and
heat stability
In materials science and molecular biology, thermostability is the ability of a substance to resist irreversible change in its chemical or physical structure, often by resisting decomposition or polymerization, at a high relative temperature.
...
.
Perhaps the most popular use of the plastograph is its use in baking where it is known as a
Farinograph
In baking, a farinograph measures specific properties of flour. It was first developed and launched in 1928. The farinograph is a tool used for measuring the shear and viscosity of a mixture of flour and water. The primary units of the farinogra ...