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The mean rate of shear as computed from the poiseuille equation
| Глоссарий терминов смазочных материалов |
It is expressed in fundamental viscosity units at a given rate of shear.
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Fundamental, английский
- A основной; ко- ренной; базисный, главный, существенный frequency fusing a использующий фузию
- The lowest frequency in a complex sound wave.
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Thermal cracking, английский
A process utilizing heat to break high molecular weight substances into smaller units; facilitated in a controlled manner during refining by the presence of a catalyst.
Texture (grease), английский
The property of a grease that is observed when a small portion is compressed, then slowly drawn apart, described in the following terms: brittle, tends to rupture or crumble when compressed; buttery, separates in short peaks with no visible fibers; long fibers, tends to stretch or string out into a single bundle of fibers; resilient, capable of withstanding moderate compression without permanent deformation or rupture; short fiber, shows short break-off with evidence of fibers; stringy, tends to stretch or string out into long threads with no visible evidence of fibrous structure (see bulk appearance).
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