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Pentane insolubles
| Глоссарий терминов смазочных материалов |
See insolubles.
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Insoluble, английский
Insoluble anode, английский
Insoluble fibre, английский
The fibre in bread and cereals, which is not digested but which swells inside the intestine
Insoluble impurity, английский
Insoluble residue, английский
That portion of an aggregate or cement which is not soluble in diluted hydrochloric acid. inspection 1. examination of work completed or in progress to determine its compliance with contract requirements. 2. examination of the work by a public official, owner’s representative, or others. 3. the process of measuring or checking materials, workmanship, or methods for conformance with quality controls, specifications, and/or standards.
Insolubles, английский
- Particles of carbon or agglomerates of carbon and other material. indicates deposition or dispersant drop-out in an engine. not serious in a compressor or gearbox unless there has been a rapid increase in these particles.
- Contaminants found in used oils due to dust, dirt, wear particles or oxidation products. often measured as pentane, toluene or benzene insolubles to characterise the nature of the insoluble material.
Insolubles (grease), английский
(astm d-128) components of a lubricating grease that are insoluble in the prescribed reagents; generally denotes fillers, additives and certain types of thickeners as well as impurities.
Insolubles (oil), английский
(astm d-893) a term used in the analysis of used oil, especially when determining the presence of oxidation products. the procedure dilutes the sample with pentane, causing the precipitation of oxidized material and other contaminants, collectively known as pentane insolubles. these insolubles are then treated with toluene to dissolve the oxidation products. the difference in weight between the pentane and toluene insolubles is called insoluble resins or oxidation products.
Pentane, английский
Pentanes plus, английский
Пентан плюс высшие. смесь пентана и более тяжелых гомологов метана (гексана, гептана, октана), входящих в состав газоконденсатных жидкостей и получаемых при осушке газа или переработке нефти.
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Petrolene, английский
A petroleum naphtha containing asphalt, used in protective coatings.
Penetration (grease), английский
(astm d-217) the depth, in tenths of a millimeter, that a standard cone penetrates a semisolid sample under specified conditions. test methods include undisturbed (sample tested in its container); unworked (sample transferred to worker cup); worked 60 x (transferred to worker cup and worked with 60 strokes); prolonged worked (worked more than 60 x) and block (sample of block grease cut into a cube) (see consistency).
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