Product Description
Cylesstic is the trademark for a line of quality steam cylinder oils
formulated to meet exacting lubrication requirements. The compounded grades
also provide excellent protection against wear in worm gear drives and are
recommended for steam engines operating on saturated or slightly superheated
steam at either high or low pressures. Cylesstic lubricants are also
recommended where condensate on cylinder walls is present. The non-compounded
grade is the recommended oil for use with high-pressure superheated steam
systems.
Cylesstic steam cylinder oils are available in four viscosity grades. These
grades conform to the International Standards Organization (ISO) viscosity
classification system. Three grades; Cylesstic 460, 680, and 1000, are
compounded with acidless tallow to provide lubrication under the wet
conditions encountered with saturated steam. The fourth grade, Cylesstic 1500
is not compounded, but is formulated specifically for the dry,
high-temperature operating conditions associated with super-heated steam.
Features and Benefits
- Good wear protection
- Ready separation from condensate
- Good atomization characteristics
Applications
STEAM CYLINDER LUBRICATION All four grades are suitable for use where
separation of the lubricant from condensate is desirable. Cylesstic 460 is
recommended for low-pressure saturated steam systems. Cylesstic 680 and
Cylesstic 1000 are recommended for high-pressure saturated steam systems. All
of these compounded grades can help reduce overall consumption, provide good
adhesion to the cylinder walls, and offer good separation from exhaust steam.
ATOMIZATION Unlike most moving parts, which are lubricated by the
direct application of grease or oil, steam cylinders are generally lubricated
by a mist of oil carried by the steam. Oil is injected into the steam by means
of an atomizer inserted into the steam line ahead of the steam chest. As the
steam flows past the open end of this atomizer at relatively high velocity, it
picks up droplets of oil discharged from the atomizer tube. Under the proper
conditions, the oil mist produced in this manner is diffused throughout the
incoming steam. All moving parts in contact with the steam receive a share of
lubricant.
To be effective, the oil mist must be diffused in minute particles. Oversize
droplets settle out of the steam and may not reach the more distant areas to
be lubricated. In other locations, they may accumulate in excessive
quantities, leaving residues on the wearing surfaces. Thorough atomization is
essential, therefore, to complete lubrication of the cylinders. Proper
atomization is partly dependent upon characteristics of the oil, such as
viscosity. An oil that is too heavy does not break up into droplets that are
sufficiently small. On the other hand, an oil that is too light will not carry
the required loads.
The Cylesstic oils, have inherently good atomization characteristics, and can
be applied in the correct viscosity for complete atomization and for effective
protection to the lubricated surfaces.
In addition to meeting difficult steam engine lubricating requirements,
Cylesstic, in the compounded grades, is an excellent lubricant for many worm
gears. Worm gears, threaded shafting, and other such lubricant applications
are characterized by a high degree of sliding motion under heavy pressure. The
compounded Cylesstic grades have extra oiliness that provides good
lubrication, which minimizes wear in machine elements of this type.
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Typical Properties

Cylesstic
| 
460
| 
680
| 
1000
| 
1500
|
| ISO viscosity grade | 460 | 680 | 1000 | 1500 |
| Gravity, ° API | 21.8 | 21.7 | 21.5 | 20.5 |
| Specific Gravity at 15.6°C (60°F) | 0.9230 | 0.9236 | 0.9248 | 0.9309 |
| Viscosity | | | | |
| cSt @ 40°C | 429 | 627 | 925 | 1600 |
| cSt @ 100°C | 30.1 | 37.8 | 46.7 | 64.2 |
| Viscosity index | 99 | 97 | 93 | 92 |
| Pour point, °C (°F) | -7 (20) | -7 (20) | -1 (30) | -1 (30) |
| Flash Point, °C (°F) | 271 (520) | 279 (535) | 288 (550) | 313 (595) |
| % Compounding | 5 | 5 | 5 | |
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Health and Safety
Based on available information, this product is not expected to produce
adverse effects on health when used for the intended application and the
recommendations provided in the Material Safety Data Sheet (MSDS) are
followed. MSDS's are available upon request through your sales contact office,
or via the Internet. This product should not be used for purposes other than
its intended use. If disposing of used product, take care to protect the
environment.
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