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壳牌奇伟士S4 FR-V 68 Shell Refrigeration oil S4 FR-V68Synthetic Refrigerator Compressor Lubricant
壳牌奇伟士S4 FR-V 68 Shell Refrigeration oil S4 FR-V68 are synthetic refrigerator lubricants with a polyolester base fluid. These
lubricants have been developed for use with R134a and other environmentally acceptable HFC
refrigerants.
Main Applications Good compatibility
壳牌奇伟士S4 FR-V 68 Shell Refrigeration oil S4 FR-V68is compatible with elastomers
Refrigerator compressors commonly used in refrigeration systems.
壳牌奇伟士S4 FR-V 68 Shell Refrigeration oil S4 FR-V68is recommended for use in open, semi-
open and hermetic compressors operating with Performance Specifications
refrigerants such as R 134a, R 23, R 404A, R407C,
R 507 and other blends of HFC-refrigerants. Shell Clavus Oil R meets the requirements of DIN
51503 KD.
Refrigerator plant design
For all applications of refrigeration and air- Performance Benefits
conditioning such as: industrial refrigeration,
refrigeration systems for food storage, mobile and Improved Compressor Efficiency & Lower
stationary air-conditioning. Maintenance Costs
When switching to new refrigerants and refrigerator * Excellent Thermal Stability with refrigerants
oils the requirements of the refrigeration system R134a, R23, R404a, R407, R507 and other
manufacturer have to be followed. blends of HFC refrigerants
* Excellent Chemical Stability which minimises the
Performance Features formation of the products of corrosion and
sludges, and avoids decomposition of the
refrigerant.
Fully synthetic formulation
*
Complete Solubility in Refrigerant R134a
Shell Clavus R is a high-tech synthetic refrigerator oil
* Excellent flow properties at low operating
based on polyol ester fluids.
temperatures
* Good Anti Wear Properties which maximise the
Excellent stability
Shell Clavus R has excellent thermal and oxidation life of compressor components
stability. This results in a high performance level of * Excellent lubrication properties which help
the oil over a long period of time. reduce wear and prevent leakage’s
* Compatibility with all seal materials normally
specified for use in refrigeration systems
Very good solubility
Very good solubility, particularly with R134a, R23 * Meets the requirements of major refrigeration
and comparable refrigerants, as well as with blends compressor manufacturers including Sabroe
of those refrigerants.
Advice Typical Physical Characteristics
Product handling Shell 46 68 100
Clavus R
The hygroscopic nature of the base fluid has to be
taken into consideration and it is recommended that,
ISO 32 46 68 100
when filling the system, air contact should be avoided Grade
as much as possible. Once an oil pack has been Kin. 40 C IP 71 32 42 64 93 mm2/s
opened it must be sealed carefully after use and the Viscosity
remaining contents should be used within a few days. 100 C IP 71 6 6.2 8.6 10.9 mm2/s
Advice on applications not covered in this leaflet may
Density 15 C IP 365 1.018 0.975 0.99 0.99 kg/l
be obtained from your Shell representative
Flash Open IP 36 255 245 250 280 C
Point Cup
Health & Safety Pour IP15 -54 -48 -42 -42 C
Point
Floc Point with DIN <-50 <-30 <-30 <-15 C
Guidance on Health and Safety are available on the R134a * 51351
appropriate Material Safety Data Sheet which can be with R12 (ASHRAE <-50 <-50 <-50 <-50 C
obtained from your Shell representative. )
Good anti-wear properties
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