


Shell Refrigeration S4 FR-F 32 20L synthetic refrigeration compressor oil, wear and corrosion protection, low friction, efficient, thermal and chemical stability
Description
Shell Refrigeration Oil S4 FR-F
High quality synthetic oil (polyol esters) for refrigeration compressors. For use in refrigeration systems that use R 134a refrigerants or other HFCs.
Application
- Shell Refrigeration Oil S4 FR-F is recommended for use in domestic open, semi-open and hermetic compressors as well as industrial refrigeration plants. It can also be used in rotary and reciprocating compressors.
- The oil is dedicated to use with R 134a and other HFC refrigerants.
- Shell Refrigeration Oil S4 FR-F is compatible with all types of seals when used together with HFC refrigerants.
Properties
ISO 3448 Viscosity Grade |
32 |
46 |
48 |
100 |
Classification DIN 51503 |
KD |
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Kinematic viscosity |
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@ 40 [° C] [cSt] |
31 |
42 |
66 |
94 |
100 [° C] [cSt] |
6 |
6.2 |
8.8 |
10.7 |
(IP 71 / ASTM-D445) |
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Density at 15 [° C] ISO 12185 |
1018 |
973 |
991 |
984 |
COC flash point [° C] ISO 2592 |
& gt; 220 |
& gt; 230 |
& gt; 230 |
& gt; 230 |
Pour point [° C] ISO 3016 |
-54 |
-48 |
-42 |
-42 |
Neutralization number [mg KOH / g] ASTM D 664 (TAN) |
& lt; 0.06 |
& lt; 0.06 |
& lt; 0.06 |
& lt; 0.06 |
Characterization using R 134a |
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Flocculation temperature [° C] DIN 51351 |
& lt; -50 |
& lt; -30 |
& lt; -30 |
& lt; -15 |
Refrigerant stability 250 [° C] DIN 51593 |
& gt; 96 |
& gt; 96 |
& gt; 96 |
& gt; 96 |
Miscibility |
Miscibility only occurs outside the refrigerant operating temperature range |