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Table 29.1 gives some important information regarding Harmonic Drive® lubricating greases.
Table 29.1
Type
Operating temperature range
Base oil
Thickener
Consistency class (NLGI)
Base oil viscosity (40° C; 100° C)
Drop Point
Colour
Max. storage time in hermetically sealed container
Tightness (Safety against grease- or base oil leakage
at the oil seals)
Notes:
+
= Good
+/− = May be critical depending on design / mounting position / application, please contact Harmonic Drive AG
Safety data sheets or technical data sheets for the Harmonic Drive® lubricants are available from Harmonic Drive AG.
1019659
11/2014
Harmonic Drive® lubricating greases
Standard
SK-1A
SK-2
0° C ... +80° C
0° C ... +80° C
Mineral oil
Mineral oil
Lithium soap
Lithium soap
2
2
37; 5.9 mm
2
/s
37; 5.9 mm
2
/s
197° C
198° C
yellow
green
5 years
5 years
+
+
Special
Flexolub A1
4BNo.2
-40° C ... +120° C
-10° C ... +110° C
PAO / Ester oil
Synthetic oil
Lithium soap
Urea
1
1-2
25; 5.2 mm
2
/s
50; 12 mm
2
180° C
247° C
magenta
pale yellow
5 years
5 years
+
+/-
/s
29
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