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AEROSIL® fumed silica product recommendations for lubricants and lubricating greases


Product recommendation of different AEROSIL® fumed silica types by base oil and required properties.


 

Viscosity

Oil Separation

Cone Penetration

Dropping point

Base Oil

Hydro-

phobicity

Good

Best

Good

Best

Good

Best

Good

Best

Mineral
oil

Hydrophilic

AEROSIL®

200

AEROSIL®

300

Good with
all types

Good with
all types

Good
with
all types

Good with
all types

No DP with
all types

No DP with
all types

Hydrophobic

AEROSIL®

R 106

++

AEROSIL®

R 974

+

AEROSIL®

R 202

+++

AEROSIL®

R 974

+

AEROSIL®

R 202

+++

AEROSIL®

R 974

+

AEROSIL®

R 106

++

AEROSIL®

R 974

+

Polya-
lphaolefin
(PAO)

Hydrophilic

AEROSIL®

200

AEROSIL®

150

Good with
all types

Good with
all types

Good
with
all types

Good with
all types

No DP with
all types

No DP with
all types

Hydrophobic

AEROSIL®

R 106

++

AEROSIL®

R 974

+

AEROSIL®

R 106

++

AEROSIL®

R 974

+

AAEROSIL®

R 106

+

AEROSIL®

R 974

+

AEROSIL®

R 106

++

AEROSIL®

R 974

+

Naph-
thenic
oil

Hydrophilic

AEROSIL®

300

AEROSIL®

200

Good with
all types

Good with
all types

Good
with
all types

Good
with
all types

No DP with
all types

No DP with
all types

Hydrophobic

AEROSIL®

R 106

++

AEROSIL®

R 202

+++

AEROSIL®

R 106

++

AEROSIL®

R 202

+++

AEROSIL®

R 974

+

AEROSIL®

R 202

+++

AEROSIL®

R 805

+++

AEROSIL®

R 816

+

Animal
fat

Hydrophilic

AEROSIL®

200

AEROSIL®

150

Good with
all types

Good with
all types

Good
with
all types

Good with
all types

No DP with
all types

No DP with
all types

Hydrophobic

AEROSIL®

R 106

++

AEROSIL®

R 974

+

AEROSIL®

R 106

++

AEROSIL®

R 974

+

AEROSIL®

R 106

++

AEROSIL®

R 974

+

AEROSIL®

R 106

++

AEROSIL®

R 974

+

Silicone
oil

Hydrophilic

AEROSIL®

300

AEROSIL®

200 HV

Good with
all types

Good with
all types

Good
with
all types

Good with
all types

AEROSIL®

300

AEROSIL®

200 HV

Hydrophobic

AEROSIL®

R 974

+

AEROSIL®

R 106

++

AEROSIL®

R 974

+

AEROSIL®

R 106

++

AEROSIL®

R 974

+

AEROSIL®

R 106

++

No DP with all
types

No DP with all
types

+ = Low Hydrophobicity ++ = Medium Hydrophobicity +++ = High Hydrophobicity

Premium product recommendations:

  • Provides overall the best effects in most base oil systems and gives outstanding stability

  • Provides excellent performance in oil separation and cone penetration due to high hydrophobicity as well as giving outstanding stability.

Evonik supports you in selecting the best suited AEROSIL® product and optimizing current formulations through our Application Technology Group.

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