Evonik Aerosil® OX 50 Fumed Silica

Description:

AEROSIL® OX 50 is the fumed oxide of our portfolio with the smallest specific surface area. High chemical purity, distinct low thickening and agglomeration properties are typical characteristics.

Applications:

PET-films
Dental composites
Raw material for production of ultra pure silica glass according to the sol-gel-process.

Properties:

Antiblocking for plastics
Improves dielectrical properties
Enables high filler loading
Broad particle size distribution
High tapped density
Low tendencies to form agglomerates
Low thickening properties
High purity

Hydrophilic Fumed Silicas

AEROSIL® grades

BET
Surface Area
[m2/g]

Loss on Drying
[wt. %]

AEROSIL® 200

200 + 25

< 1.5

3.7 - 4.7

AEROSIL® 300

300 + 30

< 1.5

3.7 - 4.7

AEROSIL® 380

380 + 30

< 2.0

3.7 - 4.7

AEROSIL® OX 50

50 + 15

< 1.5

3.8 - 4.8