Additive

AEROSIL® COK 84

Name: AEROSIL® COK 84 - Sample
Brand: Evonik
Availability: InStock

AEROSIL® COK 84 is a formulated product with highly dispersed fumed aluminium oxide in the ratio of 5:1.

Bottle representation of AEROSIL® COK 84

PNG

Product information

Type

Additive

Sub type

Special effects

Sustainability

Life Cycle Assessment available

Markets

Technologies

Powder

Manufacturer

Availability

Country

Key benefits

improves flow behavior
applicable for tribo application

Technical data

Property	Value
Al₂O₃ content	14-18 %
loss on drying	<1.5 %
pH-value	3.6 - 4.3
SiO₂ content	82-86 %
specific surface area (BET)	155 - 215 m²/g
tamped density	Approx 50 g/l

Al₂O₃ content

14-18 %

loss on drying

<1.5 %

pH-value

3.6 - 4.3

SiO₂ content

82-86 %

specific surface area (BET)

155 - 215 m²/g

tamped density

Approx 50 g/l

Properties

Free flow

3/5

Charge control

2/5

Moisture protection

1/5

Recommended addition level

As supplied calculated on total formulation: 0.05 - 0.5 %.

Processing instructions

Addition as supplied is recommended.

Handling & storage

When stored in an original unopened packaging, the product has a shelf life of 24 months from the date of manufacture. We recommend to store the product in closed containers under dry conditions and to protect the material from volatile substances.