Fumed Silica MK-450 | Maiken chems

FUMED SILICA

HYDROPHILIC FUMED SILICA MK-450

PRODUCT OVERWIEV:

MK-450 is hydrophilic fumed silica synthesized from the hydrolysis of high-purity chlorosilane in a flame of oxygen and hydrogen at the temperature over 1200℃. Its specific surface area is around 450m2/g.

PROPERTIES:

Reinforcing filler in elastomers
Rheology control and thixotropic agent
Anti-settling, anti-sagging, and thickening agent
Good carrier adsorption

PRODUCT USE:

Silicone Rubber
Adhesives and sealants
Paints and coatings
Cosmetics
Battery
Printing Ink
Animal feed
Food
Construction Industry

FUNCTIONAL PROPERTIES:

High transparent LSR and adhesives·
Coatings & Printing Inks
Deformers
Carrier
Personal Care Products
Food
Constructional Materials

Properties

Unit

Standard Value

Testing Method

Specific surface area (BET)

m2/g

440±40

GB/T 20020

pH in 4% dispersion

/

3.9～4.5

GB/T 20020

Loss on drying (2 hours at 105℃)

%

≤2.0

GB/T 20020

Loss on ignition(2 hours at 1000℃, based on material dried for 2 hours at 105℃)

%

≤2.0

GB/T 20020

Sieve residue (45μm)

mg/kg

≤250

GB/T 20020

Silica content( Based on ignited material)

%

≥99.8

GB/T 20020

Tamped density（Based on material dried for 2 hours at 105℃）

g/L

40～60

GB/T 20020