AL2CHEM SPECIALTIES AL FS-200

AL FS-200 is the most widely used grade of fumed silica. Fumed silica’s unique manufacturing process produces a very high purity type of silica with nano size primary particles, a fluffy white powder that is an amorphous and colloidal form of silica. These characteristics impart a wide range of benefits to formulations from thickening and reinforcement to free flow and anti-settling.

INCI Name: Silica

Ingredient Name: Silicon Dioxide

Chemical Name: Pyrogenic Silica

Functions: Filler, Reinforcement, Rheology Modifier, Thickener, Viscosity Modifier

Chemical Family: Silica

Technical Data Sheet

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Identification & Functionality

Chemical Family
Chemical Name
INCI Name
Ingredient Name
CASE Ingredients Functions
Composite Materials Functions
Cosmetic Ingredients Functions
Food Ingredients Functions
Pharma & Nutraceuticals Functions
Plastics & Elastomers Functions
CAS No.
112945-52-5
Ingredients
Silica
Food Additive Number
E 551, INS 551
EC No.
601-216-3

Features & Benefits

CASE Ingredients Features
Food Ingredients Features

Applications & Uses

Compatible Polymers & Resins
Coating Type
Applications
  • Adhesives and sealants
  • Unsaturated polyester resin and gel-coat thickening
  • Polymer composites
  • Paints, coatings and inks
  • Cosmetics, food and pharmaceuticals

Properties

Physical Form
Typical Physical Properties
ValueUnitsTest Method / Conditions
Average Primary Particle Size14nm
BET Specific Surface Area200+/-25m²/g
Bulk Density40 - 50g/l
Heating Loss (at 105°C for 2 hr)max. 1.0%
Loss on Ignition (at 1000°C for 2 hr)max. 2.0%
pH Value (5% in water)3.5 - 5.5
Silica Content99.8%

Packaging & Availability

Packaging Type
Availability

Available in 10 kg and 10 lb bags