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Aluminium Trihydrate

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Mia 67 Alumina Trihydrate

Description
Mia 67 Alumina Trihydrate is a medium particle size ATH product that provides low cost
flame retardancy and smoke suppression in a variety of applications. The unique particle
size is specifically designed for low viscosities, high filler loading levels, and excellent
processing characteristics. Mia 67 is recommended for spray-up or hand lay-up FRP
applications, filament winding, panel production, resin injections, SMC/BMC, foam
materials, and cast polyester and epoxy parts.

Typcial Analysis
AI(OH)3, % 99.6
SiO2, % 0.005
Fe2O3, % 0.007
Na2O3 (total), % 0.2
Soluble Soda, % 0.025
Loss on ignition (550°C), % 34.6
Free Moisture (105°C), % 0.16

Typcial Properties
Screen Analysis
% on 100 mesh 0
% on 200 mesh 0
% on 325 mesh 11
% through 325 mesh 89
% on less than 10 microns 32
Median Particle Diameter, microns 15.5
Surface Area, (m2/gm)* 1.3
Specific Gravity (gm/cm3) 2.42
Bulk Density, loose (gm/cm3) 0.75
Bulk Density, packed (gm/cm3) 1.36
Oil Absorption ** 23
TAPPI Brightness *** 87
*As measured with Quantachrome monosorb surface analyzer (BET)
**Oil absorption, ml, boiled linseed oil per 100 gm filler
***TAPPI Brightness measured with the Hunterlab Colorimeter

Ordering Information
SKU Description UM
406372 Mia 67 Alumina Trihydrate Quart Each
406374 Mia 67 Alumina Trihydrate 2 Quart Each
406376 Mia 67 Alumina Trihydrate Gallon Each

The user shall determine the suitability of this product for their application and assumes all risks and
liabilities associated with the use of this product. The exclusive remedy for all proven claims is
replacement of our materials only and in no event shall Freeman Mfg. & Supply Co. be liable for
special, incidental, or consequential claims.

READ SAFETY DATA SHEETS AND PRODUCT LABELS BEFORE USING PRODUCT

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