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Vertal® AF is a general-purpose talc/carbonate mineral additive, suitable for a broad range of applications, including polymers, ceramics, roofing, and asphalt. The benefits of Vertal® AF include improved dimensional stability, cross-flow mechanical performance, and flexural stiffness. It improves wet out of other additives and offers enhanced processability, improved crack and shrink resistance, and permeability reduction. The coarse particle size of Vertal® AF allows low dust, high bulk density, and minimum effects on viscosity of the melt/liquid media/carrier.

Functions: Filler

Chemical Family: Carbonates, Silicates

Features: Anti-Cracking, Good Shrinkage Resistance, High Mechanical Properties, Improved Dimensional Stability, Improved Flexibility, Reduced Permeability

End Uses: Ceramics

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Industrial Additives Functions

Features & Benefits

Applications & Uses

Industrial Additives End Use

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Particle Size (Passing through 325 Mesh)60 - 85%
Oil Absorption20.0g/100g
Specific Gravity2.8
Loose Bulk Density55.0lbs/ft³
Tapped Bulk Density70.0lbs/ft³
Moisture Contentmax. 0.5wt%
Mineral Properties
ValueUnitsTest Method / Conditions
Talc Content20 - 45%X-Ray Diffraction
Carbonates Content40 - 60%X-Ray Diffraction
Chlorite Content3 - 7%X-Ray Diffraction

Packaging & Availability

Country Availability
Regional Availability
  • Canada
  • USA