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Talc MP 70-22 is designed for use in a wide variety of applications which can benefit from talc’s platy particle shape, highly oleophilic surface and softness that do not require high dry brightness. Typical applications include sealants and caulks, joint compounds, spackles and texture coats, and other construction and agricultural products.

Functions: Filler

Technical Data Sheet
  • TypeDocument Name
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Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
CAS No.
14807-96-6
EC No.
238-877-9
Technologies

Features & Benefits

Applications & Uses

Properties

Chemical Properties
ValueUnitsTest Method / Conditions
Al2O3 Content1.5%-
CaO Contentmax. 0.5%-
Fe2O3 Contentmax. 1.5%-
Loss on Ignition5.5%-
MgO Content31.0%-
Moisture (%weight loss, 110⁰C)max. 0.5%-
SiO2 Content61.0%-
Physical Properties
ValueUnitsTest Method / Conditions
Average (median) particle size7.0microns-
Bulk Density27.0lb/ft3-
Dry Brightness (Hunter)76 - 85--
pH Value8.8--
Tapped Density55.0lb/ft3-
Through (200 Mesh)98.0%-

Packaging & Availability

Packaging Type
Packaging
  • 50 lb. paper bags
  • 40 bags/wooden pallet