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BriteFlex® MR4 (S)

1 of 5 products in this brand
BriteFlex® MR4 (S) maintains a high aspect ratio of potassium aluminum silicate which exhibits superior brightness and purity.

Functions: Filler

Chemical Family: Carbonates, Mica

Particle Size: 30.0 - 30.0 microns

Technical Data Sheet
  • TypeDocument Name
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Chemical Name
CASE Ingredients Functions
CAS No.
12001-26-2
EC No.
601-648-2
Technologies

Features & Benefits

CASE Ingredients Features

Applications & Uses

Application Method
Compatible Substrates & Surfaces
Industrial Applications
  • Plastics – These micas are excellent additives for plastics to improve flexural modulus, tensile strength, and dimensional stability and as an excellent extender for glass fiber.
  • Coatings – When used in coatings, mica platy structure imparts a barrier in the film to improve moisture resistance, chemical resistance, brush ability and promotes film adhesion.

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Aluminum Oxide Content31.6WT. %
Aspect Ratio20-25
Bulk Density0.24lbs./ft³
Bulk Density15g/cc
Iron Oxide Content4.9WT. %
Loss of Ignition (at 1,000 ˚C)max. 4.4%
Magnesium Oxide Content0.9WT. %
Median Particle Size (d50)30Microns
Melting Point1200˚C
Mohs Hardness2.5
Moisture Content (at 100˚C)max. 0.4%
Passing (170 Mesh)88%
Passing (35 Mesh)99%
Passing (70 Mesh)96%
pH9
Potassium Oxide Content10.5WT. %
Silicon Dioxide Content46WT. %
True Density2.85g/cc