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Portafill® H 5 F12.0

1 of 11 products in this brand
Portafill® H 5 F12.0 is produced from a carefully selected, naturally occurring, platy, sedimentary mineral consisting predominantly of partially hydrated magnesium-calcium carbonate. The standardized quality of Portafill® H 5 is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of raw material and product is closely monitored, and particle size is kept within a narrow variation. Particle shape, fineness, and high brightness make Portafill® H 5 a very efficient extender for TiO2 in paint, paper, and board applications. Its platy particle shape and very fine particle size make Portafill® H 5 an effective rheology modifier in aqueous suspensions and other fluids. It is therefore valued for applications in a/o adhesives, sealants, and plastisols.

Chemical Family: Calcium & Calcium Compounds, Carbonates, Magnesium & Magnesium Compounds

Functions: Extender, Rheology Modifier

Physical Form: Powder

Particle Size: 0.56 - 0.56 microns, 3.0 - 3.0 microns

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Chemical Name
CASE Ingredients Functions

Features & Benefits

CASE Ingredients Features

Applications & Uses

Markets
Industrial Additives End Use

Properties

Physical Form
Physical Properties
ValueUnitsTest Method / Conditions
Specific Surface Area18.0m²/gBET
Oil Absorption57.0g/100gISO 787/5
Brightness (L*)97.4ISO 2470
Color (a)0.04ISO 2470
Color (b)1.0ISO 2470
Moisture Content0.6%ISO 787/2
pH10.0ISO 787/9
Density2.7g/cm³
Loose Apparent Density0.3g/cm³AP method
Hardness2 - 3Mohs’ scale
Refractive Index1.61 – 1.64
Particle Size Distribution
ValueUnitsTest Method / Conditions
Percentage Passing on Individual Sieve (45 μm)0.01%Alpine sieve Sedigraph
Particle Size (D10)0.41μmSedigraph D 5000
Particle Size (D50)0.56μmSedigraph D 5000
Particle Size (D50)3.0μmLaser diffraction
Particle Size (D90)0.76μmSedigraph D 5000
Particle Size (D97)0.9μmSedigraph D 5000
Chemical Analysis
ValueUnitsTest Method / Conditions
Magnesium Oxide (MgO)32.9wt%XRF
Calcium Oxide (CaO)14.7wt%XRF
Silicon Dioxide0.7wt%XRF
Ferric Oxide (Fe₂O₃)0.03wt%XRF
Fatty acid2.0wt%Titrimetric
Loss on Ignition (1000°C, 1 hour)51.0wt%XRF

Regulatory & Compliance

Chemical Inventories

Packaging & Availability

Country Availability
Regional Availability
  • Canada
  • USA