Omyacarb® 6-PT is a natural, fine-ground calcium carbonate powder derived from high-purity white marble. It is used as a pigment and filler in masterbatches, plaster, joint fillers, and render applications. Compatible with polyvinyl chloride (PVC), the product is white in color and available in powder form. It meets certifications such as ISO 9001, ISO 14001, ISO 45001, Clean Air Act (CAA), Clean Water Act (CWA) Sections 307 and 311, and FDA 21 CFR 174.5, 175.300, 178.3297.

Chemical Family: Calcium Salts, Carbonates

Pigment Type: Inorganic Pigments

Compatible Polymers & Resins: Polyvinyl Chloride (PVC)

Enhanced TDS

Identification & Functionality

Applications & Uses

Markets
Applications
Compatible Polymers & Resins
Industrial Additives End Use
Plastics & Elastomers End Uses
Application Information
  • Rigid PVC applications
  • Flexible PVC applications
  • Masterbatch and compound
  • Decorative Paints
  • Plasters, Renders, Joint Fillers

Properties

Color (Properties)
Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Specific Surface Area1.87m²/gOmya GLS 067
Specific Gravity2.71--
Oil Absorption11g/100gOmya GLS 003
Moisture Content0.06%Omya GLS 006
Median Particle Size (d50%)7μmOmya GLS 010¹
Top Cut (d98%)25μmOmya GLS 041²
Fineness Residue (on a 325 mesh sieve)0.05%Omya GLS 021
Fineness Residue (on a 200 mesh sieve)0%Omya GLS 021
Fineness Residue (on a 40 mesh sieve)0%Omya GLS 021
Bulk Density (tapped)1.31g/ccOmya GLS 002
Bulk Density (loose)0.78g/ccOmya GLS 001
Optical Properties
ValueUnitsTest Method / Conditions
Brightness93%Omya GLS 035
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Minimum Ignition Energy (at 20°C, 1013 hPa)min. 1,000mJ-
Explosive PropertiesNot Explosive--
Decomposition Temperaturemin. 600°C-
Solubility in Water (at 20°C, 1013 hPa)0.014g/l-
Burning Number1--
Flammability (Solid, Gas)The product is not flammable--
Flash PointDoes not flash--
Boiling PointDecomposes below the boiling point--
Melting Point (at 1013 hPa, Decomposes below the melting point)min. 800°C-
pH Value (at 20°C, 100 g/l Concentration)8.5 - 9.5-DIN-ISO 787/9
OdorCharacteristic--
AppearanceWhite powder--
Chemical Analysis
ValueUnitsTest Method / Conditions
Magnesium Carbonate Content2%-
Calcium Carbonate Content96%-

Regulatory & Compliance

Packaging & Availability

Packaging Information
  • Bulk
  • Big Bags