Omyacarb® 35 - PT is a dry ground calcium carbonate with an intermediate, closely sized particle distribution. It serves as a pigment and filler in joint fillers, plaster, and render applications. The product is compatible with polyvinyl chloride (PVC) and has a white color. It meets various certifications, including ISO 9001, ISO 14001, ISO 45001, Clean Air Act (CAA), Clean Water Act (CWA), and FDA 21 CFR 174.5, 175.300, and 178.3297.

Chemical Family: Calcium Salts, Carbonates

Pigment Type: Inorganic Pigments

Compatible Polymers & Resins: Polyvinyl Chloride (PVC)

Enhanced TDS

Identification & Functionality

Applications & Uses

Compatible Polymers & Resins
Industrial Additives End Use
Application Information
  • Plasters, Renders and Joint Fillers
  • Rigid PVC applications
  • Flexible PVC applications

Properties

Color (Properties)
Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Specific Surface Area0.67m²/gOmya GLS 067
Specific Gravity2.71--
Fineness Residue (on a 200 mesh sieve)8%Omya GLS 021
Fineness Residue (on a 40 mesh sieve)0.1%Omya GLS 021
Median Particle Size (d50%)27μmOmya GLS 010¹
Bulk Density (tapped)1.65g/ccOmya GLS 002
Bulk Density (loose)0.94g/ccOmya GLS 001
Optical Properties
ValueUnitsTest Method / Conditions
Brightness92%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 PointDecomposition: Decomposes 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 Content3%-
Calcium Carbonate Content92%-
Specifications
ValueUnitsTest Method / Conditions
Moisture Content0.05%Omya GLS 006
Note

¹Malvern Mastersizer

Regulatory & Compliance

Packaging & Availability

Packaging Information
  • Bulk