ASCOM 50T is a premium quality, surface-coated, very fine calcium carbonate with excellent dispersion properties, manufactured from high-purity, white ground calcium carbonate. It is used as a filler in the following industries: plasticized PVC (profiles, artificial leather, calendared sheets, and cables) and polyolefins (compounds and masterbatches for mouldings).

Functions: Filler

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

Compatible Polymers & Resins: Polyolefins, Polyvinyl Chloride (PVC)

Processing Methods: Molding

End Uses: Cables, Calendared Sheets, Masterbatches, PVC Pipe, PVC Profiles, Synthetic Leather

Synonyms: CaCO3

Technical Data Sheet

Ask P.A.T. Products Questions

Leo Coyle avatarErik Espling avatarLogan York avatar
  • TypeDocument Name
View All Documents

Enhanced TDS

Identification & Functionality

Features & Benefits

Labeling Claims
Materials Features

Applications & Uses

Properties

Physical Properties
ValueUnitsTest Method / Conditions
Whitenessmin. 98.0%-
Brightness Rymin. 96.5%DIN 53163
Density2.7g/ml-
Refractive Index1.59--
Mohs Hardness3--
pHmax. 9-ISO 787/9
Moisturemax. 0.2%-
Bulk Density1.05 - 1.15g/cm³-
Typical Properties
ValueUnitsTest Method / Conditions
Particle Size (retained on sieve 150μm, coated)max. 0.009%-
Particle Size (D97, uncoated)8 - 9μm-
Particle Size (D50, uncoated)2 - 2.5μm-
Particle Size (max. 2μm, uncoated)48 - 52%-
Coating Level1.1 - 1.2%-
Chemical Analysis
ValueUnitsTest Method / Conditions
Calcium Carbonate99.18%-
Calcium Oxide55.91%-
Silicon Dioxide0.09%-
Aluminum Oxide0.04%-
Ferric Oxide0.01%-
Magnesium Oxide0.05%-
Hydrochloric Acid Insoluble Contentmax. 0.2%-
Loss on Ignition43.64%-

Technical Details & Test Data

Particle Size Distribution

ASCOM 50T - Particle Size Distribution - 1

Packaging & Availability

Packaging Type
Packaging Information

25 kg bag or Jumbo bag