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ASCOM 50T

Chemical Name
Calcium Carbonate

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).

Identification

Product families

Applications

Applications
  • Consumer Goods — Luggage & Leather Goods
Building & Construction — Building Envelope & Roofing
  • Glazing & Window Elements
Building & Construction — Building Materials
  • Pipes & Plumbing
Electrical & Electronics — Wire & Cable
  • Building Wires & Power Cables

Product Families

Plastics — Polymer Additives
  • Fillers & Extenders

Other characteristics

Brand
ASCOM
End Uses

Cables, Calendared Sheets, Masterbatches, PVC Pipe, PVC Profiles, Synthetic Leather

Synonyms
CaCO3
Functions
Filler
Processing Methods
Molding
Compatible Polymers & Resins
Polyolefins, Polyvinyl Chloride (PVC)
Markets
  • Building & Construction
  • Consumer Goods
  • Electrical & Electronics
Technology
Plastics
Packaging Type
  • Bags
  • Super Sacks
Labeling Claims
High Purity
Material Features
  • Good Dispersion
  • High Purity
Packaging Information
25 kg bag or Jumbo bag
Compatible Polymers and Resins
  • Polyolefins
  • Polyvinyl Chloride (PVC)
Plastics and Elastomers End Uses
  • Cables
  • Calendared Sheets
  • Masterbatches
  • PVC Pipe
  • PVC Profiles
  • Synthetic Leather
Plastics and Elastomers Functions
Filler
Plastics and Elastomers Processing Methods
Molding

Technical data

Table 1 of 3

8 rows
CharacteristicValueUnitMethod
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—

Table 2 of 3

5 rows
CharacteristicValueUnit
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%

Table 3 of 3

8 rows
CharacteristicValueUnit
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%

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