ASCOM 20

ASCOM 20 limestone powder is the highest whiteness and high purity with low iron, silica and magnesium levels. Limestone is derived from enormous reserves.

Brand: ASCOM (8 products)

Functions: Filler

Chemical Family: Calcium Salts, Carbonates

End Uses: Powder Coating, Primer, Top Coat, Undercoat, Waterborne Coating

Particle Size: 5.0 - 6.0 microns

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Chemical Family: Calcium Salts,
Carbonates
Chemical Name: Calcium Carbonate,
Soda Lime Glass
CASE Ingredients Functions: Filler
CAS No.: 471-34-1
EC No.: 207-439-9
Technologies: CASE Ingredients
Product Families: CASE Ingredients — Additives
Fillers & Extenders

Features & Benefits

CASE Ingredients Features: Abrasion Resistance,
Chemically Inert,
Excellent Dispersibility,
Good Brightness,
Good Mechanical Properties,
Good Shrinkage Resistance,
Low Oil Absorption,
Sag Resistance,
Water Resistance,
Weather Resistance

Applications & Uses

Markets

Adhesives & Sealants,

Building & Construction,

Paints & Coatings

Applications

Paints & Coatings — Building & Construction

Architectural Coatings,

Infrastructure, Roads & Paving

Building & Construction — Building Envelope & Roofing

Architectural Coatings

Paints & Coatings — Industrial Coatings

Industrial Coatings,

Building & Construction — Infrastructure, Roads & Paving

Coatings & Markings

Adhesives & Sealants — Other Adhesives & Sealants Applications

Coating Type

Powder Coating,

Waterborne Coating

Applications

Filler in the following industries

Powder coating (matt finish).
Wall putties.
Water based decorative paints.
Solvent based decorative paints.
Protective coatings and sealants.

Properties

Physical Properties


	Value	Units	Test Method / Conditions
Whiteness (Brightness Ry)	98.0	%	DIN 53163
Density	2.7	g/ml	-
Refractive index	1.59	-	-
Mohs Hardness	3.0	-	-
pH	max. 9	-	IS0 787/9
Oil absorption	17±0.5	1/100g	ISO 787/5
Moisture	max. 0.2	%	-
Bulk Density	1.3±0.05g	gm/cm3	-

Particle Size Distribution


	Value	Units	Test Method / Conditions
Retained on sieve (45 µ)	max. 0.1	%	-
Particle Size	5.5±0.5	µm	D50
Particle Size	24±1	µm	D97

Chemical Analysis


	Value	Units	Test Method / Conditions
Calcium Carbonate Content	99.18	%	-
Calcium Oxide Content	55.91	%	-
Silicon Dioxide Content	0.09	%	-
Aluminium Oxide Content	0.04	%	-
Iron Oxide Content	0.01	%	-
Magnesium Oxide Content	0.05	%	-
HCI Insoluble content	max. 0.2	%	-
Loss of Ignition	43.64	%

Technical Details & Test Data

Particle Size

Packaging & Availability

Packaging Type: Bags
Standard Packaging: 25 kg bag or Jumbo bag