Ulmer Weiss MHMS

Identification & Functionality

Chemical Family

Calcium Salts,

Carbonates,

Magnesium & Magnesium Compounds,

Magnesium Salts,

Mica

Chemical Name

Calcium Carbonate

Pigment Type

Inorganic Pigments

CASE Ingredients Functions

Colorant,

Filler

CAS No.

471-34-1

EC No.

207-439-9

Technologies

CASE Ingredients,

Pigments & Colorants

Product Families

CASE Ingredients — Additives

Fillers & Extenders

Pigments & Colorants — Color Pigments

Inorganic Pigments

Pigments & Colorants — Functional Pigments

Filler & Extender Pigments

CASE Ingredients — Pigments & Colorants

Functional Pigments

Applications & Uses

Markets

Building & Construction,

Paints & Coatings,

Printing & Packaging

Applications

Paints & Coatings — Building & Construction

Architectural Coatings

Building & Construction — Building Envelope & Roofing

Architectural Coatings

Paints & Coatings — Other Paints & Coatings Applications

Printing & Packaging — Other Printing & Packaging Applications

Printing & Packaging — Packaging Coatings

Overprint Varnishes

Paints & Coatings — Packaging Coatings

Overprint Varnishes

Printing & Packaging — Printing & Inks

Other Printing Applications

Compatible Substrates & Surfaces

Elastomers & Rubbers,

Paper,

Plastics

Coating Type

Powder Coating,

Varnishes

Properties

Color

White

Physical Form

Powder,

Solid

Typical Properties

	Value	Units	Test Method / Conditions
CaC03	99,2	%	DIN EN 15309
MgCO3	0,4	%	DIN EN 15309
Fe203	35	%	DIN EN 15309
Al203	0,1	%	DIN EN 15309
Si02 (Silicates)	0,25	%	DIN EN 15309
Volatile Matter at 105°C	max. 0,2	%	DIN EN ISO 787-2
Loss on Ignition	43,8	—	DIN EN 459-2
HC1-insoluble	0,3	%	DIN 55 918
Loose Bulk Density	1,05	g/cm3	—
Packed Bulk Density	1,78	g/cm3	DIN EN ISO 787-11
Oil Absorbtion	10	g/100g	DIN EN ISO 787-5
DOR Absorption	16	g/100g	DIN EN ISO 787-5
Electrical Conductivity (10%)	43	pS/cm	DIN EN ISO 787-14
pH Value	9.6	—	DIN EN ISO 7879
Density	2,7	g/cm3	DIN EN ISO 787-10
Hardness (Mohs)	3	—	—
Refractive Index	1,59	—	—
Percentage of particles finer than 180 µm	99,5	%	DIN 53 734
Percentage of particles finer than 63 µm	87	%	DIN 53 734
Percentage of particles finer than 90 µm	72	%	DIN 53 734
Percentage of particles finer than 40 µm	52	%	DIN 53 734

Optical Properties

	Value	Units	Test Method / Conditions
Brightness	84	—	C/2°, DIN 53 163
Yellow Index	13	—	DIN 6167
CIELAB-Colour values L	93,4	—	DIN 6174
CIELAB-Colour values a	0,2	—	—
CIELAB-Colour values b	6,6	—	—

Particle Size Distribution

	Value	Units	Test Method / Conditions
Percentage of particles finer than 24 µm	40	%	Laser-Granulometer
Percentage of particles finer than 16 µm	35	%	Laser-Granulometer
Percentage of particles finer than 8 µm	27	%	Laser-Granulometer
Percentage of particles finer than 4 µm	18	%	Laser-Granulometer
Percentage of particles finer than 2 µm	10	%	Laser-Granulometer

Technical Details & Test Data

Particle Size Distribution

Particle size distribution curve of ULMER WEISS MHMS (Laser-Granulometer Sympatec Helos R3, Air jet sieve)