ExCal® CW 325

ExCal® CW 325 is processed from a high purity ore to exacting specifications at our Houston, TX plant. ExCal® CW 325 is processed for use in plastics, rubber, coatings, adhesives, sealants, mastics, and other specialty applications where color, binder demand, and economics are of importance.

Principal: Cimbar Performance Minerals

Functions: Binder & Resin

Chemical Name: Calcium Carbonate

Chemical Family: Calcium Salts, Carbonates

End Uses: Mastics

Labeling Claims: Asbestos-free, Conflict Minerals-free, Halogen-free

Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Properties

Physical Form

Principal Information

Group Principal Number
S001785
Principal

Other

Appearance (SDS)
Sand
Color (SDS)
White
Explosive Nature (SDS)
Not considered to be explosive
Flammable Nature (SDS)
Nonflammable
Odor (SDS)
Odorless
Temperature Control
No
USA/DOT UN Number
Not Applicable
Chemical Properties
ValueUnitsTest Method / Conditions
pH7.0-8.0-
Material Composition
ValueUnitsTest Method / Conditions
Aluminum Content0.95 %(W/W)%(W/W)
Calcium Carbonate Content98.0 %(W/W)%(W/W)
Ferric Oxide Content0.05 %(W/W)%(W/W)
Magnesium Carbonate Content0.8 %(W/W)%(W/W)
Silicon Dioxide Contentmax. 0.01 %(W/W)%(W/W)
Physical Properties
ValueUnitsTest Method / Conditions
Bulk Density88.0 lb/ft³lb/ft³packed
Bulk Density53.0 lb/ft³lb/ft³
Moisture Content0.1 %%
Sieve Fractionation (Through)97.0 %%-325 Mesh
Specific Gravity2.7-
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Decomposition Temperature (SDS)min. 840.0 °C°C
Melting Point (SDS)min. 1300.0 °C°C
Molecular Weight (SDS)100.1 g/molg/mol
Refractive Index (SDS)1.6-
pH (SDS)8.0-9.0-
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life0.0 dd