Micronized Calcium Carbonate is an industrial-grade ultra-fine micronized powder formulated for inorganic chemicals applications. KIKI'S Industrial Chemicals supplies commercial volumes from Nairobi to manufacturers and processing facilities across Kenya and the East African region.
Micronized Calcium Carbonate is a commercial chemical supplied by KIKI'S Industrial Chemicals for industrial manufacturing in Kenya and East Africa.
Ultra-fine micronized calcium carbonate powder (2-5 micron) engineered for high-performance plastics, premium coatings, rubber, and adhesives in East Africa.
CAS Number
471-34-1
Formula
CaCO3
IUPAC Name
Calcium carbonate
Molecular Weight
100.09 g/mol
EC Number
207-439-9
Chemical Family
Inorganic Mineral Powders
Grade
Technical Grade
Purity
99.0% min CaCO3
Physical Form
Powder
Available Packaging
25kg Kraft Paper Bag with Inner PE Liner1,000kg Bulk Bag
Micronized Calcium Carbonate is an ultra-fine mineral powder processed through advanced wet/dry micro-grinding technology. Featuring tight particle size control and ultra-high brightness (97%+), it acts as a specialty reinforcing filler and functional extender in high-spec industrial applications.
Technical Description
Ultra-pure calcite mineral milled to sub-5 micron particle size. High chemical purity (99.0% CaCO3 min, Fe2O3 < 0.03%) eliminates color contamination and degradation in sensitive polymer, paper, and coating matrices.
Complete Chemical Specifications
CaCO3 Assay
99.0% min
ISO Whiteness
97.0% min
Median Particle Size D50
1.2 – 2.0 microns
Top Cut D98
5.0 microns max
Fe2O3 Content
0.03% max
Oil Absorption
20 – 24 g/100g
Moisture Content
0.15% max
Physical & Chemical Properties
Appearance
Pure white, soft, micro-fine powder
Odour
Odorless
pH
8.8–9.6
Density
2.71 g/cm³
Melting Point
825 °C (decomposes)
Solubility
Insoluble in water and organic solvents
Commercial Availability
Stock Status
In Stock
Lead Time
1-2 business days in Nairobi; dispatch to Uganda, Tanzania, Rwanda
MOQ
500 kg
Delivery Regions
Nairobi Commercial Hub, Kenya Nationwide Delivery, East Africa Regional Supply
Specify your required micron top-cut (e.g. 2 micron, 5 micron) for application-tailored batch selection.
Kenya's plastics and PVC conversion sector—producing water pipes, electrical conduits, packaging films, and molded components—depends on precise compounding chemistry. Processing heat degradation, poor filler dispersion, and polymer brittleness can halt high-speed extrusion lines. KIKI'S supplies premium calcium carbonate extenders, plasticizers, lubricants, and PVC solvent cement reagents to leading converters.
Kenya's paints, decorative coatings, and wood finish manufacturing industry requires pure virgin solvents, high-brightness extender pigments, and specialized coalescing aids. A formulation is only as good as its raw materials: low-purity thinners cause pinholing and blushing, while coarse fillers destroy gloss and opacity. KIKI'S supplies premium solvents, extenders, and binders to East Africa's leading paint makers.
Technical, regulatory, and supply guidance for Micronized Calcium Carbonate (Ultra-Fine Powder 2 Micron / 1250 Mesh).
Micronized Calcium Carbonate is ground limestone processed to an ultra-fine particle size where 50% of particles are smaller than 2 microns (1250 mesh).
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50 kg Heavy-Duty Polypropylene (PP) Woven Bag with Heat-Sealed Polyethylene (PE) Moisture-Proof LinerPalletized Commercial Unit (20 × 50 kg bags = 1 Metric Ton shrink-wrapped on heavy-duty wooden pallet)Full Container Load (FCL) Bulk Commercial Consignment (20–25 MT in 50 kg bags)