Product Name

Calcium Carbonate (GCC / PCC / Activated Calcium Carbonate)

CAS No.

471-34-1

EINECS No.

207-439-9

Molecular Formula

CaCO₃

Molecular Weight

100.09

Appearance

White fine powder; odorless, tasteless

Main Grades

Industrial Grade (GCC / PCC / Activated), Feed Grade, Food Grade, Pharmaceutical Grade

Physical & Chemical Properties

Insoluble in water, soluble in acids (releasing CO₂). Relative density: GCC 2.6-2.8 g/cm³, PCC 2.4-2.6 g/cm³. Decomposes to CaO and CO₂ at 825°C.

Product Features

High whiteness, low impurities, controlled particle size, good dispersibility, stable chemical properties; provides filling, reinforcing and cost-reducing functions.

Main Applications

Plastics / Rubber : Filler improves dimensional stability, rigidity and heat resistance; reduces production cost.Paints / Coatings : Extender pigment increases film thickness, hiding power and weather resistance.Paper Industry : Filler and coating pigment improves brightness, opacity and printability.Building Materials : Used in artificial stone, putty, adhesives, sealants, gypsum boards, etc.Feed : Calcium supplement promotes bone growth and eggshell formation in livestock.Food : Nutrient fortifier (calcium source), anticaking agent, acidity regulator; used in flour, bakery, beverages, calcium tablets, etc.Pharmaceutical : Antacid tablet excipient; raw material for calcium supplements.Environmental : Flue gas desulfurization, neutralization of acidic wastewater.

Packaging

25 kg/bag (PP woven bag with PE liner, paper-plastic composite bag or kraft paper bag), 500 kg/1000 kg jumbo bag; custom packaging available upon request.

Storage Condition

Store in a cool, dry, well-ventilated warehouse, protected from moisture; avoid mixing with acids.

Transportation Requirements

Not dangerous goods; transport as general cargo. Protect from moisture and rain; handle gently.

Quality Standards

Industrial Grade (GCC) : GB/T 28114-2011 (CaCO₃ ≥98%, whiteness ≥90%, particle size optional)Industrial Grade (PCC) : HG/T 2226-2019Feed Grade : GB 18108-2019 (CaCO₃ ≥98.0%, Ca ≥38.0%, As ≤2 mg/kg, Pb ≤5 mg/kg)Food Grade : GB 1886.214-2016 (CaCO₃ ≥98.0%, heavy metals ≤10 mg/kg, As ≤2 mg/kg)

Minimum Order Quantity (MOQ)

Regular MOQ: 20 MT (1×20'FCL); trial order: 5 MT available

Delivery Time

Regular order: 7-15 working days; custom packaging/specific particle size: 15-25 working days

Payment Terms

T/T (30% deposit, 70% against copy of B/L), sight L/C; FOB, CFR, CIF terms supported