Ground Calcium Carbonate (GCC)

重质碳酸钙 / 涂料级重钙

Paints, Coatings, Adhesives & Construction, Plastic & Rubber AdditivesCAS 471-34-1Fine white powder

Product overview

Ground Calcium Carbonate (GCC) is a paint extenders & functional fillers material evaluated for Architectural paints and primers, Wall putty and textured coatings, Adhesives and sealants. Grade selection should compare composition, physical properties, compatibility, regulatory documentation and finished-paint performance.

Function & Usage

  • Control Rheology & Water Retention

    Controls viscosity, suspension, sag resistance or water retention in suitable coating and construction formulations. Typical uses: Architectural paints and primers, Wall putty and textured coatings, Adhesives and sealants.

  • Formulate Architectural & Decorative Paints

    Supports opacity, color, film formation, application rheology or durability in compatible architectural-paint formulations. Typical uses: Architectural paints and primers, Wall putty and textured coatings, Adhesives and sealants.

  • Control Paint Opacity, Color & Extender Balance

    Provides opacity, color, tint strength, corrosion protection or extender functionality according to pigment and particle design. Typical uses: Architectural paints and primers, Wall putty and textured coatings, Adhesives and sealants.

Product information

Primary category:
Paints, Coatings, Adhesives & Construction, Plastic & Rubber Additives
Subcategory:
Paint Extenders & Functional Fillers
CAS No.:
471-34-1
Form:
Fine white powder
Content / Grade:
Coating grade; CaCO₃ typically ≥97% or ≥98%; 325-2500 mesh; uncoated or stearate-treated grades
Applications:
Architectural paints and primers, Wall putty and textured coatings, Adhesives and sealants, Plastics and masterbatch
Hazard / Transport:
Fine mineral or pigment dust may irritate the eyes and respiratory tract, and combustible-dust precautions may apply to organic grades. Confirm heavy-metal limits, environmental classification and the current grade-specific SDS before shipment.
Storage:
Keep tightly sealed in a cool, dry and ventilated warehouse. Protect from moisture, contamination and direct weather exposure; avoid dust accumulation and use first-in, first-out inventory control.

Safety note

Confirm technical and safety data before ordering

Website information supports initial product discovery. Final specifications, hazard classification, transport conditions and storage requirements must be confirmed by the latest grade-specific SDS, COA and destination-market regulations.