Omya Carb Calcium Carbonate 40 - 25kg

High-Purity Calcium Carbonate Powder for Industrial Applications

Omya Carb Calcium Carbonate 40 is a high-quality, fine calcium carbonate powder supplied in a 25kg bag for use in a wide range of industrial applications.
Produced by Omya, a global leader in mineral additives, this calcium carbonate grade offers consistent particle size distribution, excellent purity and superior dispersion characteristics. It is widely used as a filler, extender and functional additive in plastics, paints, coatings, sealants, adhesives, rubber, paper and construction materials. The fine particle size improves processability, surface finish and mechanical properties while reducing material costs by partially replacing more expensive base resins. Compared to generic calcium carbonate products, Omya Carb Calcium Carbonate 40 delivers reliable performance with tighter quality control and fewer impurities, making it suitable for demanding Australian manufacturing and processing environments. Its versatility and cost-effectiveness make it a preferred choice for formulators and manufacturers seeking enhanced product performance and consistency.

Features & Benefits

Key Features

• High-purity calcium carbonate powder
• Consistent fine particle size distribution
• Excellent dispersion and surface finish properties
• 25kg industrial supply bag
• Manufactured by Omya with strict quality control

Key Benefits

• Enhances formulation performance in coatings, plastics and sealants
• Improves surface finish and mechanical properties
• Reduces material costs by acting as an efficient filler
• Provides consistent, reliable results in production
• Suitable for high-volume industrial use
  
  

Technical Specs

• Product Type: Calcium carbonate powder
• Grade: Carb Calcium Carbonate 40
• Packaging: 25kg bag
• Material: Calcium Carbonate (CaCO₃)
• Typical Applications: Fillers, extenders, additives
  
  

Key Applications

• Plastics compounding and masterbatch
• Paints and coatings formulations
• Sealants and adhesives
• Rubber and elastomer fillers
• Paper and board coatings
• Construction materials and mortars
  
  

Omya Carb Calcium Carbonate 40 – 25kg FAQs

Q1: What is Omya Carb Calcium Carbonate 40 used for?
A: It is used as a high-purity filler and functional additive in plastics, coatings, sealants, rubber and other industrial formulations.

Q2: What does the 40 designation mean?
A: It refers to the specific grade and particle size distribution suited for fine industrial applications.

Q3: Is this product suitable for paints and coatings?
A: Yes, it improves surface finish, opacity and formulation stability in paint and coating systems.

Q4: Can this calcium carbonate be used in plastics?
A: Yes, it is commonly used as a filler to enhance properties and reduce material cost.

Q5: How is this product supplied?
A: It is supplied in a 25kg bag suitable for industrial use.