Calcium Carbonate Flakes

GCS CALCIUM FLAKES

High-performance calcium carbonate flakes for drilling fluids, improving fluid loss control and formation sealing.

Product Overview

GCS Calcium Flakes (Calcium Carbonate Flakes) are high-performance, plate-shaped bridging agents used in drilling fluid systems for effective fluid loss control and formation sealing. Unlike conventional granular calcium carbonate, the flake structure provides enhanced surface coverage and superior bridging efficiency, making it particularly effective in sealing pores, fractures, and permeable zones.

When added to drilling fluids, the flakes align and overlap within the formation, creating a dense, low-permeability barrier that minimizes filtrate invasion while maintaining wellbore stability. One of the key advantages of calcium carbonate is its acid solubility, allowing the material to be easily removed during post-drilling acidizing treatments. This makes it highly suitable for reservoir drilling where preserving formation productivity is critical. Compatible with both water-based (WBM) and oil-based mud (OBM) systems, Calcium Carbonate Flakes deliver reliable performance across a wide range of drilling conditions, including offshore, ERD, and HPHT environments.

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Applications

Fluid loss control in drilling operations
Bridging and sealing of pores, fractures, and permeable formations
Reservoir drilling applications requiring removable materials
Water-based mud (WBM) and oil-based mud (OBM) systems
Offshore and deepwater drilling environments
Extended Reach Drilling (ERD) wells
High Pressure High Temperature (HPHT) wells
Completion and workover operations involving acid cleanup

Key Advantages

Excellent bridging capability due to plate-like particle structure
Provides effective fluid loss control in permeable and fractured formations
Forms a thin, low-permeability seal for improved wellbore stability
Acid-soluble, allowing easy removal without formation damage
Compatible with both WBM and OBM drilling fluid systems
Performs reliably under high pressure and high temperature (HPHT) conditions
Reduces risk of differential sticking and fluid invasion
Enhances drilling efficiency and maintains fluid integrity
Suitable for reservoir drilling and completion operations
Easy to mix and disperse in drilling fluid systems

Physical Properties

Generic Name	Calcium Carbonate (CaCO₃)
Appearance	White Flakes
Moisture	3% Max
Solubility in 15% (w/w) HCI, % by mass	98% Max

Packaging

50Lbs Bag 25 KGs Bag Customized packaging options upon request.

Storage

Store in a cool, dry, and well-ventilated area away from direct sunlight. Keep containers tightly closed when not in use.

Shelf Life

24 Months

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GCS CALCIUM FLAKES