Ferrochrome Lignosulfonate
FCLS
(Fe3+, Cr3+)x · (C20H24O10S2)n High-performance deflocculant and fluid loss control agent for water-based drilling mud systems. Effective at temperatures up to 200°C.
Technical Specifications
Brown / Yellow-brown
Appearance (powder)
≥95%
Dry Matter Content
150 – 200°C
Effective Temperature Range
55 – 60%
Lignosulfonate Content
0.532 g/cm³
Bulk Density
≤8%
Moisture Content
Key Applications
Deflocculant & Viscosity Control
Reduces viscosity and gel strength in water-based drilling fluids.
Fluid Loss Reduction
Effective fluid loss control agent in water-based mud systems.
Multi-System Compatibility
Effective in freshwater, saltwater, lime & gypsum systems.
Oil-in-Water Emulsifier
Functions as emulsifier for oil-in-water drilling mud formulations.
Thermal Stabilizer
Maintains performance at elevated downhole temperatures up to 200°C.
Extreme Condition Compatibility
Compatible with lignite derivatives for harsh drilling environments.
Packaging & Storage
Packaging
25 kg net weight per unit. Supplied in plastic film bag, enclosed in a woven polypropylene sack for durability and moisture protection.
Storage
Store in a dry, ventilated area. Protect from rain and moisture exposure. If the product becomes caked, crush and dissolve — performance characteristics remain unaffected.