Chrome Lignosulfonate Description

Chrome lignosulfonate is mostly used in oil drilling as multi-purpose deflocculant, gel-strength reducer, viscosity controller and fluid loss reducer.

Main Specification

ItemRequirement
Moisture8.5%max
Insoluble in water2.5%max
CaSO43.0%
Total Cr3.6~4.2
Cr complex75.0%max

Mud performance

ItemFresh water drilling mudSalt water
drilling mud
Normal temperatureApparent viscosity
mPa.s
≤30≤30
Rate of reducing viscosity   %≥85≥65
High temperatureApparent viscosity
mPa.s
≤40≤45
Rate of reducing viscosity   %≥60≥60

Chrome Lignosulfonate TDS and MSDS