High Quality Chrome Lignosulfonate
Chrome Lignosulfonate is one special kind of Lignosulfonate that used as drilling mud thinner . It can resist high temperature and salt; also can easily used with other mixture together.It is mainly suitable to drilling deep well on the condition of complex geology and high salinity.
Physical and chemical index:
|
Item |
Requirement |
|
Appearance |
Blackish brown powder |
|
Moisture (%) |
≤8.5 |
|
PH(10%water solution) |
2.5~4.5 |
|
Total Cr (%) |
3.6~4.2 |
Mud performance:
|
Item |
Fresh water drilling mud |
Salt water drilling mud |
|
|
Normal temperature |
Apparent viscosity mPa.s |
≤30 |
≤30 |
|
Rate of reducing viscosity % |
≥80 |
≥65 |
|
|
High temperature |
Apparent viscosity (mPa.s) |
≤40 |
≤45 |
|
Rate of reducing viscosity % |
≥60 |
≥60 |
|
Contact : Grace Liu, 86 18346355600
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