Sulfonated lignite SMC
  • Description
  • Property
  • Storage & package
Sulfonated lignite is a lignite humic acid derivatives,it is obtained of the lignite under the conditions of the sulfonating agent and proper temperature. It appears brown-black powder. It is a kind of fresh water drilling viscosity depressant and filtration loss control agent, can resistance to 200℃~220℃ high temperature. It is a kind of cheaply-priced and efficient mud conditioner.




Color black brown powder

Dry basis humic acid,%


Full chromium of dry basis,%


Moisture content,%


Sulfonated lignite mainly used in petroleum, geological exploration drilling. In the drilling mud, it has a significant role in filtrate loss reduction and viscosity reduction control。It can use with many kinds of drilling fluid together directly. Frequently used with Humic acid kalium, SPNH, Sulfonated phenol formaldehyde resin, etc. Normal dosage is 2.0-3.0%.
Store it in a dry, cool and vent place. Packaged in a polyethylene-lined Kraft paper sack with an inner plastic bag.Net weight 25kg/sack.Avoid contact with eyes, skin and clothes, if not, rinse immediately with plenty of clean water.;Keep away from fire.

Get Price And Support
Product Catalog