Drilling reagent “Lignotin-ZR”
TU U 24.1-24709453-010-2011
Lignotin-ZR is a chromium-free deflocculating drilling reagent based on polyanionic lignosulfonates.
Used as the main viscosity reducer and rheology regulator in all drilling fluids based on fresh, formation, sea, gypsum and salt (up to saturation) water.
The optimal concentration of the reagent “Lignotin-ZR” in drilling fluids with a density of 1050-1800 kg/m3 is 1-3%.
Bulk density 0.7 g/cm3, compatible with all chemicals.
“Lignotin-ZR” is produced in the form of a powder from yellow to brown color, according to physico-chemical parameters it must meet the requirements specified in the table.
Quality indicator table.
| Quality indicators | Norm according to specifications | |
|---|---|---|
| 1 | Appearance | Powder yellow to dark brown |
| 2 | Mass fraction of moisture, %, no more | 10 |
| 3 | pH of 1% aqueous solution, units. pH | 4-7 |
| 4 | Liquefaction index, %, not less | 40 |
Packaging: polypropylene bags with a polyethylene liner 25-30 kg.
Loading standards: gondola railway car – 50-55 tons