Fine carbon-alkali reagent (UShchR m) grades “B” and “C”
TU U 24.6-24709453-001-2001
Coal-alkali reagent UShchR grades “B” and “C” (hereinafter referred to as drilling reagent) is a product obtained by intensive mixing of crushed brown coal with a concentrated 42-46% solution of sodium hydroxide (caustic soda).
The drilling reagent is intended for general improvement of the quality of drilling fluids, including reducing their fluid loss and viscosity, in order to facilitate the conditions for drilling oil and gas wells.
Quality indicator table.
| Quality indicators | Norm according to specifications | ||
|---|---|---|---|
| 1 | Appearance | Brand “B” | Mark “C” |
| Powder from brown to black | |||
| 2 | Filtration rate of 10% aqueous suspension, cm³, no more | 8.0 | 6.5 |
| 3 | Mass part of total moisture, %, no more | 33 | 16 |
| 4 | Mass part of caustic soda, % | from 14 to 16 | from 16 to 18 |
| 5 | Mass part of excess caustic soda, %, no more | 7.0 | 7.0 |
| 6 | Granulometric characteristics, output size class 3 mm, %, no more | 3 | 3 |
| 7 | Mass part of sodium humates (in terms of dry weight), %, not less | 30 | 35 |
| 8 | Solubility, %, not less than * | 42 | 42 |
* The indicator is determined according to the customer’s request
Packaging:
The reagent is packaged in containers for bulk products, type MKR-1.0 C, polypropylene with a polyethylene liner. The bulk weight of one container is one ton.
Loading standards: railway gondola car – 67 tons.