Lubricating additive for water-based drilling fluids RS-211 (ST-7 ECO)
Lubricating additive RS-211 (ST-7 Eco) is an economically viable, inexpensive additive, very effective when drilling vertical and directional well sections. The setting point is not higher than –250C.
|Appearance||oily liquid without mechanical impurities|
|Colour||from yellow to dark brown with various shades|
|Specific gravity||0.89 -0.92 g/cm3 at 200C|
|Foaming||absent (TU2458-001-53059878-2010, clause 5.5.)|
|Reduction of the friction coefficient of a 1% aqueous solution according to the API standard||not less than 70%|
|Setting temperature||not higher - 250C|
Lubricating additive for drilling fluids RS-211 (ST-7 Eco) is not dangerous and non-toxic, meets sanitary and epidemiological rules and regulations. At the same time, in terms of the degree of impact on the human body, it corresponds to GOST 12.1.007 and belongs to the 4th class of hazard and toxicity (low-hazard substances). Lubricating additive for drilling fluids RS-211 (ST-7 Eco) refers to a difficult-to-combustible product. The flashpoint is above 200 ° C according to GOST VZZ. RS-211 (ST-7 Eco) should be handled in accordance with the general requirements for the transportation, storage, and use of industrial chemicals. SEZ No. 42.21.04.245.P.000205.03.09 dated 26.03.2009
The recommended concentration of RS-211 (ST-7 Eco) in the solution is 0.5 - 4% by volume, depending on the type and density of the drilling fluid and the desired value of the friction coefficient. RS-211 (ST-7 Eco) is easily dispersed even in cold water. It can be used in all drilling conditions. Compatible with all chemical reagents.
Lubricating additive for drilling fluids RS-211 (ST-7 Eco) is supplied in steel or polyethylene drums in accordance with GOST 13950-91 (100 or 200 liters). Four drums are placed on pallets and additionally secured with fastening tape.
It is recommended to store it in a cool dry place, out of direct sunlight.
Shelf life is 12 months.