Bentonit Wissenschafts- und Produktionsgesellschaft
Tel: +7 (495) 626 51 49
Tverskaya street, 12, build. 1
e-mail: info@bentonit.ru
About the production For drilling muds Bentonite powders’ grades: PBA PBB PBMA PBMB PBMV
PBA PBB PBMA PBMB PBMV BENTONITE POWDERS
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Bentonite is used extensively in drilling mud production; it is the principal basic visco- gelatinization agent and filtrate reducing agent.

For production of bentonite powders PBA, PBB – native-sodium, bentonite is used; and for bentonite powders PBMA, PBMB and PBMV - soda ash activated. JSC “Bentonite” is producing “OCMA GRADE” bentonite certificated by the American Petroleum Institute API.

Properties of bentonite powders are specified in the Table 1.


Table 1
Core Indicators Units of measure Grade
PBA PBB PBMA PBMB PBMV
Yield m3/t 20,5 16,5 22 17 13
Moisture content % 10 10 10 10 10


Table 2
Core Indicators
Suspension characteristics
Rate
Limits of specification API 13A Actual data
Readings of viscosimeter at 600 rpm Min 30,0 39,0
Yield point/plastic viscosity ratio Max 2,5% 0,6
Filtrate volume Max 16,0 cm 3 14,0
Residue of diameter greater than 75 μm Max 2,5% 0,6
Moisture content of powder Max 13,0% 10,3

On the customer’s request, production of special types of clay powders PBN, PBMG is possible.

Bentonite clay powder is packaging in soft containers MKR-1 weighting 900 kg. By agreement with the consumer, packaging in polypropylene bag weighting 50 kg and in multiwall bags weighting 20 kg is possible.

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