Bentonite Managing company
Bld.12/1, Tverskaya St., Moscow
Tel.
+7 (495) 626 51 49

BENTONITE POWDERS GRADES P1T1А, P1Т2А, P2Т1А, P2Т2А, С2Т1А, С2Т2А

Calcium bentonite from Ziryanskoye (Kurgan region) and “10th Khutor” (Khakassia) deposits is used in foundry. With regard to strength properties Bentonite Khakasia Ltd. and Kurgan Bentonite Limited manufacture bentonite powders of medium-strength and high-strength grades P1T1A, P1Т2А, P2Т1А, P2Т2А, С2Т1А, С2Т2А in accordance with GOST 28177-89.

Bentonite powders are used in combined technologies of molds production and in production of green-sand castings from all types of ferrous and non-ferrous alloys. Natural sodium bentonite of Dash-Salakhlinskoye deposit (Azerbaijan) with high strength properties is used for molds on modern automatic molding plants in mass cast iron and non-ferrous alloys casting. AzRosPromInvest LLC (joint Azerbaijan-Russian venture) manufactures the following grades of bentonite powders: P1Т1, P1Т1А, P2Т1.

Bentonite powders for green-sand mixtures are successfully used on large Russian and Belarusian foundries, such as: PAO (PJSC) “KAMAZ”, PAO (PJSC) “AVTOVAZ”, “Autocomponents Group-GAZ” (PAO (PJSC) “GAZ”, “UralAZ”, “Autodiesel” YaMZ), JSC “Mtsensk Foundry”, JSC “Altayvagon”, JSC “PO “Bezhetsk Steel”, JSC “ALNAS”, RUE “Gomel Foundry “Tsentrolit”, JSC “Minsk Automobile Plant”, JSC “Minsk Plant of Heating equipment”, Republican Unitary Enterprise “Gomselmash” etc.

Technical characteristics:

ParametersUnitValue
P1T1P2T1P2T2S2T1S3T1

Green compressive strength

Pax104 10 10 9 7
7

Wet tensile strength in moisture condensation zone

Pax104 0,28 0,22
0,2 0,2 0,15

Thermal stability

unit 0,8 0,8 0,3-0,6 0,7 0,6

Montmorillonite mass fraction, not less

% 85 80 85 70 70

Sieve residue with mesh size, not more
0,4 mm
0,16 mm

%  
3,0
10,0
 
3,0
10,0
 
3,0
10,0
 
3,0
10,0
 
3,01
0,0
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