China Bentonit Bohrschlamm

QINGDAO QIANCHENG MINERALS CO., LTD. YOUFANGTAIZI VILLAGE (HETOUYUAN INDUSTRY ZONE), JIAOZHOU, QINGDAO, CHINA Tel/Fax: +86 (532) 8662 6718 Contact Person: Diana Bentonite drilling mud Certificate of Analysis BENTONITE FILLING/PADDING & CARRIER MATERIAL QH-777# PHYSICAL PROPERTIESCHEMICAL PROPERTIES ( BY WEIGHT)GradeQH-777#Montmorillonite≥90%ColorLight White/ Pink-GreySiO2≥69.32%DescriptionSodium Bentonite High ActivatedAl2O3≤14.27%Moisture≤13%CaO≤1.84%Viscometer 600 rpm19NaO≤1.91%Apparent Viscosity, cps9.5K2O≤14.27%Yield - 42 gal bbl of 15 cps Slurry/ton80FeO≤0.63%Plastic Viscosity (PV)7Al2O3≤14.27%Yield Point, lb./100 ft22Heavy Metal<0.005%Filtrate, 30 minutes @ 100 psi, ml99.9Wet Sift Analyyze over 200 Mesh≤ 4%Base Exchange Capacity me/100g105Loss On Ignition ≤4.0Swell Index (ml)28Dry Screen, percent minus 2500 mesh99.9Plate Water Absorption, wt % @20° C/18 hr900Dry Screen, percent minus3000 mesh97.1(95min)Oil absorption, ASTM D 281-3141.3 lb/100lb clayWet Screen, percent plus 3000 mesh0.3(1max)Surface area (N2 Absorption)20 m2/gramBulk Density (lbs per ft3) uncompacted38PH - 6% Suspension9.5Bulk Density (lbs per ft3) compacted58ApplicationBentonite 3000 mesh is a sodium bentonite that is used as a binder, a thixotropic agent,a stabilizer, and a suspension agent to impart rheological properties to aqueous systems. It is the Standard Bentonite 3000 mesh imparts the highest degree of instantaneous hydration over other Wyoming sodium bentonites, ideal as an additive for foundry coatings, industrial coatings, IOP, detergents, paper, ceramics, and household products.