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* BAROID° BENTONITE PELLETS <br /> Sealing and Plugging Material <br /> Description BAROID BENTONITE PELLETS are compressed, shaped pellets of high- <br /> yielding, untreated Wyoming bentonite. <br /> BAROID BENTONITE PELLETS are available in three sizes: 1/4", 3/8", and <br /> 1/2". <br /> Applications/Functions • Seal or grout plastic or steel casing <br /> • Isolate screen intervals, subsurface instrumentation, and sampling <br /> zones <br /> • Provide a protective interface between gravel pack and cement grout <br /> • Plug abandoned earthen boreholes and cavities <br /> • Create a stable, permanent below-grade seal in: <br /> monitor/observation wells <br /> dewatering holes <br /> caisson holes <br /> soil sampling holes <br /> mineral exploration holes <br /> water wells <br /> Advantages • High swelling capacity in the presence of fresh water <br /> • Easily removed <br /> • No heat of hydration <br /> • Re-hydratable <br /> • After hydration, forms a semi-solid, flexible seal with permeability less <br /> than 1 x 10'B cm/sec <br /> Typical Properties Appearance Pre-formed tablet shapes, gray in color <br /> Mineralogical component 85% sodium montmorillonite clay <br /> Slurry pH (6%) 8.8 <br /> Specific gravity 2.6 <br /> Bulk density, Ib/ft3 1/4" 3/8" 1/2" <br /> (as packaged) 71 71 67 <br /> 0 CopyrIght 1998,1999 Bartrq a Ha9lburlon PSL <br /> Rev.82N0 IDP 004 <br /> aAROID BENTONITE PELLETS is a registered trademark at HaBibudon Energy Services,Inc. <br /> 'Because the corrduans of use of Ma product m,Deyand the seWs"W,,Bawd suggests that Ire Purchamrmake ifs own test dmI mine the suitability for ft purchasers <br /> appuntuon.Pwchaserassumasaedsksofmardh dlrgoftMspoducf Th6ATdudwNbem#acedifdelecVwinmanufactureorpWkaging.EXWPt WWMrap'acement <br /> seueris rrollable taanydarnaWs reused bythisprodref rods use.EKCEPTAS EXPRESSLYPROVIDED FORABOV ,,THIS PRODUCT IS PROVIDED'AS-IS",AND <br /> BAROID MAKES NO OTHER WARRANTIES WITH RESPECT TO THEPRODUCT.BAROIDDISCLAIMS ALL OTHEREXPRESS OR IMPLIED WARRANTIES <br /> INCLUDING ANYWARRANTIESOF MERCHANTABILITY ACCURACY OF DATA,FITNESS FORA PARTICULAR PURPOSE,OR NON-INFRINGEMENT" <br />