इंटरनेट मानक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. “जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ” Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru “The Right to Information, The Right to Live” “Step Out From the Old to the New” IS 6345 (1996): Methods of sampling of coal for float and sink analysis [PCD 7: Solid Mineral Fuels] “!ान $ एक न’ भारत का +नम-ण” Satyanarayan Gangaram Pitroda ““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee”” “!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै” Bhartṛhari—Nītiśatakam “Knowledge is such a treasure which cannot be stolen” IS6345:1996 Indian Standard ‘ METHODS FO GNILPMAS FO LAOC ROF TAOLF AND KNIS SISYLANA (First Revision ) ICS 75.160.10 Q BIS 1996 BUR-EAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI 110002 April 1996 Price Group 2 diloS lareniM sleuF lanoitceS ,eettimmoC DCP 7 EROF DROW sihT naidnI dradnatS tsriF( )noisiveR was adopted yb the uaeruB of naidnI ,sdradnatS after the draft dezilanif yb the diloS lareniM sleuF lanoitceS eettimmoC had neeb devorppa yb the ,muelorteP laoC dna detaleR stcudorP noisiviD .licnuoC sihT dradnats was tsrif dehsilbup ni 1971. ehT eettimmoC elbisnopser for sti noitaraperp dediced ot etadpu ti ni the thgil of ecneirepxe deniag ni the .yrtsudni nI the tneserp noisrev tsrif( )noisiver muminim ssam of gross selpmas of raw ,laoc y-rehsaw stcudorp dna that of yrotarobal selpmas htiw sliated of ezis egnar of selcitrap dna gnidnopserroc muminim rebmun of stnemercni gniniatrep ot evisneherpmoc test dna enituor test evah neeb deifidom ni ecnadrocca htiw rieht ytilibatius for taolf dna knis sisylana of naidnI .slaoc sihT dradnats for gnilpmas of laoc for taolf dna knis sisylana si dedeen ot niatbo elbadneped cisab data rehtie for gningised of yrehsaw or for gnissessa sti ycarucca dna noisicerp of the ecnamrofrep of a yrehsaw dna ycneiciffe of yna laudividni gnihsaw .tnempiuqe ehT gnilpmas of laoc for lacimehc sisylana hcihw si ylraelc denifed ni SI 436 (Part teS/l 1) : 1964 ‘Methods for gnilpmas for laoc dna :ekoc Part 1 gnilpmaS of ,laoc noitceS 1 launaM gnilpmas ’)desiver( dna SI 436 (Part teS/l 2) : 1976 ‘Methods for gnilpmas of laoc dna :ekoc Part 1 gnilpmaS of ,laoc noitceS 2 lacinahceM ,’gnilpmas yllacisab reffid a tol for gnilpmas of laoc of taolf dna knis .sisylana lacimehC sisylana seriuqer snoitatneserper of selpmas for suoirav sretemarap hcus as ash, ,erutsiom elitalov .rettam etc, htiw denifed stimil of .ycarucca ,revewoH ni case of taolf dna knis sisylana htob ezis dna cificeps ytivarg noitisopmoc osla deen ot eb detneserper htiw .ycarucca hcihw has tcapmi no the ngised factors dna yllanif the cost of the .yrehsaw nI gniraperp siht dradnats ecnatsissa has neeb devired morf SA 2617 : 1983 ediuG‘ for the gnikat of selpmas morf hard laoc smaes in-situ ‘, dehsilbup yb sdradnatS noitaicossA of ailartsuA )AAS( dna 0SI 7936 : 1992 ‘Hard laoc ~~- noitanimreteD dna noitatneserp of taolf dna knis scitsiretcarahc ~ lareneG noitcerid for sutarappa dna ’serudecorp yb~dehsilbup the lanoitanretnI noitazinagrO for noitazidradnatS .)OSI( roF yna evisneherpmoc taolf dna knis test, the muminim ssam detalupits ni the tneserp dradnats tsrif( )noisiver mrofnoc ot niatrec derised degree of .ycarucca mumixaM noitaived of 2 tnecrep ni the ssam of yna cificeps ytivarg noitcarf neewteb selpmas si yllareneg expected revo the lamron egnar of cificeps ytivarg sdiuqil deyolpme for taolf dna knis sisylana of naidnI .slaoc tI ,dluohs ,revewoh eb dootsrednu that erem ecnerehda ot the muminim ssam of elpmas as debircserp ni siht dradnats lliw ton erusne the degree of ycarucca as deificeps evoba sselnu sliated of the erudecorp for gniyrrac tuo taolf dna knis sisylana are dewollof pu .ylsuolucitem sihT tniop has neeb ylralucitrap deciton morf a lacitsitats sisylana of the stluser of taolf dna knis tests deirrac tuo yb tnereffid .seirotarobal nI gnitroper ehI stluser of sisylana edam ni ecnadrocca htiw siht ,dradnats fi the lanif ,eulav devresbo or .detaluciac si ot eb dednuor off. ti llahs eb enod ni ecnadrocca htiw SI 2 : 1960 seluR‘ for gnidnuor off laciremun seulav .‘)desiver( IS 6345 : 1996 Indian Standard METHODS FO GNILPMAS FO LAOC ROF TAOLF AND KNIS SISYLANA ( First Revision) 1 SCOPE 4.1.2 nI case ti si yrassecen ot tcelloc selpmas morf each ,ecruos yreve 1 000 sennot or ssel of laoc llahs 1.1 sihT dradnats sebircserp the sdohtem of gnilpmas etutitsnoc a .tol roF the esoprup of siht ,dradnats a of laoc taolf-rof dna knis sisylana for the esoprup of ’ecruos‘ llahs naem laudividni maes ni a ralucitrap gnitaulave the ytilibahsaw scitsiretcarahc of laoc dna .yreilloc ycneiciffe of gnihsaw .stnempiuqe 4.2 Gross Samples 2 NORMATIVE REFERENCES 4.2.1 Raw Coal ehT gniwollof sdradnats niatnoc snoisivorp ,hcihw hguorht ecnerefer ni the text, etutitsnoc snoisivorp gnidnepeD no the top ezis of the laoc ni the evitcepser of siht .dradnats tA the emit of noitacilbup the snoitide ezis ,segnar gross selpmas of the muminim ssam as detacidni were .dilav llA sdradnats are tcejbus ot debircserp ni elbaT 1 llahs eb .nward ehT rebmun of noisiver dna seitrap ot tnemeerga desab no siht dradnats stnemercni dna the muminim ssam of stnemercni llahs are degaruocne ot etagitsevni the ytilibissop of osla eb as debircserp ni elbaT 1. nI enim-fo-nur slaoc gniylppa the tsom tnecer noitide of the sdradnats detsil gniniatnoc selcitrap of revo 200 ot 400 .mm the :woleb muminim ssam of a gross elpmas dluohs eb 5 000 kg. .OXSI Title 4.2.2 Washery Products/Plant Products 436 Methods for gnilpmas of laoc dna :ekoc roF naelc ,laoc ,gnilddim knis/stcejer selpmas the muminim ytitnauq yam eb desaercni naht that of raw ( Part teS/l 1 ) : 1964 Part 1 gnilpmaS of ,laoc ,laoc fi so detnarraw ni cificeps cases of ,noitarapes noitceS 1 launaM ot erusne that etauqeda stnuoma of decalpsim slairetam gnilpmas ( revised ) are elbaliava ni yna evitaler ytisned ,noitcarf so that ( Part teS/l 2 ) : 1976 Part 1 gnilpmaS of ,laoc derised degree of ycarucca si morf~deniatbo the tests. selpmaS dluohs eb nekat as noos as elbacitcarp after noitceS 2 lacinahceM the lairetam sevael the gninaelc tinu ni order ot gnilpmas eziminim .egakaerb 3810 yrassolG of smret gnitaler nehW a neercs sisylana of a tnalp tcudorp si edam ni ot dilos larenim :sleuf noitcennoc htiw a gninaelc tnalp ycneiciffe test, ti lliw ( Part 1 ) 1977 Part 1 laoC dna sti eb dnuof that there si emos lairetam woleb the lanimon noitaraperp tsrif( revision) mottob ezis gnieb treated ni the gninaelc .tinu ehT ssam dna elcitrap ezis egnar of siht ezisrednu lairetam ( Part 2 ) : 1977 Part 2 laoC gnilpmas dna dluohs eb recorded. sisylana nI gnilpmas ,plup senif woleb 0.5 ,mm the ssam of the 3 TERMINOLOGY )deird( sdilos llahs ylpmoc htiw the stnemeriuqer of 3.1 roF the esoprup of siht dradnats the snoitinifed elbaT 2. stnemercnI tsum eb nekat at raluger emit nevig ni 2 of SI 436 (Part eeS/l 1) : 1964 llahs .ylppa slavretni revo the latot cross noitces of the plup maerts rehtie yllaunam or yb lacinahcem ,snaem gnisu a 3.1.1 oS far as the snoitinifed of ezis grades of laoc gnilpmas ecived gnivah a yticapac lauqe ot at tsael eciwt are ,denrecnoc the ygolonimret adopted ni SI that of the dednemmocer muminim ssam .tnemercni :)ltraP(0183 :)2traP(0183SIdna7791 llahs7791 Care dluohs eb desicrexe ni order erusneot that enon .ylppa of the elpmas si tsol yb .gnihsalps 4 GROSS -SAMPLES FOR FLOAT AND SINK A evisneherpmcc gninaelc tnalp ycneiciffe test ANALYSIS sevlovni citametsys ssam ecnalab of lla slairetam gniretne dna gnivael the .tnalp nI siht case the ssam 4.1 Lot dna erutsiom tnetnoc of the raw feed, the ssam dna 4.1.1 rbF yrehsaw laoc where the feed si dednelb the erutsiom tnetnoc as deviecer of lla denaelc ,stcudorp latot ytitnauq of laoc elbaliava gnirud a fo’tfihskrow 8 ,dracsid etc, dna the emulov dna sdilos tnetnoc ni the sruoh llahs etutitsnoc a .tol morF each tol eno gross tneulffe lliw eb .deriuqer ehT ssam of lla slairetam si elpmas llahs eb .nekat detaluclac ot a mrofinu ria deird erutsiom sisab dna SI 6345 : 1996 Table 1 Minimum Mass of Gross Sample of Raw Coal ( Clause 4.2.1 ) IS .oN eziS of Coal, mm Minimum No. Minimum Mass Minimum Mass of Increments of Increments of Gross / Sample kg kg (2) (3) (4) (5) ynA CXIS evoba 002 25 80 2 000 ro.57/001-002 yna ezis edarg gnwah pot ezis fo selcitrap 002 25 60 1 500 05-57/001 ro yna ew edarg gmvah pot ew fo selcitrap 57 mm 25 40 1 000 .52-05 ro yna xrs gnivah pot ezis fo selcitrap fo 05 mm 25 20 500 l-52 3 ro yna ezis gnivah pot ezis fo selcitrap fo 52 mm 25 01 250 h-31 10 yna ezis gnivah pot ezis fo selcitrap fo 31 mm 25 2 50 3-6 ro yna ezis gnivah pot ezis fo selcitrap fo 6 mm 15 1 51 l-3 5. ro vna ezis gnivah pot ezis fo selcitrap fo 3 mm 51 53.0 5 I O-5. 5 ro yna ezis gnivah pot ezis fo selcitrap fo 5.1 mm 51 51.0 2 wolell 5.0 51 70.0 1 NOI’I~ dradnatS erauqs eloh sneercs ot eb desu ot peek ytimrofinu htiw eht lairtsudni .ecitcarp the feed gniretne dna stcudorp gnivael the tnalp are erehW tnemercni ssam detcelloc yb na citamotua decnalab tsniaga each other. ehT ycneiciffe of the relpmas si erom naht the muminim ssam debircserp gninaelc tnalp si assessed morf the ’lautca dna ni siht ,dradnats regral ssam of gross selpmas naht those laciteroeht sdleiy dna grades. ehT sisylana of the raw deificeps ni siht dradnats yam eb .nekat nI on case the feed tliub pu yb the noitatupmoc morf the sessam dna muminim ssam of na tnemercni llahs eb ssel naht that sisylana of lla the stcudorp si erom elbailer naht that deificeps ni the .selbat deniatbo yb tcerid noitanimaxe dna ti si therefore desu for the noitaluclac of the laciteroeht .sdleiy 5.2.1 nI case the citamotua srelpmas are ton elbaliava for the noitcelloc of selpmas ni a ,tnalp selpmas yam eb detcelloc morf royevnoc tleb or yna other 5 YROTAROBAL SELPMAS ROF TAOLF DNA tneinevnoc tniop htiw the pleh of a scoop or a levohs KNIS SISYLANA for hcihw the deliated erudecorp si nevig ni 3.2.1 5.0 General ot 3.2.3 of SI 436(Part teS/l 1) : 1964. laniF selpmas for taolf dna knis sisylana llahs eb nward 6 GNILPMAS FO LAOC IN-SITU tuo of the gross selpmas nward for raw laoc dna MAES( )ELPMAS yrchsnv\ ,stcudorp as debircserp ni elbaT 3. 6.0 General 5.1 Sampling of Run-of-Mine Coal nI the gninnalp or noitcejorp of a ,yrehsaw ti semoceb tnim-fo-nuR selpmas llahs eb nward morf sbut dedaol tiv\ h laoc as elbaliava at daeh-tip or skcurt or snogaw yrassecen ot niatbo deliated noitamrofni no the ytilibahsaw scitsiretcarahc of slaoc morf suoirav at the emit of rieht gnidaol or gnidaolnu yb gniwollof smaes/secruos that desoporp~era ot etutitsnoc the feed the latncmcrcm erudecorp of .gnilpmas nI the ot the .yrehsaw lennahC elpmas detcelloc morf a maes noitcclcs of ,sbut skcurt or snogaw morf a tol morf rehtie dnuorgrednu or ni a yrrauq sedivorp elbaulav hcihv\ stnemcrcnl arc ot eb .detcelloc the modnar data for siht .esoprup ehT gnilpmas erudecorp adopted noitcclcs crudccorp as debircserp ni xennA A of ni siht case si etiuq tnereffid morf those dessucsid SI 436 (Part eeS/I 1) : 1964 dna SI 436 (Part eeS/l 2) : 1976 llahs eb adopted. .reilrae sliateD of siht erudecorp evah neeb denialpxe ni SI 436 (Part teS/l 1) : 1964. :ITON selpmaS fo enim-fo-nur laoc morf eht gninnur maerts llahs eb detcelloc sa debircserp ni IS 436 (Part Ii 6.1 roF yna maes noitces of tuoba 3 m dna evoba m See I ) 4601‘ and IS 436( traP 1 teS‘ )2 : I Y 67 llahs eh .detpoda ,ssenkciht yllausu a lennahc of snoisnemid ml X 0.4 c llahs eb tuc morf the ylhserf exposed face of 5.2 Collection of Feed and Product Samples from the laoc .maes A elttil revo a enot of laoc si suht Washing Plant deniatbo as gross .elpmas In tsom of the .seirehsaw citamotua gnilpmas secived 6.2 fI the ssenkciht of the maes or noitces si ssel arc elbaliava for the noitcelloc of selpmas morf naht 3 ,m the noisnemid of the lennahc llahs eb so \_rehsaw feed dna washed stcudorp for enituor lortnoc detsujda as ot niatbo at tsael eno ennot of laoc as gross no the ecnamrofrep of a .yrehsaw .elpmas 2 Table 2 Minimum Mass of Gross Samples of Washery Products ( Clause 4.2.2 ) Sl No. CSoiazle, o mmf --_ Comprehensive Tests Routine Tests 7 muminiM .oN fo muminiM ssaM fo muminiM ssaM fo muminiM oN fo muminiM ssak fo muminiM ssaM fo stnemercnI ssorG elpmaS stnemercnI stnemercnI ssorG elpmaS naelC sgnilddiM naelC sgnilddiM naelC sgnilddiM naelC sgnilddiM laoc ro sknis laoc ro sknis laoc ro sknis laoc ro sknis ro stcejer ro stcejer ro stcejer ro stcejer gk gk gk gk gk gk gk gk (1) 12( (3) (4) (5) (6) (7) (8) (9) )01( (11) (12) 9 l-002 57100 02 05 57 1 000 1 005 !O 05 05 005 005 ii) 05-571001 02 52 52 005 005 01 52 52 052 052 iii) 05 - 52 02 5.21 5.21 052 052 01 5 5 05 05 w )vi -52 31 02 5 5 001 001 01 3 3 03 03 )v -31 6 02 5.2 5.2 05 05 01 5.2 5.2 52 52 )iv -6 3 01 5.1 5.1 51 51 01 5.0 5.0 5 5 )iiv -3 5.1 01 5.0 5.0 5 5 01 5.0 5.0 5 5 )iiiv 5.1 - 5.0 01 2.0 2.0 2 2 01 2.0 2.0 2 2 )xi woleB 5.0 01 1.0 10 1 1 01 1.0 1.0 1 1 SETON 1 dradnatS erauqs eloh sneercs ot eb desu ot peek ytimrofinu htiw lairtsudni .ecitcarp 2 roF dexim laoc eht rebmun dna ssam fo tnemercni dluohs eb ylbatius detsujda ot niatbo etisiuqer ssam fo ssorg elpmas gnidneped nopu ezis fo laoc IS 6345 : 1996 7 TRANSPORT AND HANDLING OF SAMPLES of emirp .ecnatropmi elbatiuS snoituacerp .evah therefore, ot eb nekat at lla stages of gnildnah dna tI sdeen yldrah eb dezisahpme that ekilnu lacimehc tropsnart of the laoc selpmas detcelloc for taolf dna ,sisylana where the elpmas si syawla decuder ot a enif knis ,sisylana nI gniyrrac tuo neercs sisylana of the powder. ecnanetniam of proper ezis tsisnoc ni a elpmas selpmas roirp ot taolf dna knis tests. ralimis care has tnaem for taolf dna knis sisylana si deredisnoc ot eb ot eb nekat ot diova cndnu ezis .noitadarged Table 3 Minimum Mass of Laboratory Samples for Float and Sink Analysis ( Clause 5.0 ) of SI No. Size Coal Raw Coal Washery Products evisneherpmoC Test enituoR Test naelC laoc sgnilddiM ro sknis naelC laoc sgnilddiM ro sknis ro stcejer ro stcejer mm gk gk gk gk gk (1) (2) (3) (4) (5) (6) (7) 9 57/001-002 1 005 1 000 1 005 005 005 ii) 05-571001 0001 005 005 052 052 iii) 05 - 52 005 052 052 05 05 )vt -52 31 052 001 001 03 03 )v -31 6 05 05 05 52 52 )iv -6 3 51 51 51 5 5 )iiv 3 - 5.1 0.5 0.5 0.5 0.5 0.5 )iiiv 5.1 - 5.0 0.2 0.2 0.2 0.2 0.2 )xi woleB 5.0 0.1 0.1 0.1 1 o. 0.1 ETON - dradnatS erauqs eloh sneercs ot eb desu ot peek ytimrofinu htiw eht lairtsudni .ecitcarp 4