某钢结构厂房防火涂料施工方案

某钢结构厂房防火涂料施工方案

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时间:2018-07-16

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1、钢结构厂房防火涂料施工方案meettheconstructiondrawingsprovidedstrengthandworkabilityofconstructionrequirements,mixingratiomustbedeterminedbytest.Constructionwhenyouneedtochangethemixofcementitiousmaterial,retesting,andsubmittedtothesupervisorforapproval.(2)mixingo

2、fcementitiousmaterials,shouldbecarriedoutstrictlyaccordingtothetesttodeterminetheingredientsofingredients,notampering,ingredientweighingerrorsshouldbeallowedsubjecttothefollowing:cement±2%;sand,gravelis±3%,water,additives±1%.(3)thecementitiousmateria

3、linthemixingprocessshouldremainofcoarseandfineaggregatewaterstability,accordingtochangesinmoisturecontentofaggregateandadjustwatertoensuretheaccuracyofthewater/cementratio.(4)mixingtimeofcementitiousmaterials:mechanicalmixingofnotlessthan2~3min,notar

4、tificialmix.Localsmallartificialmixtureofdrymixatleastthreetimes,thenwet-mixtouniformcolor,canbeused.(5)withcementitiousmaterialsshouldbemixed.Cementitiousmaterialsallowedintervalshouldbedeterminedthroughexperiments,orrefertothetableselected.Segregat

5、ionduringtransportandstorage,watermortarandmasonrybeforemixingagain,initialsettingofcementitiousmaterialsshallnotbeused.Cementitiousmaterialsallowbreakswhenlayingtemperature(℃)allowedinterval(min),ordinaryPortlandcementandslagPortlandcement20~3090120

6、10~201351805~10195/8.4.5andpozzolanacementmasonrymasonrywithPucastingmethod,theprocessis:masonrypreparation–materialselection→putspulpplacedstone→...8.58.5.1masonrymortarforconstructionofmasonrysandinthesand,andsiftthesandshallnotincludegrass-rootsan

7、dotherdebris.Sandclaydoesnotexceed5%.Mixingofmortar350Lmortarmixer.Mixingtime,finishedfeeding,andshallnotbelessthan1.5min,thebatchingprocess,cementbatchingerrorcontrolwithin±5%.Mortarmixusedcementmortarusedintheblendedinto3h,suchasatemperatureofover3

8、0°cduringtheconstructionperiod,within2Hoftheblendedintofinished,suchasthephenomenonofcementmortar,mixagaininfrontofthebuilding.8.5.2brickmaterialaccordingtothedesignrequirements,usingprecastconcretehollowbrick,sourcedlocally.Brickgamesontothesite,wit

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