gc8 portland cement plaster硅酸鹽水泥抹灰

Profile InstallationmethodQualityguarantee0915日）0924002.03Section0924002.03forShanghaiDisneyResortCommonSpecificationIssuedforConstruction15September2013rShanghaicaoyangbuilding-adhesiveProduction混凝土界面處理劑（JCTA-400A）Used7天COMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNE通用技術(shù)規(guī)格 硅酸鹽水泥抹提交供施工用201306 第1/8章節(jié)0924硅酸鹽水泥抹灰第一部分綜述本節(jié)包括相關要求054000——072500——076200——079200——083100——092216——章節(jié)092424——水泥抹灰092425——092116——參考標準GB175-2007GB24408-2009GB50210-2001GB50411-2007GB/T17431-2010JC/T481-1992JC/T622-2009JGJ/T24-2000乳液砂壁狀建筑涂JGJ/T220-2010 (DIR)列名產(chǎn) UL(FRD)耐 提交材料提交程序詳見章節(jié)00130——產(chǎn)品數(shù)據(jù)：提供制造商編制的關于抹灰材料、特性與限制條件的技術(shù)數(shù)據(jù)。包括制造商關于混合比和工廠所使用的飾面材料的建議。300x300SHANGHAIDISNEY SECTION0924COMMONSPECIFICATION PORTLANDCEMENTSTERISSUEDFORCONSTRUCTION18JUNE PAGE1OFCOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNE通用技術(shù)規(guī)格 硅酸鹽水泥抹提交供施工用201306 第2/850x100x150混合物的坍落度?；旌衔锏奶涠炔豢沙^64外墻實體樣板大小應為垂直方向120mm，水平方向1200mm，以示表面飾面和顏色。實體小樣應包含隔氣層和各種類型的接縫。產(chǎn)品裝卸現(xiàn)場條件基層或環(huán)境空氣溫度低于7攝氏度或高于32在安裝過程中以及抹灰之前，應將環(huán)境溫度維持在不低于7攝氏度。第二部分產(chǎn)品硅酸鹽水泥抹灰組裝件GB/T8485-2008GB/T50121-2005標準進行計算，測得STC應為45-49。豎井內(nèi)氣壓：持續(xù)荷載為0.24千帕，最大跨中撓度為L/240GB/T8485-2008GB/T50121-2005標準進行計算，測得STC應為35-39。豎井內(nèi)氣壓：間歇荷載為0.24千帕，最大跨中撓度為L/240GB/T8485-2008GB/T50121-2005標準進行計算，測得STC應為35-39。ICCIBC國際建筑規(guī)范工件編號：遵守ICCIBCUL安全試驗所組裝件編號：提供與現(xiàn)行版UL安全試驗所耐火標準 設計依據(jù);Parex中國，廣州；聯(lián)系人：AlexZhang，總經(jīng)理（ ）,JonathanZhu,建筑立面經(jīng)理(xu 751Lankolatex:Section00132 Mie psat:統(tǒng)一顏色，混合MicroGbes200的多用途膩子和完飾砂漿，用于混凝土和磚墻基層的砂漿層，可以作為找平和完飾混凝土表面及保溫和表面基層。Section00132SHANGHAIDISNEY SECTION0924COMMONSPECIFICATION PORTLANDCEMENTSTERISSUEDFORCONSTRUCTION18JUNE PAGE2OFCOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNE通用技術(shù)規(guī)格 硅酸鹽水泥抹提交供施工用201306 第3/8抹灰材料硅酸鹽水泥、骨料和其它材料：應符合JGJ/T220-2010硅酸鹽水泥：GB175-2007，I型或II石灰：JGJ/T220-2010，S基層涂層骨料 80.15毫米：9095%飾面涂層用砂：GB/T7431-201；JC/T622200，洗過的石英砂，對于中砂抹光紋理，所有砂均通過0號篩，對于細砂抹光紋理，所有砂都通過30號篩。必要時提供其它等級砂，以便與雇主接受的樣品紋理相匹配。抹灰混合物加強措施：玻璃纖維，切為13毫米的標稱長度，耐堿，由Pilkington、Owens-CorningDur-O-WallDuPontFibermesh,Inc.制造的商品名稱為“Fibercast500”的聚丙烯纖維。預混合飾面涂層：預混合，標準制造產(chǎn)品，混合物中加入純礦物氧化顏料，符合SMA規(guī)格和灰JGJ/T220-2010抹灰砂漿技術(shù)規(guī)程；用于將抹灰粘合到混凝土表面的建議類型；LarsenProductsCorp.制造的Weld-Crete。JGJ/T220-2010抹灰砂漿技術(shù)規(guī)程；修補或維修破損的或現(xiàn)有抹灰時，用于粘合抹灰的建議類型；由LarsenProductsCorp.Weld-Crete。在現(xiàn)場經(jīng)理室和施工文件所標注的其它位置，為了飾面光滑或匹配袋裝混凝土磨面混凝土，應按照下面的要求提供含有玻璃纖維網(wǎng)格布的丙烯酸樹脂外加劑。ThorsealAcyl60或LasenProducsCop公司的產(chǎn)品.AcyicAdmix01。玻璃纖維網(wǎng)格布：按照外加劑制造商的建議，應與丙烯酸樹脂外加劑相容，以便獲得施工文件上所注明的飾面。金屬板條除非另有規(guī)定，這種類型的板條支撐點中心距不大于400將鍍鋅薄鋼板縱割并擴展，做成每0.8平方米大約11,000整體式鑲邊設計，使板條主體與護板或支承面的距離不小于6重量：1.8千克/在結(jié)構(gòu)飾面位于水下或鄰近氯化水之處，應使用 扁平肋材金屬板條：鍍鋅；3支撐點中心距不超過480重量：1.8千克/ 高肋材金屬板條：鍍鋅；9重量：1.8千克/支撐點中心距不超過600 COMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNE通用技術(shù)規(guī)格 硅酸鹽水泥抹提交供施工用201306 第4/8陰陽角網(wǎng)眼：型鋼薄板，最小厚度為.5毫米，做成可徹底嵌入抹灰中的穿孔凸緣形狀，最小尺寸為50毫米；飾面與板條相同。材料：與板條材料、網(wǎng)眼鋼板凸緣匹配的成型鍍鋅薄鋼板或不銹鋼。不接受塑料或乙烯基飾條。收口條：直角；最小0.404毫米（26gauge）陽角加固：使用1.02毫米（18gauge）除非標注其它陰陽角設計或加固方法或有更適合的設計外，應在外部硅酸鹽水泥抹灰結(jié)構(gòu)的陽角處使用。陰角加固：最薄0.404毫米（26gauge）的鍍鋅鋼，擴展翼彎曲成直角，且折疊式凸緣的重荷載陰陽角收口條：標準直角；最薄0.404毫米（26gauge）基礎窗臺砂漿層：斜角；最薄0.404毫米（26gauge）伸縮縫：含有半邊槽的兩件式滑動型，50毫米寬凸緣；最小0.404毫米（26gauge），深控制縫；可折疊形，配備保護帶，50毫米寬凸緣；最小厚度0.404毫米（26gauge）砂漿基層：最薄0.404毫米（26gauge）短肢凸緣陰陽角收口條：鍍鋅，0.404毫米（26gauge）實心金屬，穿孔翼，最小寬度用于可能出現(xiàn)拱形半徑和曲線的內(nèi)部結(jié)構(gòu)的陽角處，及豎直方向上鄰接拱形半徑或曲線的陽角處。標準陰陽角收口條：最薄0.404毫米（26gauge）配件083100——緊固件：自沖自攻螺絲。與不銹鋼板條接觸的緊固件及其他配件材質(zhì)應為316型（GB1221）W.R.GraceandCo.制造的SealtightAir-Shield；W.R.Meadows制造的SealtightAir-Shield；Carlisle制造的CCW-705TWF。替換件：參見章節(jié)00132——吸聲密封劑：按照章節(jié)079005——灰漿混合物在固體基層上：涂敷三層涂層，按照JGJ/T220-2010固體基層上的底涂（打底灰泥層COMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNE通用技術(shù)規(guī)格 硅酸鹽水泥抹提交供施工用201306 第5/8對于玻璃纖維，每袋水泥用908318第二道涂層（二道抹灰3/434-1/2對于玻璃纖維，每袋水泥用9083183/43-1/2在金屬板條上：涂敷三層涂層，按照下面的注釋和JGJ/T220-2010金屬板條上的底涂（打底灰泥層3/42-1/23-1/4對于玻璃纖維，以0.6千克纖維/立方米水泥的比例進行增強；對于聚丙烯或聚酯纖維，則以每袋水泥0.317千克的比例進行增強。第二道涂層（二道抹灰）：除最少3份且最多4-1/23/4根據(jù)粘結(jié)材料的數(shù)量，為3綜述：除本規(guī)定外，應遵守JGJ/T220-2010要求。除非雇主特別接受外，不允許使用快凝丙烯測量：可方便在任意時間，通過合適的校準設備對比例和組分進行簡單而準確的檢查。不允許使用鐵鏟測量。為了在整個混合物中徹底分散，在混合周期的最后幾分鐘，以手工撒落的方式向混合物中添加強化纖維。對于所有內(nèi)部和外部工作，在打底灰泥層和二道抹灰混合物中添加纖維。除非制造商另有建議，應向各涂層中添加丙烯酸樹脂外加劑，在打底灰泥層和二道抹灰混合物中的添加量為水泥重量的5%，在飾面涂層混合物中的添加量則為每袋水泥75升。使用機器混合每批材料，時間為至少2分鐘或直到顏色和稠度均勻為止。僅混合在初凝前可使用的最大量抹灰。初后切勿加水重拌混合物。切勿在混合器或箱子中將未使用的、混合好的抹灰放至硬化。第三部分施工檢查在開始施工前確認當前條件的適合性。檢查表面條件，了解其是否會對施工、性能和工程質(zhì)量產(chǎn)生不利影響。COMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNE通用技術(shù)規(guī)格 硅酸鹽水泥抹提交供施工用201306 第6/8檢查框架、地面和配件，確保在不需要另行增加抹灰厚度的情況下已完工抹灰表面可呈直線、水平和垂直.混凝土：確保表面平坦，蜂窩結(jié)構(gòu)已填平，且表面已適合進行本章施工，確?；炷帘砻娌淮嬖趯δɑ艺澈闲圆焕臑r青、防水劑或脫模劑。準備覆蓋或以其它方式保護好會被抹灰損壞的飾面材料。覆蓋并保護好所有鄰接面，防止被抹灰污染，包括將要被其它飾面材料覆蓋的表面。 確保耐候?qū)酉到y(tǒng)已經(jīng)按072500抹灰施工在施工前告知業(yè)主，最初的2ASTMC926適當布置抹灰工作，以便僅在自然中斷處停止，例如伸縮縫、陰陽角和其它金屬飾邊。將接縫齊平、光滑，并保持均勻，沒有可見的折皺。使用合適的涂敷和方法，確保有充足的水分可連續(xù)而適當?shù)貙λ嗄ɑ业淄繉雍惋椕嫱繉拥墓杷猁}水泥產(chǎn)生水合作用。因不正確涂敷和或而導致的裂痕或網(wǎng)狀裂縫、粉化或相似的可見缺陷，都是不可接受的，應進行修補或更換。底涂的標稱厚度為9毫米（打底灰泥層）9飾面涂層的標稱厚度為3總厚度：25底涂標稱厚度為6第二道涂層標稱厚度為6除非為了達到特定飾面而另行要求外，飾面涂層的標稱厚度為3總厚度：16在外部施工中，在各個方向的3米中心距處對所有的抹灰收縮縫進行縫合，或按圖紙所示進行。對控制縫和伸縮縫的施工進行協(xié)調(diào)。底涂層應在至少48涂敷底涂（打底灰泥層）時，充分加壓，以便插入并完全嵌入到板條上。過度涂抹。用棒搗實成一個相對平坦的平面，然后單向刮涂或刻劃（大約15毫米深）。水平刮涂垂直表面。涂敷第二道涂層（二道抹灰）時，充分加壓，以便牢牢插入打底灰泥層并完全填充刻劃到打底灰泥層中。用棒搗實成平坦的平面。COMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNE通用技術(shù)規(guī)格 硅酸鹽水泥抹提交供施工用201306 第7/8留置第二道涂層干燥5天后再涂敷飾面涂層，以便飾面涂層抹灰均衡吸收。后，在涂敷飾面涂層前將之前的涂層弄潮濕。飾面涂層（外部，非，整體顏色，已涂漆）：使用帶有整體顏色的工廠準備的抹灰混合物進行飾面處理。3飾面涂層（外部，非，已涂漆）：參考章節(jié)092424飾面涂層（內(nèi)部，已涂漆）：1份水泥，3-/2份砂，除雇主另行指定外為細砂抹光紋理必要時調(diào)整骨料級配比配，以便提供與已接受樣品相匹配的其它飾面紋理。在金屬板條上：3在混凝土或砌體上：3在飾面將被另外一種飾面材料（非油漆）覆蓋處，可涂敷打底灰泥層和二道抹灰以增加抹灰的厚度。用于光滑紋理的飾面涂層（丙烯酸外加劑）：1份白色硅酸鹽水泥，1份60號石英砂，和每袋水2加侖丙烯酸樹脂外加劑。明確分兩步涂敷飾面層，具體如下：第一步：在第二道涂層（二道抹灰）上涂敷一層15毫米厚的撇渣面層。在撇渣面層上放置玻璃纖維網(wǎng)格布并將其涂抹鑲嵌進去。從中間向邊緣涂抹并消除所有。將飾面抹灰材料拉成平滑面，這一過程應一步完成。第二步：當含有玻璃纖維網(wǎng)格布的撇渣面層已經(jīng)初凝后，按原位置再涂敷3使飾面層總厚度達到6飾面層應在至少48整體抹灰：打底灰泥層和二道抹灰，并或在飾面的涂敷過程中，應盡量減少顏色變化并按照整體顏色抹灰制造商的建議，延遲涂敷整體抹灰飾面層根據(jù)潮濕情況，必要時使用水霧罩飾面涂層抹灰，防止其過早干燥。除非整體顏色抹灰制造商另行建議，否則，切勿對整體抹灰飾面涂層進行霧罩。對因其它施工而損壞的抹灰表面進行修補或替換，或按照要求進行相應施工，以便適應新的工程。去除干凈、銳邊直線上的破裂或受損抹灰。將裂紋挖成至少25毫米寬的縫。使用粘合劑，以與原始工作相同的材料和方法進行修補。與平面內(nèi)鄰接工作、飾面和紋理相匹配，且沒有可見的接縫。清潔：完工時，從收邊條、整平板、基層、飾條和鄰接工作上清除掉過量抹灰保持施工現(xiàn)場的干凈.砂漿抹灰施工干燥時間按氣候條件情況（1- 用鋼制泥刀涂抹一層1.6-2.4mmSHANGHAIDISNEY SECTION0924COMMONSPECIFICATION PORTLANDCEMENTSTERISSUEDFORCONSTRUCTION18JUNE PAGE7OFCOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNE通用技術(shù)規(guī)格 硅酸鹽水泥抹提交供施工用201306 第8/8允許偏差實際平整度的最大偏差：將直尺放置在地面任意位置進量時，每3米偏差為3毫米本章結(jié)束SHANGHAIDISNEY SECTION0924COMMONSPECIFICATION PORTLANDCEMENTSTERISSUEDFORCONSTRUCTION18JUNE PAGE8OF SECTION0924COMMONSPECIFICATION PORTLANDCEMENT ISSUEDFORCONSTRUCTION18JUNE PAGE1OFPART1SECTION

SECTION092400PORTLANDCEMENT COMMONSPECIFICATION-IFC18JUNEPortlandcementsterforinstallationoverCOMMONSPECIFICATION-IFC18JUNEApplicationofamulti-purpose,integrallycolored,breathableandweatherproofmortarforfinishinginteriorandexteriorconcreteandmasonrysurfaces.Section054000-Cold-FormedMetalSection072500-WeatherSection076200-SheetMetalFlashingandSection079200-JointSection083100-AccessDoorsandSection092216-Non-StructuralMetalSection092424-ThemedCementSection092425-Section092116-GypsumBoardGB175-2007-CommonportlandGB24408-2009-LimitofharmfulsubstancesofexteriorwallGB50411-2007-CodeforacceptanceofenergyefficientbuildingJC/T481-1992-SlakedlimepowderintendedtobeusedinJC/T622-2009-SandforsilicatebuildingJGJ/T220-2010-TechnicalSpecification sterITS(DIR)-DirectoryofListedProducts;IntertekTestingServicesNA,Inc.;currentUL(FRD)- ProductData:Providemanufacturer'stechnicaldataonstermaterials,characteristicsandlimitationsofproductsspecified.Includemanufacturer'swritten mendationsformixproportionsandapplicationforfactory-preparedfinishmaterials.Samples:Submitfoursamples300x300mminsizeillustratingeachfinishcolorands:Manufacturer'scertificationthatmaterialsconformtoSpecificationsInstallerQualifications: specializinginperformingtheworkofthissectionwithminimumfiveyearsof edexperienceandapprovedbythemanufacturer.Slumptests:Checkslumpofeachbatchofscratchcoatandbrowncoatmixusinga50x100x150mmhighslumpcone.Mixshallbesuchthatslumpdoesnotexceed64mm. SECTION0924COMMONSPECIFICATION PORTLANDCEMENTSTERISSUEDFORCONSTRUCTION18JUNE PAGE1OFCOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION PORTLANDCEMENT ISSUEDFORCONSTRUCTION18JUNE PAGE2OFConstructmock-upofexteriorwall,1200mmverticallyby1200mmhorizontally,illustratingsurfacefinishandcolor.Includeweatherbarrierandeachtypeofjointinmock-up.Mock-upmayremainaspartofthePRODUCTProtectmaterialsfromdampness.Storematerialsindoors,offFIELDDonotapplysterwhensubstrateorambientairtemperatureisunder7degreesCorover32degreesC.Maintainminimumambienttemperatureof7degreesCduringinstallationofsteranduntilPART2 STERInteriorPartitionsIndicatedasAcoustic:ProvidecompletedassemblieswiththefollowingAcousticAttenuation:STCof45-49calculatedinaccordancewithGB/T50121-2005,basedontestsconductedinaccordancewithGB/T8485-2008.ShaftWallsatHVACShafts:ProvidecompletedassemblieswiththefollowingAirPressureWithinShaft:Sustainedloadsof0.24kPawith ummid-spandeflectionofL/240.AcousticAttenuation:STCof35-39calculatedinaccordancewithGB/T50121-2005,basedontestsconductedinaccordancewithGB/T8485-2008.ShaftWallsatElevatorShafts:ProvidecompletedassemblieswiththefollowingAirPressureWithinShaft:Intermittentloadsof0.24kPawith ummid-spandeflectionofL/240.AcousticAttenuation:STCof35-39calculatedinaccordancewithGB/T50121-2005,basedontestsconductedinaccordancewithGB/T8485-2008.FireRatedAssemblies:Providecompletedassembliescomplyingwithapplicablecode.andasshownondrawingsCoordinatecomponentsoffireratedassemblieswithmaterialsspecifiedforsupportofsterinothersections.ICCIBCItemNumbers:ComplywithapplicablerequirementsofICCIBCfortheparticularULAssemblyNumbers:ProvideconstructionequivalenttothatlistedfortheparticularassemblyinthecurrentULFire ACCEPTABLEMANUFACTURERS:MORTARCOATINGATCONCRETEANDMASONRYBasisofDesign:Parex,Guangzhou;Contacts:AlexZheng,GeneralManager , 751Lankolatex:awhiteliquidadmixtureforuseasaprimer,sealer,bondingcoatandwaterproofingcoat,orequal.COMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION PORTLANDCEMENT ISSUEDFORCONSTRUCTION18JUNE PAGE3OF posant:anintegrallycolored,multi-purposeskimcoatandfinishingmortarmixedwithMicroGobetis2000admixtureforuseoverconcreteandmasonrysubstratestolevelandfinishconcreteandmasonrysurfaces,insulationandfoamPortlandCement,Aggregates,andOtherMaterials:InaccordancewithJGJ/T220-2010,exceptasindicatedbelow:PortlandCement:GB175-2007,TypeIorTypeII,fromonesource.Providewhitecementasrequiredforcolor.Forfinishcoat:colorasindicatedonDrawings,colorboards,orasselectedbysticcement:NotLime:JGJ/T220-2010,TypeAggregateforbasecoats:ASTMC897,Naturalsand,withinthefollowingsievesizesandpercentageretainedlimits:AllpassingthroughNo.8No.0.15mm:90to95percentSandforfinishcoat:GB/T17431-2010;JC/T622-2009,washedsilicasand,allpassingaNo.20sieveformediumsandfloatfinishtexture,andallpassingaNo.30sieveforfinesandfloatfinishtexture.ProvideothersandgradationsasnecessarytomatchEmployer-acceptedtextureWater:Clean,fresh,potableand ofmineralororganicmatterthatcouldadverselyaffectAdmixture:Airentrainmenttype sterMixRein ment:Glassfibers,choppedto13mmnominallength,alkaliresistantasmanufacturedbyPilkington,Owens-Corning,orDur-O-Wall,orpolypropyleneorpolyesterfibersbyDuPont,orpolypropylenefibersbyFibermesh,Inc.withtradenameof"Fibercast500".Premixedfinishcoat:Premixed,standardmanufacturedproduct,withpuremineraloxidecolorincorporatedinmixture,inaccordancewithSMASpecificationsandStandardsforManufacturedStuccoFinishes.BondingAgent:AJGJ/T220-2010;type mendedforbondingstertoconcretesurfaces;Weld-CretemanufacturedbyLarsenProductsCorp.BondingAgent:JGJ/T220-2010;type mendedforbondingsterwhenpatchingorrepairingdamagedorexistingster;Weld-CretemanufacturedbyLarsenProductsAtStageManager'sBooth,andotherlocationsindicatedonContract storeceiveasmoothfinishortomatchsacked/rubbedconcrete,provideacrylicresinadmixturewithglassfibermeshasfollows.ThorosealAcryl60orLarsenProductsCorp.AcrylicAdmix101.Glassfibermesh:Compatiblewithacrylicresinadmixture,as mendedbyadmixturemanufacturertoachievethefinishindicatedonContract METALExceptasspecifiedotherwise,usethistypelathwheresupportedatnotmorethan400mmoncenter.Provideself-furringdiamondmeshmetallathoversolidGalvanizedsheetsteel,slitandexpandedtoform ydiamond-shapemeshesper0.8sq.m,withanintegralfurringdesignholdingthebodyofthelathnotlessthan6mmawayfromsheathingorbearingsurface.Weight:1.8kg/sqCOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION PORTLANDCEMENT ISSUEDFORCONSTRUCTION18JUNE PAGE4OFAtlocationswherethefinishsurfaceoftheconstructionisbelowwaterorinproximityofchlorinatedwater,provideType316L(GB1221)stainlesssteellath.FlatRibMetalLath:Galvanized;3mmUsewheresupportedatnotmorethan480mmonWeight:1.8kg/sqAtlocationswherethefinishsurfaceoftheconstructionisbelowwaterorinproximityofchlorinatedwater,provideType316L(GB1221)stainlesssteellath.HighRibbedMetalLath:Galvanized;9mmWeight:1.8kg/sqUsewheresupportedatnotmorethan600mmonAtlocationswherethefinishsurfaceoftheconstructionisbelowwaterorinproximityofchlorinatedwater,provideType316L(GB1221)stainlesssteellath.CornerMesh:Formedsheetsteel,minimum0.5mmthick,perforatedflangesshapedtopermitcompleteembeddinginster,minimum50mmsize;samefinishaslath.Beads,Screeds,JointAccessories,andOtherTrim:Depth ernedbysterthickness,umpossiblelengths.Material:Formedgalvanizedsheetsteel,orstainlesssteeltomatchlathmaterial,expandedmetalflanges. sticandvinyltrimarenotacceptable.CasingBeads:Squareedges;0.404mm(26gauge)minimum,withflangesamedepthassterthickness.Usetoterminatestersurfacesinaclearstraightlineatdoors,windows,otheropenings,andatdissimilarmaterialsasappropriate.ExteriorCornerRein ment:Fabricatedfromgalvanized1.02mm(18gauge)orheavierUseatexteriorcornersofexteriorPortlandcementsterconstruction,exceptwhereothercornerdesignorrein mentisindicatedormoreappropriate.Usealsoatexposedparapetswithoutmetalcosandsimilarareaswherestandingwatermayoccur.InnerCornerRein ment:0.404mm(26gauge)minimumgalvanizedsteelwithexpandedwingsbentatrightangles,andwithaccordionfoldedflangesamedepthassterUseatinteriorcornersofexteriorPortlandcementstersurfacesexceptwhereotherdesignisindicatedonDrawings.HeavyDutyCornerBeads:Standardsquarecorners;0.404mm(26gauge)minimum,withextrareinforcing.UseatexteriorFoundationSillScreeds:Bevellededges;0.404mm(26gauge)minimum,perforatedalongloweredgetopermitescapeoftrappedwater.UseatbottomofPortlandcementsteronexteriorwallsexceptwhereotherdesignisindicated.ExpansionJoints:Two-pieceslidingtypewithreveal,50mmwideflanges;0.404mm(26gauge)minimum,samedepthassterthickness.ControlJoints:Accordionprofilewithprotectivetape,50mmflanges;0.404mm(26gauge)minimum.BaseScreed:0.404mm(26gauge)minimumwithexpandedmetalwings,andflangesamedepthassterthickness.UsetodivideinteriorsterfromflushconcreteShortFlangeCornerBead:Galvanized,0.404mm(26gauge)solidmetal,perforatedwings,38mmminimuminwidth,specificallydesignedforbendingtoarchedradiiandcurvesbycuttingflangeedges.Useatexteriorcornersofinteriorconstructionwherearchedradiiorcurvesoccurandonstraight,exteriorcornersthatarecontiguouswitharchedradiiorcurves.COMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION PORTLANDCEMENT ISSUEDFORCONSTRUCTION18JUNE PAGE5OFStandardcornerbead:0.404mm(26gauge)minimumgalvanizedsteelwithexpandedmetalwings63mmminimuminwidth,andwithsolidnosing.UseatexteriorcornersofinteriorconstructionexceptwhereothercornerbeadisAccessPanels:AsspecifiedinSection083100-AccessDoorsandAnchorage:Tiewire,nails,andothermetalsupports,oftypeandsizetosuitapplication;torigidlysecurematerialsince,galvanized.Fasteners:self-piercingtapTieWire:AnnealedgalvanizedFastenersandotheraccessoriesincontactwithstainlesssteellathshallbeType316(GB1221)stainlesssteel.Waterproofingunderlayment:Self-adheringmembraneofrubberizedasphaltintegrallybondedtopolyethylenefacesheetingandbackedwithreleasepaper.IceandWaterShield,byW.R.GraceandCo.;SealtightAir-ShieldbyW.R.Meadows;CCW-705TWFbyCarlisle.Substitutions:SeeSection00132-ProductSubstitutionAcousticSealant:AsspecifiedinSection079005-JointOverSolidBases:Three-coatapplication,mixedandproportionedinaccordancewithJGJ/TFirstCoat(Scratch)overSolidOnepartportlandOnepart mentat908gpersackofcementforglassfibers,and318gpersackofcementforpolypropyleneorpolyesterfibers.SecondCoatOnepartportland3/4parthydrated Minimum3parts um4-1/2parts mentat908gpersackofcementforglassfibers,and318gpersackofcementforpolypropyleneorpolyesterfibers.1partportlandum3/4parts3-1/2partsAdjustaggregategradations/proportionsasnecessarytoprovideotherfinishtexturestomatchacceptedsamples.OverMetalLath:Three-coatapplication,mixedandproportionedasnotedbelowandinaccordancewithJGJ/T220-2010.FirstCoat(Scratch)overMetalOnepartportlandum3/4parthydratedMinimum2-1/2and um3-1/4partsaggregate,persumofcementitious mentat0.6kgoffiber/cumofcementforglassfibers,and0.317kgpersackofcementforpolypropyleneorpolyesterfibers.SecondCoat(Brown):Sameasfirstcoat,exceptminimum3partsand um4-1/2partsaggregate.COMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION PORTLANDCEMENT ISSUEDFORCONSTRUCTION18JUNE PAGE6OFOnepartportlandum3/4parts3partssand,persumofcementitiousAdjustaggregategradations/proportionsasnecessarytoprovideotherfinishtexturestomatchacceptedsamples.General:ConformtoJGJ/T220-2010,exceptasspecifiedherein.UnlessspecificallyacceptedbyEmployer,useofrapid-settingacryliclatex,orsimilartypeadditivesoradmixtures,shallnotbepermitted.Measuring:Proportionandmeasureingredientsinsuitablycalibrateddeviceswhichcanbeeasilyandaccura ycheckedatanytime.Shovelmeasurementsshallnotbepermitted.Addreinforcingfiberstomixerbyhandsprinkling,forcompletedispersionthroughoutmix,duringlastminutesofmixingcycle.Addfibersforbothscratchcoatandbrowncoatmixesforallinteriorandexteriorwork. mendedotherwisebymanufacturer,addacrylicresinadmixturetoscratchandbrowncoatmixesequalto5percentofweightofcementandtofinishcoatmixequalto7.5literspersackofcement.Mixeachbatchbymachineforatleast2minutesoruntiluniformincolorandconsistency.Mixonlyasmuchsterascanbeusedpriortoinitialset.Addcolorpigmentstofinishcoatinaccordancewithmanufacturer'sProtectmixtures Donotretempermixesafterinitialsethasoccurred.Donotleaveunused,mixedstertohardeninmixerorinboxes.PART3Verifythesuitabilityofexistingconditionsbeforestartingwork.Examinesurfacesforconditionsthatwilladverselyaffectexecution,permanence,andqualityofwork.Verifythatsurfacestobesteredare ofdust,looseparticles,oil,andforeignmatterwhichwouldaffectbondofstercoats.Examineframing,grounds,andaccessoriestoensurethatfinished stersurfaceswillbetruetoline,levelandplumb,withoutrequiringadditionalthicknessesof Concrete:Verifysurfacesareflat, barefilledflush,andsurfacesarereadytoreceiveworkofthissection.Verifynobituminous,waterrepellent,orformreleaseagentsexistonconcretesurfacethataredetrimentaltosterbond.MetalLathandAccessories:Verifylathisflat,securedtosubstrate,andjointandsurfaceperimeteraccessoriesareince.MechanicalandElectrical:VerifyserviceswithinwallshavebeentestedandCoverorotherwiseprotectfinishmaterialssubjecttodamagebyster.Coverandprotectalladjacentsurfacesfromsterstains,includingsurfaceswhichwillbecoveredbyotherfinishCleanconcretesurfacesofforeignmatter.Cleansurfacesusingacidsolutions,solvents,ordetergents.Washsurfaceswithcleanwater.Roughensmoothconcretesurfacesandapplybondingagentinaccordancewithmanufacturer'sEnsureweatherbarriersystemhasbeeninstalledperrequirementsofSection0725COMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION PORTLANDCEMENT ISSUEDFORCONSTRUCTION18JUNE PAGE7OFNotifyEmployerpriortostartofinstallation;obtainapprovalfromEmployeroffirst(2)twosquaremetersofworkpriortocontinuationofinstallation.ApplysterinaccordancewithASTMstermaybehand-ormachine-applied,exceptmachine-appliedstershallbecompactedwithhandtools.Layoutsterworksothatstoppagesoccuronlyatnaturalbreakssuchasexpansionjoints,corners,andothermetaltrimconditions.Makejoiningsflush,smoothanduniform,withoutvisiblelapmarks.MaintainstersurfaceneswithinallowabletolerancesEmployapplicationandcuringmethodsthatensuresufficientmoisturetocontinuouslyandproperlyhydratePortlandcementcomponentofcementsterbaseandfinishcoats.Crazeorwebcracking,chalking,orsimilarvisually-apparentconditions,duetoimproperapplicationand/orcuringmethods,shallnotbeacceptableandshallbepatchedorreced.Applyfirstcoat(scratch)toanominalthicknessof12.5Applysecondcoattoanominalthicknessof9.5Applyfinishcoattoanominalthicknessof3mm,intwoseparateTotalthickness:25Applyfirstcoattoanominalthicknessof6.5mm,applyforgreatestApplysecondcoattoanominalthicknessof6.5Applyfinishcoattoanominalthicknessof3mm,unlessotherwiserequiredtoachievespecificfinish.Totalthickness:16Inexteriorwork,scribecontractionjointsthroughentiresterapplicationat3moncentereachway,orasshownonDrawings.Coordinatewithcontrolandexpansionjoints.Moistcurebasecoatsforminimumof48Applyfirstcoat(scratch)withsufficientpressuretokeyandfullyembedlath.Donotovertrowel.Rodtoarelativelyevenne,thenscratchorscore(approxima y1.5mmdeep)inonedirection.Scratchverticalsurfaceshorizontally.Applysecondcoat(brown)withsufficientpressuretofirmlykeywithscratchcoatand yfillscoringinscratchcoat.Rodtoeven,truene.Allowsecondcoattodry5daysbeforeapplicationoffinishcoattoequalizesuctionforfinishcoatster.Aftercuring,dampenpreviouscoatpriortoapplyingfinishcoat.FinishTexture:Floattoaconsistentandsmoothfinishtomatchexistingfinishoracceptedmock-upsamples,asapplicable.FinishCoat(exterior,non-themed,integralcolor,painted):Finishwithfactorypreparedstermixwithintegralcolor. aticallyapplyto3mmthicknessintwoseparateTexture:AsindicatedonDrawingsorselectedbyFinishcoat(exterior,themed,painted):RefertoSection0924Finishcoat(interior,painted):1partcement,3-1/2partssand,finesandfloatfinishtextureunlessdirectedotherwisebyEmployer.Adjustaggregategradations/proportionsasnecessarytoprovideotherfinishtexturesmatchingapprovedsamples.ApplyfinishcoatsterwithsufficientpressuretofirmlykeytobrownTotalCOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION PORTLANDCEMENT ISSUEDFORCONSTRUCTION18JUNE PAGE8OFOvermetallath:3Overconcreteormasonry:3Wherefinishwillbecoveredwithanotherfinishmaterial,notpaint,sterthicknessmaybedevelopedwithscratchandbrowncoats.Finishcoat(acrylicadmixture)forsmoothtextures:1partwhitePortlandcement,1partNo.60silicasand,and2gallonsofacrylicresinadmixturepersackofcement.Applyfinishcoatintwodistinctstepsasfollows:Stepone:Over(brown)coat,applyaskimcoatof1.5mmthickness.Overskimcoat,cefiberglassmeshandembeditbytroweling.Trowelfromthecentertoedgesandeliminateallwrinkles.Drawfinishstermaterialuptoanevensurfaceinoneoperation.Steptwo:Afterskimcoatwithfiberglassmeshhastakenitsinitialset,doublebackandapplyadditional3mm.thicknesstoachieveatotalfinishcoatthicknessof6mmTrowelsurfacetoahard,smoothsurfaceofblemishes.Avoidexcessivetroweling.Avoidexcessiveworkingofsurface.Delaytrowelingaslongaspossibletoavoiddrawingexcessfinestosurface.Moistcurefinishcoatforminimumperiodof48Integralcolored ster:Curescratchandbrowncoatstersand/ordelayapplicationofintegralcolored sterfinishcoatsinamannerconsistentwithminimizingcolorvariationsinthefinishapplicationandas mendedbyintegralcolorstermanufacturer.Dependingonhumiditylevels,"fog"finishcoatsterwithwater,asnecessary,topreventprematuredryingoffinishcoatster.Donot"fog"integralcoloredsterfinishcoatsunlessmendedotherwisebyintegralcolorsterPatchingandrepairingdamagedorexistingNeatlypatchorrecedamagedstersurfacesresultingfromtheworkofothertrades,orasrequiredto modatenewWork.Cutoutbrokenordamagedsteronstraightlineswithclean,sharpedges.Cut-outcrackstominimumwidthof25mm.Usingbondingagents,patchwithsamematerialsandmethodsasoriginalwork.Matchadjoiningworkinne,finishandtexture,withoutperceptiblejoints.Cleaning:Atcompletionofwork,removeexcesssterfrombeads,screeds,base,trim,andadjoiningwork,andleaveworkclean.General:Installationshallconformtothisspecificationandmanufacturer’swritteninstructionsanddrawingdetails.Forlowporositysubstrates,applyinasinglecoatusingarollerorbrush.Highabsorptionsubstratesmayrequireasecondapplication.Allowtodry(1to24hoursdependingonweatherApplymortarmaterialasathinlevelingbasecoatusingasteeltrowelatathicknessof1.62.4mminasingleFullyembedthereinforcingmeshintothewetmortarmaterialincludingdiagonalstripsatcornersofopeningsandtrowelsmooth.Applyasecondcoatinthesamemannerasthefirsttoachievethedesiredlevelingandfinishing,toa umtotalthicknessof3-4mm.Applytomatchspecifiedfinishtype,texture,andcolor.Donotapplyfinishcoattosurfacestoreceivesealant.Keepfinishoutofsealantjoint SECTION0924COMMONSPECIFICATION PORTLANDCEMENTSTERISSUEDFORCONSTRUCTION18JUNE PAGE8OFCOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION-IFC18JUNECOMMONSPECIFICATION PORTLANDCEMENT ISSUEDFORCONSTRUCTION18JUNE PAGE9OF umVariationfromTrueFlatness:3mmin3masmeasuredbyastraightedgecedatanylocationonsurface.ENDOF SECTION0924COMMONSPECIFICATION PORTLANDCEMENTSTERISSUEDFORCONSTRUCTION18JUNE PAGE9OFprofileMillProduction 產(chǎn)品簡介ProductSHENTAIJCTA-400Aconcreteinterfacetreatingagentisakindofgreysolidpowder.Itismainlyusedforinterfacetreatingforsteringonconcretesubstrate.Substratewillberoughenedafterbeingtreatedwithinterfacetreatingagent,whichcanincreasebondingbetweenmortarandsubstrate,avoidhollowingandpeelingofsteringlayer,thuscanrecemanualrougheningprocess,savingtimeandlabor.Construction均勻（不要有生粉團5~10分鐘再次攪拌后使用。MixJCTA-400Aconcreteinterfacetreatingagentsufficientlyandevenly(ofpowerblocks)withwaterinproportionofabout1:4~4.5(1partofwater,4~4.5partsofpowderagent),stiragainafterstillstandingfor5-10minutesbeforeapplication.Floatwithirontedirectlyafterinterfacetreatingagentismixedevenly,withthicknessofabout2~3mm.大于10mm，應分多次進行找平。Afterinterfacetreatingagentisappliedonwall,waitingforabou