SAFETYDATASHEETDatePrepared:07/20/2015MSDSNo:SilicaProductsDate-Revised:04/18/2017RevisionNo:2SILICAPRODUCTS1.
PRODUCTANDCOMPANYIDENTIFICATIONMATERIAL:SILICAPRODUCTSGENERALUSE:RefractoryinsulationMANUFACTURERAlliedMineralProducts,Inc.
2700SciotoParkwayColumbus,OH43221Telephone:(614)-876-0244E-MailofpersonresponsibleforSDS:sdsinfo@alliedmin.
comAlliedMineralProductsEuropeB.
V.
Energieweg54691SETholen,NetherlandsTelephone:+31-166601200AlliedRefractoryProductsIndiaPvt.
Ltd.
SM-5Bol,G.
I.
D.
C.
b/hTataNano,Tal.
:SanandDist.
:Ahmedabad,Gujarat3821705,IndiaTelephone:+91-2717-616800合联联联天天天天天天天天天天天天天天术术号2天天,中中,300459EmergencyContact:黄黄卫Telephone:+86-22-25210378AlliedMineralProductsSouthAfrica(Pty)Ltd.
CrockerRoadWadevilleExt.
4WadevilleExt.
4Germinston,1407SouthAfricaTelephone:+27-11-902-6930FabricadosnoBrasilparaAlliedMineralProducts,Inc.
DeTogniS/AMateriaisRefratariosTelephone:+55-35-2101-2222FabricadoenChileparaAlliedMineralProducts,Inc.
PorRefractariosIungeLtda.
Telephone:(56-2)2745-36132.
HAZARDSIDENTIFICATIONGHSCLASSIFICATIONSHealth:TargetOrganToxicity(Repeatedexposure),Category2GHSLABELHealthhazardSIGNALWORD:WARNINGHAZARDSTATEMENTSH373:Maycausedamagetoorgans(stateallorgansaffected,ifknown)throughprolongedorrepeatedexposure(statePage1of9SAFETYDATASHEETDatePrepared:07/20/2015MSDSNo:SilicaProductsDate-Revised:04/18/2017RevisionNo:2SILICAPRODUCTSrouteofexposureifitisconclusivelyproventhatnootherroutesofexposurecausethehazard).
PRECAUTIONARYSTATEMENT(S)Prevention:P260:Donotbreathedust/fume/gas/mist/vapours/spray.
P285:Incaseofinadequateventilationwearrespiratoryprotection.
P501:Disposeofcontents/containerto.
.
.
EMERGENCYOVERVIEWIMMEDIATECONCERNS:NotApplicablePOTENTIALHEALTHEFFECTSEYES:Causeseyeirritation.
SKIN:Maycauseskinirritation.
INGESTION:Notalikelyrouteofentry.
INHALATION:Donotbreathedustasitmaycausepermanentlunginjury(Silicosis).
TheIARChasclassifiedcrystallinesilicainhaledintheformofquartzorcristobalitecarcinogenictohumans(GroupI).
USGHSCarcinogenClassification:WARNINGCarcinogen,Category1H350:MayCauseCancer(Inhalation)MEDICALCONDITIONSAGGRAVATED:Theconditionofindividualswithlungdisease(e.
g.
,bronchitis,emphysema,chronicobstructivepulmonarydisease)canbeaggravatedbyexposure.
ROUTESOFENTRY:InhalationTARGETORGANSTATEMENT:Respiratorysystem,skinCOMMENTS:Crystallinesilicaexistsinseveralforms,themostcommonofwhichisquartz.
Ifcrystallinesilica(quartz)isheatedtomorethan870oC(1600oF)itcanchangetoaformofcrystallinesilicaknownastrydimite,andifcrystallinesilica(quartz)isheatedtomorethan1470oC(2680oF),itcanchangetoaformofcrystallinesilicaknownascristobalite.
Crystallinesilicaastrydimiteandcristobalitearemorefibrogenicthancrystallinesilicaasquartz.
3.
COMPOSITION/INFORMATIONONINGREDIENTSChemicalNameWt.
%CASSilica,Crystallinequartz(non-respirable)Upto10014808-60-7Silica,Crystallinequartz(respirablefraction)<1014808-60-7Page2of9SAFETYDATASHEETDatePrepared:07/20/2015MSDSNo:SilicaProductsDate-Revised:04/18/2017RevisionNo:2SILICAPRODUCTS4.
FIRSTAIDMEASURESEYES:Immediatelyflusheyeswithplentyofwaterforatleast15minutes.
Seekmedicalattentionifirritationpersists.
SKIN:Washwithsoapandwater.
Seekmedicalattentionifirritationdevelopsorpersists.
INGESTION:Drinkplentyofwater.
Consultaphysician.
INHALATION:Removetofreshair.
Ifnotbreathing,giveartificialrespirationorgiveoxygenbytrainedpersonnel.
Seekimmediatemedicalattention.
SIGNSANDSYMPTOMSOFOVEREXPOSUREEYES:Irritation,burning,redness,pain.
SKIN:Contactmaycauseskinirritation.
INGESTION:Notalikelyrouteofentry.
INHALATION:Mayincludeshortnessofbreath,wheezing,coughing,andsputumproduction.
ACUTEEFFECTS:Overexposuretodustmayaggravaterespiratoryconditions.
CHRONICEFFECTS:Prolongedorrepeatedoverexposuremaycauselungdamage.
NOTESTOPHYSICIAN:NotApplicable5.
FIREFIGHTINGMEASURESGENERALHAZARD:Thisproductisnoncombustibleandwillnotigniteorcontributetotheintensityofafire.
EXTINGUISHINGMEDIA:Asappropriateforsurroundingfire.
FIREFIGHTINGPROCEDURES:Asappropriateforsurroundingfire.
FIREFIGHTINGEQUIPMENT:Asinanyfire,wearself-containedbreathingapparatuspressure-demandandfullprotectivegear.
6.
ACCIDENTALRELEASEMEASURESSMALLSPILL:Vacuumorsweepupmaterialandplaceinadisposalcontainer.
Avoiddustgeneration.
LARGESPILL:Cleanupusingmethodswhichavoiddustgeneration.
Compressedairshouldnotbeusedtocleanupspills.
Wearappropriatepersonalprotectiveequipment.
Collectmaterialinacompatibleandappropriatelylabeledcontainer.
Disposeofmaterialfromprocessing,installation,maintenance,ortear-outoperationsinaccordancewithapplicableregulations.
ENVIRONMENTALPRECAUTIONSWATERSPILL:Dustsofas-manufacturedrefractoryproducthavealoworderofaquatictoxicity,areinsoluble,andarenotverymobile.
Baseduponthisinformation,itisnotbelievedtobeasignificantthreattotheenvironmentifaccidentallyreleasedintowater.
LANDSPILL:Dustsofas-manufacturedrefractoryproductarenotbelievedtobeasignificantthreattotheenvironmentifaccidentallyreleasedonland.
Dustandmaterialgeneratedduringmaintenanceandtear-outoperationsmaybecontaminatedwithotherhazardoussubstances(e.
g.
,metals,alkalinematerials).
Evaluationofdustandmaterialfromspecificprocessesshouldbeperformedtodetermineifanenvironmentalthreatexistsinthecaseofarelease.
Page3of9SAFETYDATASHEETDatePrepared:07/20/2015MSDSNo:SilicaProductsDate-Revised:04/18/2017RevisionNo:2SILICAPRODUCTSAIRSPILL:Exhaustventilationisrecommendedtomaintainairbornedustconcentrationsbelowregulatoryexposurelevels.
Consultindividualoperatingpermitsforallowableairemissions.
GENERALPROCEDURES:NotApplicableSPECIALPROTECTIVEEQUIPMENT:PersonalProtectiveEquipmentshouldbewornasindicatedinSection8.
7.
HANDLINGANDSTORAGEGENERALPROCEDURES:Keepdryandavoidexposuretomoisturepriortouse.
HANDLING:Useproperproceduresforinstallationandoperation.
Contactmanufacturerforproperprocedures.
Practicegoodhousekeepingtominimizedustgeneration.
Respiratorsshouldbewornduringinstallationandremovalofproductifdustcouldbegenerated.
ConsultSection8forrespiratorselectioninformation.
STORAGE:Storeinadryarea.
STORAGETEMPERATURE:NotApplicable8.
EXPOSURECONTROLS/PERSONALPROTECTIONEXPOSUREGUIDELINESOSHAHAZARDOUSCOMPONENTS(29CFR1910.
1200)EXPOSURELIMITSChemicalNameTypeppmmg/m3Silica,Crystallinequartz(non-respirable)OSHAPELTWA[1]0.
1[1]ACGIHTLVTWA[2]0.
025[2]SupplierOELTWANAOSHATABLECOMMENTS:1.
OSHAhasissuedaproposedsilicastandardloweringthePELto0.
05mg/m3forsilica,crystallinequartz-respirablefraction.
TheproposedstandardmaintainsthePELforcristobaliteat0.
05mg/m3.
2.
Silicaexposurelimitslistedareforrespirablefractions.
ENGINEERINGCONTROLS:Localexhaustventilationmaybenecessarytocontrolanyaircontaminantstowithintheirexposurelimitsduringtheuseofthisproduct.
PERSONALPROTECTIVEEQUIPMENTEYESANDFACE:Wearsafetyglasseswithsideshields(orgoggles)andafaceshield.
SKIN:Userubbergloves.
Washthoroughlyafterhandling.
RESPIRATORY:Ifitisnotpossibletoreduceairborneexposurelevelstobelowtheexposurelimitswithventilation,usethetablebelowtoassistyouinselectingrespiratorsthatwillreducepersonalexposurestobelowtheexposurelimits.
Theassignedprotectionfactor(APF)istheminimumanticipatedlevelofprotectionprovidedbyeachtypeofrespiratorworninaccordancewithanadequaterespiratoryprotectionprogram.
Forexample,anAPFof10meansthatthePage4of9SAFETYDATASHEETDatePrepared:07/20/2015MSDSNo:SilicaProductsDate-Revised:04/18/2017RevisionNo:2SILICAPRODUCTSrespiratorshouldreducetheairborneconcentrationofaparticulatebyafactorof10,sothatiftheworkplaceconcentrationofaparticulatewas150ug/m3,thenarespiratorwithanAPFof10shouldreducetheconcentrationofparticulateto15ug/m3.
AssignedProtectionFactorTypeofRespirator10Anyair-purifyingelastomerichalf-maskrespiratorequippedwithappropriatetypeofparticulatefilter.
Appropriatefilteringfacepiecerespirator.
Anyair-purifyingfullfacepiecerespiratorequippedwithappropriatetypeofparticulatefilter.
Anynegativepressure(demand)supplied-airrespiratorequippedwithahalf-mask.
25Anypoweredair-purifyingrespiratorequippedwithahoodorhelmetandahighefficiency(HEPA)filter.
Anycontinuousflowsupplied-airrespiratorequippedwithahoodorhelmet.
50Anyair-purifyingfullfacepiecerespiratorequippedwithN-100,R-100,orP-100filter(s).
Anypoweredair-purifyingrespiratorequippedwithatight-fittingfacepiece(halforfullfacepiece)andahigh-efficiencyfilter.
Anynegativepressure(demand)supplied-airrespiratorequippedwithafullfacepiece.
Anycontinuousflowsupplied-airrespiratorequippedwithatight-fittingfacepiece(halforfullfacepiece).
Anynegativepressure(demand)self-containedrespiratorequippedwithafullfacepiece.
1000Anypressure-demandsupplied-airrespiratorequippedwithahalf-mask.
PROTECTIVECLOTHING:Wearclothingwhichminimizesskincontactorexposure.
WORKHYGIENICPRACTICES:Usegoodpersonalhygienewhenhandlingthisproduct.
Washhandsafteruse,beforesmoking,orbeforeusingthetoilet.
OTHERUSEPRECAUTIONS:RecommendchestX-raysandyearlyvitalcapacitytestsforemployeesregularlyexposedtosilicaforearlydetectionofsilicosis.
Complywithallguidelinesforcrystallinesilicaexposure.
9.
PHYSICALANDCHEMICALPROPERTIESPHYSICALSTATE:GranularsolidODOR:NoOdorAPPEARANCE:Granulartofinematerial.
pH:NotApplicablePERCENTVOLATILE:NotApplicableFLASHPOINTANDMETHOD:NotApplicableFLAMMABLELIMITS:NotApplicableVAPORPRESSURE:NotApplicablePage5of9SAFETYDATASHEETDatePrepared:07/20/2015MSDSNo:SilicaProductsDate-Revised:04/18/2017RevisionNo:2SILICAPRODUCTSVAPORDENSITY:NotApplicableBOILINGPOINT:NotApplicableFREEZINGPOINT:NotApplicableMELTINGPOINT:Referenceproductliterature.
SOLUBILITYINWATER:<3%EVAPORATIONRATE:NotApplicableSPECIFICGRAVITY:2to3.
000g/cc10.
STABILITYANDREACTIVITYHAZARDOUSPOLYMERIZATION:Hazardouspolymerizationwillnotoccur.
STABILITY:Stable.
CONDITIONSTOAVOID:NotApplicableHAZARDOUSDECOMPOSITIONPRODUCTS:NotApplicableINCOMPATIBLEMATERIALS:Strongacids,bases,oxidizingagents.
11.
TOXICOLOGICALINFORMATIONACUTETOXICITYNOTES:Acutesilicosiscanoccurwithexposurestoveryhighconcentrationsofrespirablecrystallinesilicaoveraveryshorttimeperiod.
USGHSCarcinogenClassificationIARC:TheInternationalAgencyforResearchonCancer("IARC")concludedthattherewas"sufficientevidenceinhumansforthecarcinogenicityofcrystallinesilicaintheformsofquartzorcristobalitefromoccupationalsources",andthatthereis"sufficientevidenceinexperimentalanimalsforthecarcinogenicityofquartzandcristobalite".
TheoverallIARCevaluationwasthat"crystallinesilicainhaledintheformofquartzorcristobalitefromoccupationalsourcesiscarcinogenictohumans(GroupI)".
TheIARCevaluationnotedthat"carcinogenicitywasnotdetectedinallindustrialcircumstancestudies.
Carcinogenicitymaybedependentoninherentcharacteristicsofthecrystallinesilicaoronexternalfactorsaffectingitsbiologicalactivityordistributionofitspolymorphs".
ForfurtherinformationontheIARCevaluation,seeIARCMonographsontheEvaluationofCarcinogenicRiskstoHumans,Volume68,"Silica,SomeSilicates.
.
.
"(1997).
(Emphasisadded).
NTP:CrystallineSilica(respirable)-NTPreportsmayreasonablybeanticipatedtobeacarcinogen.
OSHA:Crystallinesilica(quartz)isnotregulatedbytheU.
S.
OccupationalSafetyandHealthAdministrationasacarcinogen.
Thereissubstantialliteratureontheissuesofthecarcinogenicityofcrystallinesilica,whichthereadershouldconsultforadditionalinformation.
Asummaryoftheliteratureissetforthin"Exposuretocrystallinesilicaandriskoflungcancer;theepidemiologicalevidence",Thorax,Volume51,pp.
97-102(1996).
TheofficialstatementoftheAmericanThoracicSocietyontheissueofsilicacarcinogenicitywaspublishedin"AdverseEffectsofCrystallineSilicaExposure",AmericanJournalofRespiratoryandCriticalCareMedicine,Volume155,pp.
761-765(1997).
Theofficialstatementconcludedthat"Theavailabledatasupporttheconclusionthatsilicosisproducesincreasedriskforbronchogeniccarcinoma.
Thecancerriskmayalsobeincreasedbysmokingandothercarcinogensintheworkplace.
Page6of9SAFETYDATASHEETDatePrepared:07/20/2015MSDSNo:SilicaProductsDate-Revised:04/18/2017RevisionNo:2SILICAPRODUCTSEpidemiologicstudiesprovideconvincingevidenceforincreasedcancerriskamongtobaccosmokerswithsilicosis.
Forworkerswithsilicosis,therisksforlungcancerarerelativelyhighandconsistentamongvariouscountriesandinvestigators.
Silicosisshouldbeconsideredaconditionthatpredisposesworkerstoanincreasedriskoflungcancer".
Id.
at763.
STOT-SINGLEEXPOSURE:SILICOSIS-causedbytheinhalationandretentionofrespirablecrystallinesilicadust.
Silicosiscanexistinseveralforms,chronic(orordinary),andaccelerated(oracute).
ChronicorOrdinarySilicosisisthemostcommonformofsilicosis,andcanoccuraftermanyyearsofexposuretorelativelylowlevelsofairbornerespirablecrystallinesilicadust.
Itisfurtherdefinedaseithersimpleorcomplicatedsilicosis.
SimpleSilicosisischaracterizedbylunglesions(shownasradiographicopacities)lessthan1centimeterindiameter,primarilyintheupperlungzones.
Often,simplesilicosisisnotassociatedwithsymptoms,detectablechangesinlungfunction,ordisability.
Simplesilicosismaybeprogressiveandmaydevelopintocomplicatedsilicosisorprogressivemassivefibrosis(PMF).
ComplicatedSilicosisorPMFischaracterizedbylunglesions(shownasradiographicopacities)greaterthan1centimeterindiameter.
AlthoughtheremaybenosymptomsassociatedwithcomplicatedsilicosisorPMF,thesymptoms,ifpresent,areshortnessofbreath,wheezing,cough,andsputumproduction.
12.
ECOLOGICALINFORMATIONECOTOXICOLOGICALINFORMATION:NoneKnownBIOACCUMULATION/ACCUMULATION:NotApplicableDISTRIBUTION:NotApplicableCHEMICALFATEINFORMATION:NotApplicableGENERALCOMMENTS:Dustsofas-manufacturedrefractoryproducthavealoworderofaquatictoxicity,areinsoluble,andarenotverymobile.
Baseduponthisinformation,itisnotbelievedtobeasignificantthreattotheenvironmentifaccidentallyreleasedonlandorintowater.
However,dustandmaterialgeneratedduringmaintenanceandtear-outoperationsmaybecontaminatedwithotherhazardoussubstances(e.
g.
,metals,respirablecrystallinesilica,alkalinematerials).
Evaluationofdustandmaterialfromspecificprocessesshouldbeperformedtodetermineifanenvironmentalthreatexistsinthecaseofrelease.
13.
DISPOSALCONSIDERATIONSPRODUCTDISPOSAL:Theas-manufacturedrefractoryproductorrefractorydustisnotconsideredahazardouswaste.
Dustandmaterialgeneratedduringuse,maintenanceandtear-outoperationsmaybecontaminatedwithotherhazardoussubstances(e.
g.
,metals,alkalinematerials)fromaparticularapplication.
Additionally,thespentrefractorycouldcontainreactionproductsnotoriginallypresentinthesuppliedrefractorymaterial.
Contaminantsorreactionproductshavethepotentialtocausetherefractorywastetoexhibithazardouswastecharacteristics.
Itistheresponsibilityoftheusertoconsultapplicableregulationspriortodisposalofanyindustrialproducttoensurewastedisposalcompliance.
Wasteanalysisandcharacterizationmaybenecessarytodetermineproperwastedisposal.
WasteManagement:Dustscouldcontainrespiratoryhazards.
Topreventwastematerialsbecomingairborneduringwastegeneration,storage,transportation,anddisposal,properdustcontrolmeasuresarerecommended.
14.
TRANSPORTINFORMATIONDOT(DEPARTMENTOFTRANSPORTATION)PROPERSHIPPINGNAME:NotRegulatedPage7of9SAFETYDATASHEETDatePrepared:07/20/2015MSDSNo:SilicaProductsDate-Revised:04/18/2017RevisionNo:2SILICAPRODUCTSROADANDRAIL(ADR/RID)PROPERSHIPPINGNAME:NotRegulatedforTransportUNNUMBER:N/APACKINGGROUP:N/ASPECIALPROVISIONS:NotApplicableAIR(ICAO/IATA)SHIPPINGNAME:NotRegulatedPRIMARYHAZARDCLASS/DIVISION:NotApplicableVESSEL(IMO/IMDG)SHIPPINGNAME:NotRegulatedMARINEPOLLUTANT#1:NotApplicable15.
REGULATORYINFORMATIONUNITEDSTATESTSCA(TOXICSUBSTANCECONTROLACT)TSCASTATUS:AllingredientsinthismixtureareincompliancewithTSCA.
CALIFORNIAPROPOSITION65:WARNING:Thisproductcontainscrystallinesilica,achemicalknowntotheStateofCaliforniatocausecancer.
RCRASTATUS:NotregulatedCANADAWHMIS(WORKPLACEHAZARDOUSMATERIALSINFORMATIONSYSTEM):ThisproductisaWHMIScontrolledsubstance.
16.
OTHERINFORMATIONDate-Revised:04/18/2017REVISIONSUMMARY:ThisMSDSreplacesthe04/18/2017MSDS.
HMISRATINGHEALTH*2FLAMMABILITY0PHYSICALHAZARD0PERSONALPROTECTIONNFPACODES020DISCLAIMER:Allinformationprovidedhereisbasedondatabelievedtobereliable.
However,THEINFORMATIONANDTHEPRODUCTAREPROVIDEDWITHOUTANYREPRESENTATIONORWARRANTY,EXPRESSORIMPLIED,INCLUDINGBUTNOTLIMITEDTOREPRESENTATIONSANDWARRANTIESREGARDINGPage8of9SAFETYDATASHEETDatePrepared:07/20/2015MSDSNo:SilicaProductsDate-Revised:04/18/2017RevisionNo:2SILICAPRODUCTSACCURACYORCORRECTNESS,THEEFFECTSOFUSINGTHEPRODUCT,THERESULTSTOBEOBTAINED,FITNESSFORAPARTICULARPURPOSE,ORTHESAFETYORTOXICITYOFTHEPRODUCT.
Itistheusers'responsibilitytodeterminethesafety,toxicity,andsuitabilityfortheiruseoftheproductandtocomplywithallapplicablestatutesandregulations.
Theconditionsormethodsofhandling,storage,use,anddisposaloftheproductarebeyondourcontrol.
Forthisandotherreasons,AlliedMineralProducts,Inc.
doesnotassumeresponsibilityandexpresslydisclaimsliabilityforloss,damage,orexpensearisingoutof,relatingto,orinanywayconnectedwiththehandling,storage,use,ordisposalofthisproduct.
ThisSDSisnotintendedasalicensetooperateunder,orarecommendationtoinfringeon,anypatents.
Appropriatewarningsandsafehandlinginstructionsshouldbeprovidedtohandlersandusers.
Page9of9
10gbiz发布了9月优惠方案,针对VPS、独立服务器、站群服务器、高防服务器等均提供了一系列优惠方面,其中香港/洛杉矶CN2 GIA线路VPS主机4折优惠继续,优惠后最低每月仅2.36美元起;日本/香港独立服务器提供特价款首月1.5折27.43美元起;站群/G口服务器首月半价,高防服务器永久8.5折等。这是一家成立于2020年的主机商,提供包括独立服务器租用和VPS主机等产品,数据中心包括美国洛...
云基yunbase怎么样?云基成立于2020年,目前主要提供高防海内外独立服务器,欢迎各类追求稳定和高防优质线路的用户。业务可选:洛杉矶CN2-GIA+高防(默认500G高防)、洛杉矶CN2-GIA(默认带50Gbps防御)、香港CN2-GIA高防(双向CN2GIA专线,突发带宽支持,15G-20G DDoS防御,无视CC)。目前,美国洛杉矶CN2-GIA高防独立服务器,8核16G,最高500G ...
腾讯云轻量应用服务器又要免费升级配置了,之前已经免费升级过一次了(腾讯云轻量应用服务器套餐配置升级 轻量老用户专享免费升配!),这次在上次的基础上再次升级。也许这就是良心云吧,名不虚传。腾讯云怎么样?腾讯云好不好。腾讯云轻量应用服务器 Lighthouse 是一种易于使用和管理、适合承载轻量级业务负载的云服务器,能帮助个人和企业在云端快速构建网站、博客、电商、论坛等各类应用以及开发测试环境,并提供...
tatanano为你推荐
服务器租用武汉服务器租用哪家好,价格优惠,售后服务好!域名代理域名在万网买好还是在它的代理商那里买虚拟主机代理紧急寻求好的虚拟主机代理商免费国内空间谁知道国内哪个免费空间好,要1GB的代理主机主机做成代理服务器,其他局域网内的电脑必须通过我的这个网络出去代理主机什么叫做代理服务器?有什么用途?成都虚拟空间虚拟主机哪家最好~~~国内最好的虚拟主机国内安全性最好的虚拟主机空间商有哪些?100m虚拟主机虚拟主机 100M 和200M 的区别?那个速度快?为什么?虚拟主机控制面板我想问下虚拟主机的控制面板有哪些还不错的品牌呢?价格不能太高最好是性价比比较高一点就行了
青岛虚拟主机 过期域名抢注 火山主机 阿里云搜索 优惠码 koss 英语简历模板word 中国特价网 美国免费空间 银盘服务 yundun 中国电信测速器 上海电信测速网站 韩国代理ip 测速电信 创速 网站防护 重庆联通服务器托管 googlevoice forwarder 更多