型号Gebr.Liebisch规格Gebr.Liebisch品牌Gebr.Liebisch材质Gebr.Liebisch名称Gebr.Liebisch适用范围Gebr.Liebisch希而科贸易（上海）有限公司-Silkroad24GmbH中国***联系人：张敏（业务部销售经理）TEL:13585754584021-58375543-829FAX:021-61179684EMAIL:zm@***:1784691511MSN:zhangsir_goal@希而科优势代理德国Gebr.LiebischGmbH测试模块产品系列：Corrosiontestingunits-generalinformationModerncontrolsofqualityandcorrosionresearchneedteststanda***todetecttheeffectofcorrosiononmaterialandproducts.Weknowtwoimportantkindsofcorrosiontesting:therealtimetestinnaturalconditi***theacceleratedlaboratorytestThegreatestadvantageofthelaboratorytestinacorrosiontestingchamberis,thattheusergetsaquickresultofthecorrosionofthetestsamples.Thequickreactionisachievedbyincreasingthetemperatureandtheconcentrationofthemedium,usedinthetest.DesktypeunitCabinettypeunitChesttypeunitLiebischcorrosiontestingunitsaredesignedandc***tructedespeciallyforthesetests.Mostofthefrequentlyusedstanda***canbeperformedwiththeseunits.Wewouldbepleasedtosendyouinformationonthis.Standa***Severaltypesoftestchambersareusedtotestsamplestodifferentcorrosionconditi***.Usingtemperatureandhumiditycorrosionconditi***arecreatedinthetestchamber.Byaddingaggressivetestsolutionorpollutiongastheeffectcanbeintensified.Themostimportanttestsaresaltspraytests,condensationwatertestsandpollutiongastestswithhighhumidity.Themethodsareperformedindividuallyorcombined.Differentnationalandinternationalnormsandstanda***areapplied.Importantstanda***PossibleunitsCondensationwatertestDINENISO6270-2(oldDIN50017)Condensedwaterisgeneratedonthetestsamplesatatestchambertemperatureof40°C.Demineralizedwaterisloadedintothechamberandheatedforevaporating.Therelativehumidityisappr.100%.Periodsofhighhumiditycanbecombinedwithperiodsofventilationorcoolingdown.K400M-SCK400M-TRK1000M-SCK1000M-TRK2000M-SCK2500M-TRSaltspraytestDINENISO9227(oldDIN50021)Thisstandarddescribesthesprayingofasaltsolutioninthechamberat35°Cor50°C.AceticacidorcopperchloridecanbeaddedtotheN***solutiontoacceleratethereaction.Thefinesaltfogcondensesonthetestsamplesandinitiatescorrosion.AsaltspraychamberaccordingtoDINENISO9227issuppliedwithaminimumvolumeof400litres.S400M/A-SCS400M/A-TRS1000M/A-SCS1000M/A-TRS2000M/A-SCS2500M/A-TRPollutiongastestDIN50018/DINENISO6988Thisstandardisaspecialcondensationtestwiththeadditionofsulphurdioxide.Itisdosedintothetestchamberatthebeginningofthetest.Thegascombineswiththedemineralizedwatertosulphurousacid.Thecontaminatedcondensatecausesachemicalreactionwhichissimilartotheacidrain.KB300KBEA300Alternationteste.g.VDA621-415orVWPV1210Differentproducers,associati***andinstituti***h***edevelopedstanda***,whichcombinedperiodsofcondensationclimate,saltspray,dryingorventilation.Thepurposeistoproducerealenvironmentalstress.SKB400A-SCSKB400A-TRSKB1000A-SCSKB1000A-TRSKB2000A-SCSKB2500A-TRLiebischprocesssystemsTheLiebischtestchambersaredefinedbyalettercode,whichispartoftheprocesstypedescription.ProcesssystemS(saltspray)ProcesssystemK(condensedwater)ProcesssystemB(ventilation)Usingatwo-componentnozzleN***testsolutionissprayedinthetestchamber.Humidifiedcompressedair-usingdemineralizedwater-sucksinthetestsolutionfromac***tantlevelvessel.Thefinesaltfogisdistributedevenlyinthechamber.Partsofthesystem:indirectlyheatedtestchamberwithelectronicaltemperaturecontroloneormoretwo-componentnozzle(s)supplytankfortestsolutionc***tantlevelvesselfortestsolutionsupply(alternative:dosingpump)humidifiersystemwithautomaticwaterrefillForthecondensationwatertestdemineralizedwaterisfilledinthebottomofthechamber.Thebottomisheatedindirectly,thewaterevaporates.Partsofthesystem:indirectlyheatedtestchamberwithelectronictemperaturecontrolsystemforwaterrefill.Theprocesssystem“ventilation”isusedforventilating,dryingandcoolingdownofthetestchamberandtestsamples.Ambientairpassesthroughthechamberbyafan.Thetestroomtemperaturedecreasestoambientandtherel.humidityisreducedtoambientconditi***.Theventilationsystemisaddedtothesaltspray/condensationwatersystem.Well-definedoperatingsystemsareonly***ailableascombinationwithothersystemsorfordefiniteunittypes!ProcesssystemW(warmair)ProcesssystemF(humidity)ProcesssystemG(gas)Thewarmairsystemisusedforheatingandfastdryingofthetestchamberandsamples.Itoperatesonlyincombinationwithprocesssystem“B”(ventilation).Thedifferencetothissystemisthattheambientairisheated.Thetemperaturecanbecontrolledupto60°C.YouneedthissystemforspecialcombinedtestssuchasNissanCCT1orASTMProhesion.Theprocesssystem“F”isusedtocontroltherel.humidityinthetestchamber.Thissystemcanonlyoperateincombinationwiththesystemsventilation(B)andwarmair(W).YoucancontrolRHbetween30%and100%fortemperaturerangebetweenambientand50°C.Thegasprocesssystemisusedforautomaticallydosingadefinedvolumeofpollutiongas(Sulphurdioxide).Tostartthetestindividualconcentrati***ofgasvolumearedosedintothetestchamber.Thissystemis***ailableonlyforKBG400/1000)