BS ISO 5350-4-2006 纸浆.尘埃和纤维素的估计.用等值黑色面积(EBA)法反射光的检验仪器

作者:标准资料网 时间:2024-04-26 11:45:21  浏览:9766   来源:标准资料网

【英文标准名称】:Pulps-Estimationofdirtandshives-Instrumentalinspectionbyreflectedlightusingequivalentblackarea(EBA)method
【原文标准名称】:纸浆.尘埃和纤维素的估计.用等值黑色面积(EBA)法反射光的检验仪器
【标准号】:BSISO5350-4-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-10-31
【实施或试行日期】:2006-10-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:背景;污染;定义;评定;纤维;杂质;纸浆;反射的;碎片;试验
【英文主题词】:Background;Contamination;Definition;Definitions;Evaluations;Fibres;Impurities;Paperpulp;Pulp;Reflective;Splinters;Testing
【摘要】:ThispartofISO5350specifiesamethodusinginstrumentalinspectionbyreflectedlightfortheestimationofvisibledirtandshivesinpulpmanufacturedinsheets,intermsofEquivalentBlackArea(EBA)ofdirtspeckswithinthephysicalarearangeof0,02mm2to3,0mm2.UsingthealgorithmprescribedinthispartofISO5350,themaximumdirtsizeislimitedto3,0mm2.Extensiontootherspecksizes(forexample,thosegreaterthan3,0mm2inphysicalarea)mayrequirechangesinequipment,calculationprocedures,orboth,andisnotcoveredinthispartofISO5350.ThispartofISO5350cannotbeusedforphysicalareameasurements,sinceitmaynotcorrectlymeasurethedirtspecksforthatmodeofmeasurement.Thespecimentobeevaluatedshouldhaveabrightness,asdeterminedbyISO3688,of30%orgreater.Itmaybenecessarytoreformsomepulpsheetsintolaboratorysheets,ifthesurfaceistooroughortextured.ThispartofISO5350isalsointendedforrecycledpulp.
【中国标准分类号】:Y31
【国际标准分类号】:85_040
【页数】:20P;A4
【正文语种】:英语