DSHD-268 Carbon Residue Tester (Conradson Method)

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1. 1. A:ProductIntroduction:

      DSHD-268CarbonResidueTesterisdesignedaccordingthenationalstandardofPeople’sRepublicofChinaGB/T268TestMethodforCarbonResidueofPetroleumProductsbyConradsonMethod.

      DSHD-268CarbonResidueTesterisusedtodeterminetheamountofcarbonresidueofpetroleumproductsafterevaporationandpyrolysis,thustocheckcokeformingpropertyofpetroleumproducts.

      B:Maintechnicalspecificationsandparameters:1.Burner:agasburnerofMekertype

      3. ±5ml,itssurfaceisblack
      4. ±10ml;itiswithacoveranditssurfaceisblack
      5. ±10mmhighanditsringdiameterisФ130±5mm
      6. ～53mm.Theheightofconeinthemiddleis25±2mm.ThereisapieceofΦ3ironwireweldedontheuppersectionofroundtube.Theironwireisbenttoafirebridgeof50±3mminheight,whichislikeamouth.Thefirebridgeisblackandisusedasanindicatorforthemaximumheightoftheflame.7.Flameshield:itismadebypressingapieceof0.6～0.8mmthicknessironplate.ThediameterofupperopeningofthemiddleholeisΦ90±2mm,andthediameterofloweropeningisΦ82±2mm.Itcontainsanasbestospressurering.Theothertypeofflameshieldcontainsthreebendingfeetintheholeofflameshieldtosupportthecrucible.

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