VW_CONF_2016_TEADIT Rev5[4]

VALVESTEMPACKINGFOROXYGENSERVICE

Carlos D. GirãoManaging Director

Teadit Packings & Gasketscdgirao@teadit.in

Luiz P. RomanoR&D Manager

Teadit Industria e Comercioluiz.paulo@teadit.com.br

Agenda• Background• ProductionRequirements• Testing

– ThermalAnalysis– ExtractionAnalysis

• BAMTesting• EmissionsEvaluation• Conclusions

Background• OxygenServiceProducts• UsualPractice• NewApproach

Production Requirements• DedicatedFacilities• OperatorTraining• DedicatedEquipment

– FromYarntoBraidingtoDieForming

• Packaging• Traceability

Production Facilities- Producedinacontrolledenvironment

- Productfreeofcontaminationbygrease/oil,unwantedsubstancesormicroorganism.

Dedicated EquipmentCleanequipmentforoxygenprocess(CGAG-4.1-2009)

• Knitting

• Braiding• Finishing

• Packaging

Control

SolventCleanig

Vacuuming

Packaging

LabelingProtectionrecontamination

Steamwatercleaning

Personalsafety

Alloperationalstepsmustcomplywiththecompressed

gasassociation(CGA)standard(CGAG-4.1-2009Cleaningequipmentforoxygenservice,6thed.):

Packaging

Thermal AnalysisThermogravimetricanalyzer(TGA)- modelTAQ500

Extraction Testing

Sample

OX

Sample

Regular

1stDetermination 0,08 1,26

2nd Determination 0,09 1,29

3th Determination 0,07 1,35

Average(%) 0,08 1,30

Specificationislessthan0.5wt%ofoilsororganicsubstances

BAM Testing• GaseousO2 test

– Pressureburst:uptoxxxbar(reaction)– Temperature:Specified

• AIT– Pressure:uptoignition(orabovedefinedmax.)– Temperature:upto500oC

• LiquidO2

• FallingHammer–mmhigh

BAMTestResultsSummary

Packingtestedforgaseousoxygenandforliquidoxygenservice.

Forliquidoxygenservicenopressurelimit.

MAXIMUMTEMPERATURE MAXIMUMOXYGENPRESSURE

UP60C 210BAR>60UPTO300C 140BAR

Emissions Evaluation

Conclusion

With extreme care in all operational steps whichincludes tough controls for production, storage,distribution and use, comply with thecompressed gas association (CGA) standard(CGA G-4.1-2009 Cleaning equipment for oxygenservice), is possible to produced packing for hightemperature and pressure oxygen service.

Thanks!

VALVESTEMPACKINGFOROXYGENSERVICE

Carlos D. GirãoManaging Director

Teadit Packing & Gasketscdgirao@teadit.in

Luiz P. RomanoR&D Manager

Teadit Industria e Comercioluiz.paulo@teadit.com.br