Physicalproperty Material state: solid Melting point: 3017°C Boiling point: 5458°C Molar volume: 10.85Ã?10-6m3/mol Heat of vaporization: 743 kJ/mol Melting heat: 31.6kJ/mol Vapor pressure: 0.776 Pa Sound velocity: 3400m/s Name Size Purity Ta wire Φ0.5mm3.0mm 99.9%99.99%99.995%99.999% Ta granule 1mm--10mm 99.9%99.99%99.995%99.999% Ta tablet T0.10mmT2mm. 99.9%99.99%99.995%99.999% Ta powder 10-25mm1-5um 99.9%99.99% Ta powder -200-325mesh 99.9%99.99%
Granule 1~3mm White 99.99% 3~5mm 1~3mm Black 3~5mm
Specification of tantalum bar: Grade: ro5200, ro5400, ro5252, ro5255 Standards: astm b365-92 Diameter: 3-60mm Methods of processing: cold rolling, forge Applying status: hot working (r), cold working (y), anneal (m)
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