求购耐火中间包用锆质水口（俄罗斯）有实单

03-24 01:50:24 来源：作者：

求购耐火中间包用锆质水口（俄罗斯）有实单

Please see the technical requirements to the refractory metering nozzle for open way casting from tundish with physical properties and chemical analysis as follows: Material: inserted piece – zirconium dioxid body – corundum Size, mm: inserted piece – Dinternal: 15-19; Dexternal: 38-44, h: 75 metering nozzle – Dexternal: 125, h: 100 BD, g/cm3: inserted piece: 4,9-5,1 body: 3,1-3,2 Working temperature, °C: 1580-1650 Working area: air, vacuum Porosity, %: inserted piece: 5-9 body: 15-20 Refractoriness, °C: 1700 Heats: 12-16 Contact angle, grade: 110-125 xa318@hotmail.com 18601126127

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