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Tungsten alloy square tube has the characteristics of high melting point, high strength, high hardness, good high temperature performance, low resistivity, small expansion coefficient, low electron escape work and so on. It is the most widely used high temperature resistant metal material. It can be used as a quartz glass furnace, sapphire long crystal furnace, high temperature sintering furnace heating body, melting device and heat field components. More product details, please visit: http://www.tungsten-alloy.com/tungsten-alloy-tube.html Chinatungsten Online provides various components for metallurgy,…