vacuum melting

The thesis also presents the method to gain conformed material: the process to use FDU degassing unit to purify the aluminum melting and the method to test density with vacuum samples and finally to get fine curing tire molds.

介绍获得合格材料方法：用FDU除气装置净化铝液的过程，并且用减压凝固试样测试密度，从而得到优质硫化轮胎模具。

互联网摘选

The experimental object is separated by vacuum bottle and mixture of ice and water, for decreasing the heat exchange of ice from environment. The volume variety of ice during melt process is measured by the move-liquid tube, and the melting heat of ice is also measured.

真空保温杯和冰水混合物双重隔离实验对象，降低了冰与环境的热交换，通过移液管测量冰熔化成水的体积变化，进而测定冰的熔化热。

互联网摘选

Vacuum Melting of Composition Graining Board with Spinning Nozzle

喷丝头组合花板的真空熔炼

互联网摘选

Nb-Si based in-situ composites were processed by vacuum consumable arc-melting method.

本文设计了 Nb -Si基共晶自生复合材料的成分体系,并采用真空自耗电弧熔炼法制备了材料的母合金锭.

互联网摘选

An advanced niobium-silicide based ultrahigh temperature alloy was prepared by vacuum consumable arc-melting method.

本文设计了新型 Nb 硅化物基超高温合金的成分,并采用真空自耗电弧熔炼法制备了其母合金锭.

互联网摘选

Hardness and strength of the substrate of vacuum melting Ni based alloy-WC composite coating is low. After hardening and tempering, hardness and strength of the substrate was increased.

经过真空熔烧Ni基合金+WC复合涂层的45钢基体的硬度和强度都很低，为了提高基体的硬度，对涂层后的材料进行调质处理。

互联网摘选

Fully autocontrol system of vacuum induction melting and casting furnace

真空感应熔铸炉全自动控制

互联网摘选

Pure metals are typically produced using Vacuum Induction Melting, E-beam Melting or Powder Metallurgy Processes.

我们一般采用真空感应熔炼 、 电子束熔炼或粉末冶金工艺制备靶材.

互联网摘选

Thermal shock test in vacuum was done under modelling melting conditions, the coating could resistant to one time thermal shock in vacuum furnace and was in integrity.

在模拟熔炼条件下，对涂层进行了真空热震试验，涂层均能经受一次真空热震而涂层完好。

互联网摘选