Spray forming is a new near-net shape preform processing technique forvarious materials. This technique has begun to realise industrialisation in recent years.Because of its one-step rapid solidification formation feature, spray forming becomes apowerful tool for research and development of new materials. Great attentions have beenpaid on the development and application of this new technology around the world. Thespray fonning process has been demonstrated as a promising low cost processing tech-nique for h...