空心坯 meaning in English
hollow billet
hollow ingot
Examples
- The forming technology data have been defined on the analysis of the forming technology of az31 magnesium alloy thin - walled tubes by using isothermal forming and forward extrusion deforming of hollow blank process and the design of die structure has been introduced
摘要本文通过对az31镁合金薄壁管材成形的工艺分析，采用了空心坯正挤压、等温成形的工艺方法，确定了其成形工艺参数，并介绍了该薄壁管材的挤压模具结构设计。 - Used in shaping process of brick production , the treated clay will be plastic extruded by up stage then via vacuum room into down stage , estruding into solid or hollow clay column of required cross section and shape which then cut into greenbrecks by green breck cutter
本机适用于砖瓦生产成型工段，可将经过处理的原料经过上级增塑挤出后落入真空室抽取空气后再经过下级挤成规定断面的实心或空心坯条，再经过切坯机制成一定规格的砖坯。