A finite element model was established to simulate the formingprocess of double curvature honeycomb sandwich panel under the conditions of "nails die, vacuum".
建立了双曲率蜂窝夹层板在“点阵钉模、真空负压”条件下成形的有限元分析模型。
2
The process for producing the insulating steel paperboard adopts the one-step forming technology, the vacuum dehydrating technology and the high-temperature hot-pressing and drying technology.