... (2)CE,ISO9001 Approved (3)Technical:full-automatic 1.Introduction:The main equipment that SLF sandwich panel production ... edge rolling ,edge turn-over ,groove-making ,edge pruning ,pneumatic device ,automatic cutting and control system .The whole machine ... ,theatre ,gymnasium,civil construction ,stadium ,cold storage ,etc .1)Corrugated Sandwich Panels can be produced directly, without the shortcoming ...