... ): Hardened reducer 180 Model (JB-Country Standard) 2,Screw rod diameter: 85mm3,Long and diameter proportion: ... in length 1620mm2,number of the extrusion sheets: 2 tiers3,max. making width: 1500mm 4,heating section ... chromium plating: 50um1,Max. making width: 1500mm 2,way of the molding: Vacuum negative pressure3,way ... 1pcsolid state electricity connect 1pc 2 Layers PE Air Bubble film making machine