We professional manufacture BL-380 Fingerless double flute single facer  in china for 30 years.We manufacture corrugated cardboard production line for 30 years,work speed:80-250m/min work width : 1400mm-2500mm Email xinlongsheng@hotmail.com,Contacts:Yong xiao phone:+86-13230782966,+86-317-7723188 Dongguang Packaging Machinery Co., LtdAddress:No.252 Guanzhou Road, Dongguang county Zip:061600 Country/Region:China (Mainland) Province/State:Hebei City:cangzhou<DIV style="CLEAR: both"></DIV>1 Design Speed: 200m/min <BR>2 Effective width: 1400mm-2500mm <BR>3 Corrugated roller:f380mm <BR>4 Dual flute structure <BR><BR><DIV style="CLEAR: both"></DIV><P>&nbsp;</P><P>&nbsp;Purpose and Characteristics:<BR>Design Speed: 200m/min<BR>Effective width: 1400mm-2500mm<BR>Corrugated roller:f380mm<BR>pre-heater roller: 400mm<BR>Vacuum suction paper leading features perfect flute formation.<BR>Dual flute structure, one pair flute rollers unit working and another pre-heating, achieve flute changing quickly. Save working space.<BR>PLC control system, touch screen display all running data, easy for operation.<BR>The flute rollers made by special alloy steel with hardness treatment, it is chrome or adopt tungsten carbide flute rollers are optional.<BR>The independent driving box, five driver axis, all fears with hardness treatment, oil spray lubricating by oil pump to reduce noise keep running stable, prolong the use life of gear.<BR>Adopt glue width motorized dividing to match the paper width. Idle running motor for glue applicator roll to avoid glue dry. Adjustment for gap between glue roller and doctor roller by electric. digital read out for to gap between glue roller and doctor roll. Glue unit can be moved by pneumatic.<BR>Flute rollers and pressure roller controlled by hydraulic system, working pressure stable.<BR>With water spray device for adjust moisture capacity of flute paper.<BR>This dual flute machine suit for single facer paperboard production line---2 layer and corrugated cardboard production line---3,5,7 layer. Width high market competitive power.</P><P style="PADDING-BOTTOM: 0px; WIDOWS: 2; TEXT-TRANSFORM: none; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; FONT: 12px/18px arial; WORD-WRAP: break-word; WHITE-SPACE: normal; ORPHANS: 2; LETTER-SPACING: normal; COLOR: rgb(0,0,0); WORD-BREAK: normal; WORD-SPACING: 0px; PADDING-TOP: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px" align=left><SPAN style="LINE-HEIGHT: 24px; FONT-SIZE: 12pt">Overview of corrugated cardboard production line</SPAN></P><P style="PADDING-BOTTOM: 0px; WIDOWS: 2; TEXT-TRANSFORM: none; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; FONT: 12px/18px arial; WORD-WRAP: break-word; WHITE-SPACE: normal; ORPHANS: 2; LETTER-SPACING: normal; COLOR: rgb(0,0,0); WORD-BREAK: normal; WORD-SPACING: 0px; PADDING-TOP: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px" align=left><SPAN style="LINE-HEIGHT: 24px; FONT-SIZE: 12pt">Corrugated cardboard production line is the professional equipment for producing corrugated cardboard. The 3ply, 5ply, 7ply, and multi-function corrugated cardboard production line mainly consist of the following equipment: Mill roll stand, surface paper pre-heater, single facer, conveying bridge, glue application machine, double facer, slitter score, cut off, conveyor and stacker, heating system. air compression system and glue making system, etc. The 3ply, 5ply, 7ply and multi-function corrugated cardboard production line has high middle and low grade with different-specification and different-quality equipment. On the base of understanding the requirements of the customs and the advanced skills at home and abroad, our company has developed and designed these production lines with the speed 100-250 m/min. The paper width is 1400-2500mm and four fluting UV type A, B, C, and E for all the customers to choose from.</SPAN></P><P style="PADDING-BOTTOM: 0px; WIDOWS: 2; TEXT-TRANSFORM: none; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; FONT: 12px/18px arial; WORD-WRAP: break-word; WHITE-SPACE: normal; ORPHANS: 2; LETTER-SPACING: normal; COLOR: rgb(0,0,0); WORD-BREAK: normal; WORD-SPACING: 0px; PADDING-TOP: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px" align=left><SPAN style="LINE-HEIGHT: 24px; FONT-SIZE: 12pt">Specifications for High-speed Corrugated Cardboard Production Line</SPAN></P>