Senior Paper Packaging Machinery Mfg. Co.

Square Bottom Paper Bag Machine

Automatic Roll Feeding Square Bottom Paper Bag Making Machine

Roll Feeding square bottom paper bag making machine forming the paper bag in one process from printed forming, bag formation at a stroke. This machine controls by PC programmable servo motor through the have advantages of high speed, quickly replace the paper bag specifications, more wide range adjusting.or unprinted paper roll, side gluing, folding, paper cutting, bottom folding, bottom gluing, bottom human-machine touch screen interface. It can produce various of specifications paper bags. This machine etc. It is an ideal machine for produc ing food bag & shopping bag.


Full automatic roll feeding kraft paper bag making machine.

Introduce PLC and In-touch screen human-machine interface centralized control system, with reliable performance, easy for operation and maintenance.

Equipped with Larson & Toubro (L&T) PLC for centralized control system and S ICK photocell for correction, tracking the printed material accurately, minimize the adjustmen t and preset time, increase the production efficiency.

Human oriented security protection, whole housing design, ensure the safety of operator.

Hydraulic Self Loading Reel Stand with one unwinding shaft.

Automatic constant tension control for unwinding, EPC web guider system, motor for material feeding with inverter, minimize the adjustment time for web alignment.

High speed oriented design ensure successful of production: within the suitable paper range, production capacity can reach 100- 120pcs/min, even higher, which increases the unit production capacity and gets higher profit.

Larson & Toubro (L&T) electric system, ensure better stability and reliability; perfect after sale service, trouble free for The machine can be stop automatically once out of material.

Servo motors for main feeding and bag length control Color mark tracking system. On Color error, machine will automatically shut down.

Automatic Oil Lubrication.

Paper impress, bottom folding, gluing and bag formation can be completed automatically.

Side lay working table, easy operation.

Technical Parameter

Cutting Length(C) 150-600 mm 150-600 mm 150-600 mm
Bag Length (H) 140-580 mm 140-580 mm 140-580 mm
Bag Width (L) 100-450 mm 100-450 mm 100-450 mm
Gusset Depth (S) 0-160 mm 0-160 mm 0-160 mm
Standard Flap (P) 12-25 mm 12-25 mm 12-25 mm
Max.Speed 200 pcs/min 200 pcs/min 200 pcs/min
Paper Thickness 30-100 gsm 30-100 gsm 30-100 gsm
Paper Roll Width220-1100 mm 220-1100 mm 220-1100 mm
Max.Roll Diameter 1000 mm 1000 mm 1000 mm
Reel Inner Diameter 76 mm 76 mm 76 mm
Printing Color -Double ColorFour Color
Printing Width -1050 mm 1050 mm
Printing Length -340 mm 340 mm
Overprint Precision -+- 0.5 mm +- 0.5 mm
Thickness of Plate - 2.84 mm 2.84 mm
Total Power 3 H.P 5 H.P.5 H.P.