Tres capas Co-Extrusion film soplado máquinas (SJGM-Z55*30*3-850)

50× 30(inner layer)
SJGM-Z55× 30 (middle layer)
50× 30(outer layer)
PE Heavy Duty Bags Co-extrusion Film Line

Technical data

1. Plastic extruder
1.1 The suitable for the material of LDPE\ LLDPE \HDPE\ MLLDPE
1.2 Three screws diameter: 50mm (inner and outer layer), 55mm (middle layer)
1.3 L/D ratio: 30: 1, the material of screw is complex mixing structure, made of 38CrMoAlA steel and spray finishing bimetal, the barrel is made of 38CrMoAlA steel nit riding, the hardness is more than HV840
1.4 The rotating speed of the screw is 13~120/min;
1.5 The inner trench type cast aluminum heater, the out cover of barrel adopt the stainless steel; The first zone is cooling by water, the rest equipment the cooling fan with 370W; The user can put the warm air away through the pipe
1.6 The drive motor: Three phase asynchronous motor, 22KW× 2sets 30KW× 1sets
1.7 The controller of the drive motor: Huifeng inverter, three extruders both can be controlled and separately
1.8 Reducer: The special gear box for extruder, the tooth surface is very hard, triaxial transmission and double reduction, external connecting the recycle cooling water wheel pump with forced lubrication gear box;
1.9 The rapid Screen changer: Manually operation swing arm type, pressure gauge in pointer type to monitor the pressure of high tem. Material; The material of filter is 38CrMoAlA steel, nit riding and polishing;
1.10 The hopper: The stove varnishing material, with window and the slippage device, the capacity is 50kg;
1.11 The base of hopper: With the forced feeding device through the coo2ling water, put in the material much smoothly, make a long serve life of reducer;
1.12 The max. Extrusion output of 50mm extruder (LDPE) is 60kg/h
The max. Extrusion output of 55mm extruder (LDPE) is 75kg/h

2. Die Head, moulds and air ring Unit
2.1 Die- head structure: Co-3-layer co-extrusion complex, and spiral mandrel structure,
2.2 The material of the die-head: 40Cr, finishing Polish with plate hard Cr and Polish once; The machining and designing precision mould can confirm the gloss finish of the spiral flow passage; The die-head is fixed
2.3 The protect porcelain-head is installed on the post head of the heater
2.4 The diameter of the two moulds: 200mm, the lip size is 2.2 and 1.8mm, (the user can choose from them)
2.5 air ring: The air ring is the aerodynamic and labyrinth, the low noise blower with the power is 5.5KW, 1 set, Huifeng inverter controller;
2.6 IBC system (including the control system for the bubble)
ABB inverter (two sets)
The cooling fan for the die-head with low noise, the power of blower is 2.2KW, 2sets
The America Honeywell search unit (four in total)
SAIA-BURGESS ELECTRICS PLC computer programming controller

3. Haul-off Unit
3.1 The traction is frame structure, the height of the traction is 10500mm, the main pillars is 160mm× 160mm, install the 1000mm guardrail, add the 30mm the mouth of the frame cover to the edge of inner and outside walking platform, install the ledge for load or unload haul off roll in the up-take-off platform;
3.2 The up-take-off device is 360° Horizontal rotating, controlled by Huifeng inverter
3.3 The width of haul off roll: 850mm, the diameter of roller is 200mm, the surface of the initiative steel roller plate hard chrome and machining Polish, the open and close of the Paul -off controlled by air control, the up-take-off roller adopt the excellent robber, anti-chap and shed.
3.4 The drive and reducer of the haul-off: Three asynchronous phase motor with the Huifeng inverter controller, the max. Haul-off speed: 40m/min, the reducer of the haul-off adopt the worm and gear reducer,
3.5 The guide roller of the Collapser: The roller of aluminum alloy guide roller