KINGPLAST, a China-based manufacturer of film extrusion equipment, offers the Low Cost Film Blowing Machine with One Color Printing Device for producers who need simple logo printing without buying a separate printing line. This machine combines film blowing and one-color printing in a single pass, running HDPE, LDPE and LLDPE across five models from KP-N45 to KP-N65, with film widths from 100 mm to 1200 mm and output from 35 kg/hr to 80 kg/hr.
The Low Cost Film Blowing Machine with One Color Printing Device is built for factories that want printed film but do not have the budget or floor space for two separate machines. Instead of blowing the film, winding it, and then feeding the rolls into a printer, this machine carries out both steps in one continuous flow. A one-color printing unit is mounted on the same frame as the extruder and take-up unit, so the design is applied to the film as it moves through the line.
This approach fits producers who need:
1. Simple logo printing: A single-color mark is enough for many bags, liners and packaging films.
2. Lower equipment investment: One machine replaces a blowing line plus a separate printing machine.
3. Fewer production steps: No need to unload, store and reload film before printing.
4. Smaller factory footprint: A single line uses far less floor space than two machines.
The result is a practical route into printed film production for workshops that do not want the complexity of a full flexo or gravure line.
The main appeal of this machine comes from its cost structure and its simplicity. KINGPLAST has kept the design focused on the essentials, so buyers get printed film without paying for features they do not need.
1. Low production cost: Combining blowing and printing in one pass reduces the number of machines needed, which lowers electricity use, labor requirements and general operating expenses. This is especially useful for new factories or for producers adding printed film on a limited budget.
2. Simple operation: The control panel groups temperature controllers, inverters for the main motor and take-up, an ammeter and a voltmeter in one place. The layout follows the production flow, so new operators can learn the machine quickly.
3. 24-hour response: KINGPLAST replies to every inquiry within one day, which matters when setup and running questions come up in the first weeks of use.
4. Resin flexibility: The machine runs HDPE, LDPE and LLDPE, so producers can switch materials as demand changes without buying a second line.
5. Five models to match output: Drive motors range from 11 kW to 30 kW, and film width ranges from 100–500 mm on the KP-N45 up to 600–1200 mm on the KP-N65.
The table below shows the main specifications for the Low Cost Film Blowing Machine with One Color Printing Device. All models use a bimetallic screw with an L/D ratio of 30:1 or 32:1, and a cylinder made from SACM-645 or 38CRMOALA. Film thickness ranges from 0.009 mm to 0.05 mm for HD on the smaller models and up to 0.15 mm for LD on the larger units.
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Model |
KP-N45 |
KP-N50 |
KP-N55 |
KP-N60 |
KP-N65 |
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Suitable material |
HDPE LDPE LLDPE |
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Film width(mm) |
100-500 |
300-600 |
400-800 |
500-1000 |
600-1200 |
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Film thickness(mm) |
HD |
0.009-0.05 |
0.009-0.15 |
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LD |
0.02-0.15 |
0.03-0.15 |
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Max.Extrusion output(kg/hr) |
HD |
35 |
40 |
50 |
55 |
65 |
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|
LD |
40 |
45 |
60 |
70 |
80 |
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Extruder |
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Screw diameter(mm) |
φ45 |
ф50 |
ф55 |
Ф60 |
ф65 |
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Screw L/D length |
30:1/32:1 |
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Screw material |
Bimetallic |
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Cylinder material |
SACM-645/38CRMOALA |
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Cylinder cooling |
250wx2 |
250wx2 |
370wx2 |
370wx3 |
550wx2 |
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Driving motor(kw) |
11 |
15 |
18.5 |
22 |
30 |
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Temperature control |
3 |
3 |
3 |
3 |
4 |
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Type of die |
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Die size(mm) |
HD |
ф60/80 |
ф80/100 |
ф100/120 |
ф100/120 |
ф100/150 |
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LD |
ф100/120 |
ф120/150 |
ф180/200 |
Ф200/220 |
ф220/ 250 |
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Temperature control |
3 |
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Air ring |
1 pcs |
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Air blower(kw) |
2.2 |
3 |
3 |
4 |
5.5 |
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Center steady stick |
1 |
|
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Take-up unit |
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Roller width(mm) |
ф165×600 |
ф165×700 |
ф165×900 |
ф165×1100 |
ф165×1300 |
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Height adjustable type |
/ |
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Take-up speed(m/min) |
10-100 |
10-100 |
10-80 |
10-80 |
10-80 |
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Take-up motor(kw) |
0.75 |
1.5 |
1.5 |
1.5 |
2.2 |
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Winding unit |
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Type |
Surface friction type |
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Winding motor(N.m) |
10 |
10 |
10 |
16 |
16 |
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Winding speed(m/min) |
10-100 |
10-100 |
10-80 |
10-80 |
10-80 |
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Buyers can configure the Low Cost Film Blowing Machine with One Color Printing Device with several optional items at the order stage. These allow the machine to be matched more closely to a specific resin mix, film width or printing requirement.
1. Auto-loader: For continuous resin feeding and less manual intervention.
2. Corona treater: Improves ink adhesion on the film surface, which helps when printing on non-porous films.
3. Rotary die head: Helps distribute film thickness more evenly around the bubble.
4. Double winder: For operations that need two rolls running at once.
5. High speed screen changer: Allows filter changes without stopping the extrusion process.
Each option is selected when ordering, so the machine can be set up for a particular material or film specification.
The machine is made up of four main sections, each with a clear role in the production flow. Understanding these parts helps buyers see how the machine fits into their workshop and what maintenance it will need over time.
1. Extruder: This section includes the screw and barrel, the main motor, the die head and the air blower. The screw is bimetallic and the cylinder is made from SACM-645 or 38CRMOALA, materials chosen for wear resistance during long production runs. Die size varies by model, from φ60/80 up to φ220/250 depending on whether HD or LD film is being produced.
2. Take-up unit: Roller width ranges from φ165×600 to φ165×1300 across the five models. Take-up speed runs from 10 to 100 m/min on the smaller units and 10 to 80 m/min on the larger ones. The take-up motor ranges from 0.75 kW to 2.2 kW. Buyers can choose between rubber roller plus Embassy roller, rubber roller plus steel roller, or a reducer plus torque motor arrangement.
3. Winder unit: This is a surface friction type winder. Winding torque is 10 N.m on the first three models and 16 N.m on the KP-N60 and KP-N65. Winding speed matches the take-up speed range. The winder can be set up with rubber roller plus steel roller and a banana roller, with speed control through a torque meter or inverter.
4. Electricity box: The control cabinet houses the temperature controllers, inverters for the main motor and take-up, an ammeter and a voltmeter. Temperature control zones number three on most models and four on the KP-N65.
Together, these components form a compact line that can run continuously at output levels from 35 kg/hr up to 80 kg/hr depending on model and resin.
The Low Cost Film Blowing Machine with One Color Printing Device is aimed at a specific type of buyer rather than the whole market. It fits best with:
1. New film producers: Factories starting film production that need blowing and simple printing but cannot justify two separate machines.
2. Budget-conscious workshops: Businesses that want printed film without the expense of a full printing line.
3. Producers of branded packaging: Companies making bags, liners or packaging film where a single-color logo is enough for brand recognition.
4. Factories with limited floor space: Operations where an extra printing machine would take up room that is not available.
5. Converters testing a new product line: Businesses that want to trial printed film before investing in higher-end printing equipment.
Because the machine runs HDPE, LDPE and LLDPE, it also suits producers who serve several end markets and need to switch materials without changing equipment.
Once the machine arrives, the priority is getting it running correctly. KINGPLAST supports buyers through the setup and early production period.
1. Operating guidance: The control panel is organized so that temperature, drive and take-up settings are easy to read and adjust. New operators can learn the machine quickly because the layout follows the production flow.
2. Direct contact: Buyers can reach the company by phone at +86-18868259555 or by email at xb@kingplastmachine.com for technical questions.
3. Spare parts: Because KINGPLAST manufactures the full film blowing machine line, replacement parts such as screws, barrels, rollers and heating elements can be supplied from the same factory.
4. Inquiry response: Every request receives a reply within 24 hours, whether it concerns a new order, a technical issue or a spare part.
A: The Low Cost Film Blowing Machine with One Color Printing Device is designed for HDPE, LDPE and LLDPE. The same machine can run all three, although die size and temperature settings need to be adjusted between HD and LD production. The specification table lists separate film thickness ranges for HD and LD on each model.
A: Film width depends on the model. The KP-N45 produces 100–500 mm, the KP-N50 produces 300–600 mm, the KP-N55 produces 400–800 mm, the KP-N60 produces 500–1000 mm and the KP-N65 produces 600–1200 mm.
A: For HD film, output ranges from 35 kg/hr on the KP-N45 to 65 kg/hr on the KP-N65. For LD film, it ranges from 40 kg/hr to 80 kg/hr across the same models.
A: The online printing unit is a one-color printer. It is intended for simple logo or brand mark printing, not full multi-color designs. For multi-color work, a separate flexo or gravure printing machine would be needed.
A: Optional items include an auto-loader, corona treater, rotary die head, double winder and high speed screen changer. These are selected when ordering so the machine matches the buyer's production needs.
A: The KP-N45, KP-N50 and KP-N55 run at 10–100 m/min. The KP-N60 and KP-N65 run at 10–80 m/min.
A: Send an inquiry through the form on this page or contact KINGPLAST directly by phone or email. The company replies within 24 hours and provides a factory direct price based on the model and options selected.