Where printed decoration must survive handling, cold chain and recycling, an IML HDPE blow molding machine is the practical answer. This extrusion blow moulding platform carries a three-head extrusion system and integrates in-mould labelling, so a fresh label is placed in the cavity and fused to the parison during the blow cycle. The result is decorated output that needs no secondary sleeve, glue or printing line. For brand owners, the IML HDPE blow molding machine delivers photo-grade graphics, tamper evidence and mono-material PE recycling in a single step.
Running three heads simultaneously, the unit matches the pace of high-cavity label magazines. The controller synchronises label pickup, parison drop and mould index, so the IML HDPE blow molding machine holds register without slowing the cycle. Because blowing and labelling happen inside the same tool, the IML HDPE blow molding machine also cuts scrap from mislabelled rejects, and fewer rejects mean lower resin consumption across the year.
Three Head Extrusion System, Explained
At the core of this HDPE blow molding machine is a combined extrusion system that can link two extruders. That arrangement produces parisons with visible strip lines or genuine double-layer walls, useful for view-strip bottles and barrier containers. Screws with a high slenderness ratio run on a variable-frequency motor, giving strong plasticising at low energy cost, while a resistance barrel heater, computer-controlled, keeps melt temperature stable regardless of ambient conditions.
Field Notes from the Shop Floor
On a running line, the details that matter are changeover time and label registration drift. Operators report that because the IML HDPE blow molding machine stores mould data, a recall returns the machine to a proven setting for each bottle in seconds. Registration is watched by the controller rather than the eye, so quality does not depend on which shift is on duty. For a converter moving between a 500 ml cosmetic jar and a 1 L detergent bottle, that repeatability is the difference between a smooth week and a rework pile.
- Three heads: up to three parisons per cycle for bottles and jars.
- Two-extruder option: striped or double-layer structures from one platform.
- VFD screw drive: screw speed follows the job, saving power on short cycles.
- IML ready: label registration locked to the blow cycle.
- Straight and oblique cutting: trimmed necks for cosmetic and technical parts.
Specifications
| Item | Unit | Value |
|---|
| Max product volume | L | 10 |
| Number of heads | set | 3 |
| Applicable materials | - | PE, PP (also PVC, PA, PC, PS, EVA) |
| Mould clamping force | kN | 200 |
| Platen opening stroke | mm | 240-640 |
| Maximum mould size | mm | 700 x 420 |
| Machine weight | T | 15 |
Product Q&A
Q: Is the IML system integrated or an add-on?
A: It is integrated on this IML HDPE blow molding machine, so label placement is timed by the machine controller rather than a separate unit.
Q: Can it run without labels?
A: Yes. The IML HDPE blow molding machine can be used as a standard three-head machine when no decoration is required.
Q: What label materials suit it?
A: PE and PP in-mould labels bond best, which also keeps the finished product single-material for recycling.
Packaging & Quality Assurance
Units leave the factory in standard export packaging, delivered in 25-35 working days with CE and ISO9001:2008 certification. Safety doors carry electrical and mechanical interlocks. Contact us to confirm IML layout, head count and label magazine options for your container.
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