7 layer air bubble insulation machine
(3 screw extruder)
Main parts
Extruder,Control Panel,Forming part,Traction part,Winding part.
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Performance and use
7 layer Air bubble insulation machine -Production Line for Reflective Insulation Sheets
This machine main consist of 3 extruder:number 1 main extruder(single screw),secondary extruder(single screw), number 3 main extruder(single screw),bubble forming unit,unwinder unit for lamination(front and back), winding&cutting unit and electronic control system.
3 extruders produce 5 layer bubble films, in the meantime, composite materials such as aluminum foil,PET Aluminum, Kraft paper, EPE foam etc.
This advanced 7-layer air bubble insulation machine is a complete production line designed to manufacture high-performance thermal insulation sheets for industrial and construction applications.
Product Features & Benefits:
The resulting 7-layer air bubble insulation sheet offers excellent thermal insulation, moisture resistance, and impact protection. Its lightweight yet strong structure makes it suitable for a wide range of uses.
Industry Applications:
.Construction Insulation – used in roof, wall, and floor insulation to reduce heat transfer by up to 80%, improving energy efficiency in buildings.
.Civil Engineering – applied in roads, airport runways, culverts, and bridges as an expansion-proof and shock-absorbing material.
.Refrigeration & Cold Storage – maintains temperature stability in cold chain logistics.
.Packaging & Luggage – provides cushioning and thermal protection for goods and travel products.
Why Choose This Machine?
This production line enables the flexible manufacturing of reflective insulation materials that meet various industrial requirements. By adding an aluminum foil layer, the sheets gain superior radiant heat reflection, making them ideal for energy-saving construction projects.
7 layer air bubble machine, bubble film production line, aluminum foil lamination machine.

Each layer is separately controlled,can have different thickness,
material formula and color.

| Model | WD-1000mm | WD-1250mm | WD-1500mm | WD-1600mm | WD-1800mm | WD-2000mm | WD-2500mm | WD-3000mm |
| Product width(mm) | 1000 | 1250 | 1500 | 1600 | 1800 | 2000 | 2500 | 3000 |
| Screw Dia(mm) | 65/55/65 | 65/55/65 | 75/65/75 | 75/65/75 | 80/65/80 | 85/75/85 | 95/80/95 | 110/85/110 |
| Screw L:D Ratio | 32:1 | 32:1 | 32:1 | 32:1 | 32:1 | 32:1 | 32:1 | 32:1 |
| Main motor power(kw) | 18.5/15/18.5 | 18.5/15/18.5 | 22/18.5/22 | 22/18.5/22 | 30/18.5/30 | 37/22/37 | 45/30/45 | 55/37/55 |
| Capacity(kg/hr) | 90-150 | 100-160 | 130-190 | 145-200 | 160-240 | 180-280 | 200-310 | 230-350 |
| Line speed(m/hr) | 600-1500 | 600-1500 | 600-1500 | 600-1500 | 600-1500 | 600-1500 | 500-1300 | 500-1300 |
| Heating Power(kw) | 85 | 85 | 102 | 102 | 136 | 150 | 155 | 170 |
| Running Power(kw) | 56 | 56 | 62 | 62 | 95 | 120 | 135 | 145 |
| Raw material | LDPE/LLDPE/ 100%Recycled Material |
LDPE/LLDPE/ 100%Recycled Material |
LDPE/LLDPE/ 100%Recycled Material |
LDPE/LLDPE/ 100%Recycled Material |
LDPE/LLDPE/ 100%Recycled Material |
LDPE/LLDPE/ 100%Recycled Material |
LDPE/LLDPE/ 100%Recycled Material |
LDPE/LLDPE/ 100%Recycled Material |
| Machine Weight(kg) | 9800 | 10800 | 13200 | 13800 | 14600 | 16300 | 18500 | 19800 |