SML winder W1800
Winding technology
  • Winding technology
  • SML winding technology

SML winding technology

Precise, efficient, exhaustively customised.

Our wide selection of winders is proof that we are more than simply extrusion specialists.

SML offers a variety of winder systems to suit different customer preferences and applications. Each of our winder solutions is customised for the entirety of the process at hand, giving you the edge you expect from us - excellent winder quality at an attractive price point.


Further improvements included.

Our engineers always perfectly tailor the winders to the process at hand, further developing the technology in incremental steps. After all, our customers want fast and efficient end-to-end solutions that work perfectly at all locations and at all times.

At SML, we do everything we can to make that happen. We use one of the most precise winding technologies around to ensure optimum roll quality in your production. And for good reason: That allows our customers to unlock the full potential of our production lines, while relying on a single point of contact for the entire investment project.

Another way to boost efficiency!

Line Types

SML winders for stretch wrap film

Film that winds up perfect!


It is the constant edge in winding technology, that helps making SML the global technology leader for stretch film lines. We consider our peak performance winders as decisive in terms of overall line performance. SML offers three types of winders for stretch film lines - all of them with a solid, vibration-free steel-frame construction and perfectly designed to resist the dynamic forces generated at high production speeds.


Technical data
Winder W3000-4S W4000-2S W4000-4S
Thickness range 8 - 35μm 8 - 50μm 8 - 50μm
Max. mechanical speed 650 m/min 850 m/min 850 m/min
Winding width 4 - 6 x 500mm 3 - 12 x 500mm 3 - 9 x 500mm
Part roll width 400, 450, 500mm variable variable
Winding on
2-inch cores
yes no yes
Winding on
3-inch cores
yes yes yes
Coreless winding no yes yes
Max. mechanical
diameter 2-inch
180mm no 180mm
Max. mechanical
diameter 3-inch
400mm 425mm 425mm
No. of winding stations
per turret
4 2 4
No. of winding turrets single single / double / triple single / double / triple
No. of winding shafts shaftless 2 / 4 / 6 4 / 8 / 12
Minimum cycle time 20s 60s 15s
Film tail very short standard ultra short
Core and roll handling manual no optional no
Core and roll handling automatic yes yes yes

SML winders for CPP/CPE/CAST-PET/barrier film

The secret to achieve precision.


SML is focusing on tiniest details to make great things happen. Both our extra large mother roll winders with up to 6.2m width as well as our inline slitting winders are the result of intensive R&D work - and our constant strive for precision in any detail. SML’s winders offer worldwide unmet roll quality from small to very large diameters, accurate tension control and gap or contact winding for defined roll hardness.




Technical data
Winder W1050 W1100 W1200 W2000 W5000 W6000
Film thickness
15 - 100µm 15 - 300µm 15 - 100µm 15 - 300µm 15 - 100µm 15 - 100µm
Max. mech.
400 m/min 400 m/min 400 m/min 400 m/min 500 m/min 300 m/min
Max. winding
2,800mm 2,800mm 5,200mm 3,250mm 4,200mm 6,500mm
Winding shaft/
pipe diameter
3-inch* / 6-inch 3-inch* / 6-inch 6-inch / 8-inch 3-inch* / 6-inch 3-inch* / 6-inch /
8-inch / 10-inch
10-inch / 12-inch
Max. mech.
1,000mm 1,000mm 1,200mm 980mm 1,600mm 1,300mm
W2000 XL:
top outside top outside top outside top inside both top outside
                    *Depending on end film width and product


Roll handling semi-automatic semi-automatic semi-automatic automatic automatic manual
Oscillation frame frame winder or frame winder or frame winder or frame frame

SML winders for hygiene backsheet

High-performance winders for higher productivity.


Boosting productivity while extending the world’s highest quality standards are one of SML’s key activities in the field of hygiene film. We are offering a wide range of peak performance winders for hygiene film lines - from mother rolls for printing to inline slitting winders for finished products. Based on intensive R&D works, all of our winders for hygiene films lines are constantly upgraded with new features.



Technical data
Winder W1050 W1200 W2000 W5000
Film weight range 12 - 100 g/sqm 12 - 100 g/sqm 10 - 100 g/sqm 10 - 100 g/sqm
Max. mechanical speed 400 m/min 400 m/min 500 m/min 500 m/min
Max. winding width 2,800mm 5,200mm 2,800mm 6,200mm
Winding on
3-inch cores
optional no yes yes
Winding on
6-inch cores
yes yes yes yes
Max. mechanical
1,000mm 1,200mm 1,300mm 1,600mm
Winding direction top outside top outside top inside top inside
Roll handling semi-automatic semi-automatic automatic automatic
Oscillation frame frame or winder frame or winder frame or winder

SML winders for PET/R-PET sheet

The right winder for the perfect product every time.


From semi-automatic turret winders, A-frame trolley winders or cantilever winders to fully automatic high-tech winders without the need of a film accumulator: We at SML have collected decades of inhouse-specialist knowledge in the field of PET / R-PET sheet winding technology. This allows us to offer outstanding winding quality, setting the global benchmarks in precision.



Technical data
Winder W500 W600 W550 W900 W2000
Net film width
up to
1,900mm 1,550mm 1,550mm 1,700mm 2,050mm
Number of webs up to 3 up to 3 up to 3 up to 3 up to 3
Core ID (inch) 3, 6, 8 3, 6, 8 3, 6, 8 3, 6, 8 3, 6
Thickness range 150 - 1,600µm 150 - 1,200µm 150 - 1,600µm 150 - 1,200µm 150 - 1,000µm
Max. mech. speed 70 m/min 70 m/min 70 m/min 70 m/min 100 m/min
Accumulator yes yes yes yes no
Max. roll diameter
up to*
2,200mm 1,400mm 1,200mm 1,200mm 1,100mm

 *Depending on end film width and product            

SML winders for PP/PS/barrier thermoforming sheet

High-tech for excellent production reliability.


SML offers a wide choice of winders for PP/PS thermoforming sheet lines - including semi-automatic turret winders, cantilever winders and A-frame trolley winders. The most important things they have in common: highest technical standards, precision and excellent production liability - based on SML’s decade-long specialist knowledge in the field of winding technology, our constant R&D activities and the strive of our engineers to offer equipment at the highest quality level.



Technical data
Winder W500 W600 W550
Net film width up to 1,900mm 1,550mm 1,550mm
Number of webs up to 3 up to 3 up to 3
Core ID (inch) 3, 6, 8 3, 6, 8 3, 6, 8
Thickness range 150 - 1,600µm 150 - 1,200µm 150 - 1,600µm
Max. mechanical speed 70 m/min 70 m/min 70 m/min
Accumulator yes yes yes
Max. roll diameter up to* 2,000mm 1,000mm 1,200mm

*Depending on shaft diameter, roll width and number of webs

SML winders for coating and laminating lines

Peak performance winders for many different applications.


SML’s continuous investments in the development of winding technology for coating lines is paying off - in terms of performance at high productions speeds, in terms of liability and in terms of global technology leadership. Today, SML offers a large variety of peak performance winders for all relevant extrusion coating applications: from winders for light-weight laminates to heavy textiles and cardboards, shaftless winders for convenient roll handling and product specific cross-cutting units.



Technical data
WINDER W1500-WS W1500-SL W1200 W2000 W100 W1800
350 m/min 450 m/min 350 m/min 600 m/min 150 m/min 500 m/min
Max. winding
1,800mm 1,800mm 5,200mm 2,900mm 2,400mm 3,500mm
Inline slitting No No Yes Yes No optional
1,200mm 1,270mm 1,300mm 980 or
1,500mm 1,800mm
Max. roll
1,500kg 2,000kg 4,500kg 2,500kg 2,500kg 4,000kg
both both both top inside top inside top inside
50 - 750N 50 - 750N 50 - 3,500N 30 - 300N 50 - 1,200N 200 - 2,500N
Contact roll
100 - 1,800N 100 - 1,800N 50 - 3,500N 50 - 500N 100 - 3,000N 300 - 5,000N
Roll handling manual manual semi-automatic automatic semi-automatic automatic

SML unwinders for coating and laminating lines

Unwinders for every type of substrate.


SML demonstrates its technical excellence and innovative strength one more time in the large field of unwinding systems for coating lines. We at SML are offering unwinders for every type of substrate and for a variety of applications - from simple double station systems with a manual splicing unit to fully automated turret unwinds for splicing at full production speed. Among our innovative features: options like bi-directional unwinding, ultra-thin alu-unwinding and different edge guiding and roll positioning systems.



Technical data
UNWIND TYPE double unwind unwind UW1500-WS unwind UW1500-SL unwind UW1500 SL-H
150 m/min 350 m/min 450 m/min 600 m/min
Max. substrate width 5,200mm 1,800mm 1,800mm 3,500mm
1,500mm 1,200mm 1,270mm 1,600mm
Core clamping shafted / shaftless shafted shaftless shaftless
Max. roll weight 4,500kg 1,500kg 2,000kg 3,500kg
Unwinding direction both both both both
Roll handling crane crane / forklift crane / forklift lifting table
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