PURETE


Information on local agents in Portugal:

Country/Region: Portugal (Paredes and Lordelo, Porto District)

Year established: 2016

Number of employees: 11–50, with a technical team of 12 (all with over 20 years’ industry experience)

Core business: Distributor of industrial equipment for the timber and cork sectors + systems integrator, specialising in high-end automated production lines and technical services

The client’s current issue

1. Product Quality Issues

Poor adhesion and delaminationCalcium silicate board features dense surface, low water absorption and tendency to chalk. Conventional laminating lines suffer from insufficient adhesive force, leading to edge warping, peeling and blistering, which gets worse in humid European climates.

Wrinkles and deviation caused by uneven & warped boards,Minor warpage and wavy edges commonly exist on calcium silicate boards. Ordinary equipment has low tolerance to board deformation, resulting in material deviation, uneven tension, surface orange peel, air bubbles and wrinkles. The qualified rate stays low with high rework costs.


Inconsistent finishing on wide panels.For mainstream wide panels (1220–1530mm) popular in Europe, traditional equipment fails to guarantee stable performance across full width. Uneven glue thickness, inconsistent gloss on both ends and glue marks often occur, causing rejection of high-end orders.

Inadequate water, weather and temperature resistancePortugal and other European regions have high humidity and large temperature differences. Lamination with conventional cold glue tends to come unglued in damp conditions and shift under high temperature, failing to meet EU standards including CE and EN 13986.

2. Production Efficiency & Cost Issues

Time-consuming model changeover

The company handles diversified customized orders with various finishes and sizes. Old devices require 1.5 to 3 hours for product switchover, relying heavily on skilled operators. Long lead times make it hard to satisfy delivery requirements.


High labor dependency & labor costs

Manual work is widely used for board feeding, positioning, deviation correction and edge trimming. Skilled workers are hard to recruit and expensive in Europe. Manual operation also leads to unstable product quality.


Excessive glue consumption & strict environmental requirementsTraditional processes consume large amounts of glue and generate more waste. Solvent-based adhesives produce high VOC emissions, which cannot comply with EU environmental regulations.

3. Equipment Adaptability & Maintenance Issues

Rapid wear caused by high hardness and dust

Calcium silicate boards are hard and produce plenty of dust during processing. Dust easily sticks to glue rollers and impairs lamination quality. Conveying rollers, pressure rollers, bearings and belts wear out quickly, resulting in frequent downtime and maintenance.


High price, long delivery and slow after-sales service of European local equipment

Local European machinery is costly, with a delivery cycle of 6–12 months. Spare parts are expensive and technical support responds slowly. Besides, mature solutions dedicated to calcium silicate board are scarce.


Low automation and poor line integrationOrdinary laminating lines cannot connect smoothly with upstream sanding and coating equipment. They lack automatic deviation correction, positioning and edge trimming functions, and fail to support digital management required by modern European factories.

4. Market & Order Challenges

Stringent requirements for high-end projects

Projects such as hotels, hospitals and metro facilities demand flawless surfaces with no bubbles or wrinkles, excellent flatness, yellowing resistance and moisture resistance, which traditional equipment cannot achieve steadily.


Strict EU environmental regulations

Products must pass CE, REACH and meet non-asbestos, low-VOC and high-grade environmental standards like ENF. Outdated processes cannot fulfill these mandatory certification requirements.


Fierce market competitionHomogenization is serious in the industry. As a machinery distributor, Lignotec needs to deliver solutions with high finished product quality and stable operation to gain competitive advantages.



We have drawn up the following configuration requirements based on the client’s needs:

1. Direction of operation: reverse;

2. Base material: magnesium oxide board;

3. Workpiece dimensions (specifications): 40 mm thick, length 700–1200 mm, width 700–1200 mm;

4. Film material: PVC;

5-Configuration standards: All equipment to be certified as required: CE certification; Variable frequency drives and low-voltage electrical components: Schneider; PLC, servo motors and HMI: Siemens;

6-All integrated motor/gear units: Siemens;

7-Lifting mechanism: Siemens servo motors, ball screws;

8-Power cut-off upon door opening;

9- Safety features: Anti-pinch design; colour-coded warning on components (in areas accessible to hands): yellow;

10- Standard components (bearings/guide rails/pneumatic): Imported brands or fully imported brands selected for core components;

11- Quality of exterior finish: Avoid colour discrepancies and paint flaking; ensure smooth sanding, precise door gap alignment, anti-warping measures and anti-corrosion treatment;

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Comparison of Advantages

No.Comparison ItemsPURETE EquipmentOrdinary Competitors' Equipment
1Running DirectionCustom reverse operation to match production layoutMostly fixed forward direction, unable to adjust as required
2Applicable Base MaterialOptimized for magnesium oxide board, stable lamination effectGeneral design, poor adaptability to magnesium oxide board, easy to cause bonding failure
3Workpiece SizeFits boards: Thickness 40 mm, Length 700–1200 mm, Width 700–1200 mm; good tolerance to size variationLimited size range, unstable operation for thick and large-size workpieces
4Cladding FilmPerfectly compatible with PVC film, uniform laminating without wrinkles or bubblesProne to PVC film deviation, air bubbles and poor surface finish
5Certification & Electrical PartsFull CE certification for EU market accessVFD & low-voltage components: SchneiderIncomplete or no CE certification, risks for EU exportMixed low-end domestic or generic electrical parts, high failure rate
6Motor & Gear UnitAdopt Siemens integrated motor-gear units, stable running and long service lifeUse common domestic or low-cost combined units, large noise and easy wear
7Lifting StructureDriven by Siemens servo motors + ball screws, high positioning accuracy, no offset after long-term useOrdinary motors + common screw/chain drive, low precision, loose positioning easily
8Power SafetyEquipped with power cut-off function when door is opened for operation safetyMost models remove this function, existing potential safety hazards
9Safety ProtectionProfessional anti-pinch structureYellow warning color on all hand-accessible parts, fully compliant with EU safety normsSimplified safety design, no anti-pinch protection and standard warning marks
10Standard Core ComponentsBearings, guide rails and pneumatic parts: all imported brands, wear-resistant and low maintenance costMainly domestic standard parts, quick to wear out and require frequent replacement
11Exterior & Overall WorkmanshipStrict anti-corrosion & anti-warping treatmentSmooth surface, no color difference or paint peelingPrecise door gap matchingPoor anti-corrosion treatment, easy to rust and paint flakingRough surface, inaccurate gaps and frame deformation after long operation


FAQ

Q1:What is a profile wrapping line used for?
A1:It is used to laminate decorative films (PVC, PET, veneer, paper, etc.) onto various profiles such as door frames, skirting boards, aluminum profiles, and decorative moldings.
Q2:What materials can be wrapped?

A2:MDF profiles,Solid wood,WPC,Aluminum profiles,PVC extrusions

Q3:What adhesive systems are available?
A3:PUR hot melt adhesive,EVA hot melt,Solvent-based adhesive.PUR is recommended for higher bonding strength and durability.
Q4:How to avoid bubbling or delamination?
A4:By controlling glue temperature, application amount, pressure alignment, and substrate preparation.
Q5:Certain substrates or materials cannot be coated with high-gloss finishes. Which can be finished with high-gloss? Which cannot?

A5:

1) Panels suitable for high-gloss: Melamine-faced panels, wood-plastic composite extruded boards, PVC foam boards, high-density MDF (recommended with hot-melt paint primer). In summary, panels must be of standard thickness with a flat surface.

2) Production environment requirements:Workshop humidity must be maintained above 45%;a dust-free workshop is essential.

3) Adhesive requirements:Transparent PETG must be bonded with transparent PUR adhesive;adhesive flow properties are critical.

Q6:What pressure setting is required for the wrapping machine's pneumatic system to meet production requirements?
A6:0.4-0.6MPA
Q7:Why are some roller mounting rods on coating machines vertical while others are horizontal? What are the differing application effects of each?

A7:The vertical rods serve as roller guide rods, used to position and secure the rollers.The horizontal rods are quick-change brackets. Once a particular profile has been adjusted, the bracket can be disassembled into separate parts and labelled. When production of that profile is required again, it can be reassembled and installed.This

saves time and facilitates operation. saves time and facilitates operation.

Q8:What is the approximate temperature range for the adhesive in the laminating machine? How many temperature settings are required?
A8:Typically, adhesive temperatures are set as follows: laminator pressure plate at 140°C, tube temperature at 130°C, and squeegee at 110°C. These settings must be adjusted according to the specific properties of each adhesive. They should also be determined based on the ambient temperature during production and the heat resistance of the film.

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