Crealet AG

04/11/2026

ECR Warp Let-Off: When a Proven Brake Becomes an Intelligent Solution

How can existing band and rope brakes be upgraded with the ECR Warp Let-Off to meet higher demands?

On many narrow fabric weaving machines, mechanical band and rope brakes have been performing reliably for decades. The basic principle is proven: braking force is generated by weights or spring force, thereby regulating warp tension.

However, as demands for quality, process reliability and reproducibility continue to increase, this principle reaches its limits. During the weaving process, the diameter of the warp beam continuously changes. What works well with a full warp beam can result in different warp tension when the beam is nearly empty.

We have solutions for this. One of them is the ECR Warp Let-Off.

Proven Mechanics Meets Intelligent Control

The idea behind ECR is deliberately pragmatic: an existing band or rope brake does not have to be completely replaced. Instead, it can be retrofitted with an intelligent ECR control unit.

This allows CREALET to combine the robustness of a proven mechanical solution with the capabilities of electronically controlled process regulation.

An integrated load cell continuously measures the actual warp tension. The control system processes these measurements and automatically adjusts the braking force. A cylinder regulates the brake accordingly.

The result: The desired warp tension remains constant throughout the entire weaving process – regardless of how much warp remains on the warp beam.

Read more:

How can existing band and rope brakes be upgraded with the ECR Warp Let-Off to meet higher demands? We have solutions for this. One of them is the ECR Warp Let-Off. The idea behind ECR is deliberately pragmatic: an existing band or rope brake does not have to be completely replaced. Instead, it can....

05/10/2026

Functional and Smart Webbings – Woven Technology with Integrated Functionality
Functional or so-called smart webbings extend the traditional role of technical woven webbings far beyond simple load-bearing and force-transmission functions. By integrating additional functionalities, they increasingly perform tasks in sensing, data transmission, power supply, identification, and system monitoring.
As a result, highly specialized fabric structures are created in which not only mechanical performance but also the precise integration of functional components and reproducible fabric quality are of critical importance.

Wide Range of Applications
Key application areas include sensor-integrated webbings for measuring tensile force, elongation, temperature, or humidity; conductive webbings for transmitting electrical signals and power; and heated webbings used in protective clothing, seating systems, and medical applications.
In addition, RFID- and NFC-integrated webbings enable product identification and traceability. Illuminated webbings with integrated optical fibers or LED structures provide signaling and warning functions, while antistatic and electromagnetic shielding webbings protect sensitive electronic systems.
A particularly forward-looking field is the development of structural health monitoring webbings. These combine load-bearing textile structures with integrated sensors, enabling continuous monitoring of load conditions in lifting equipment, load-handling devices, and safety-critical infrastructure projects.

High Demands on the Weaving Process
The integration of functional elements places significant demands on the manufacturing process. In addition to the mechanical performance of the fabric, the precise positioning of functional yarns is particularly important. Even minor deviations during weaving can affect the electrical, sensing, or thermal properties of the finished product.

Stable and precisely controlled warp yarn tension therefore forms the basis for:
• Reproducible fabric structures
• Accurate positioning of functional yarn systems
• Stable electrical and sensing performance
• Consistent product quality throughout the entire production batch

Modern warp let-off systems make a decisive contribution to process stability and quality assurance. By ensuring constant warp yarn feeding, they create the conditions necessary for the reliable integration of additional functionalities into the textile structure.

15/09/2026

Precision Under Load – Warp Beam Systems for High-Performance Technical Webbings
Load-bearing woven webbings are used in lifting slings, lashing straps, cargo securing systems, and as reinforcement fabrics for drive belts. These products must safely absorb and transmit high tensile forces while meeting the most demanding requirements for strength, durability, and operational safety.
The foundation of this performance lies in precise warp yarn feeding. Since the warp yarns carry the majority of the loads applied during service, consistent and gentle yarn handling is essential. Even minor variations in yarn tension can result in uneven load distribution, reduced product quality, or premature material failure.

High-tenacity yarns such (polyester, polyamide, aramid)
The processing of high-tenacity yarns such as polyester, polyamide, and aramid is particularly demanding. These materials require precise yarn guidance, constant tension control, and fiber-friendly processing to prevent yarn damage and breakage. At the same time, high yarn densities and long production runs must be managed reliably and efficiently.

Handling of large yarn capacities
To increase productivity and minimize downtime, manufacturers often use warp beams with large yarn capacities. These enable longer production cycles, reduce changeover operations, and improve consistency throughout an entire production batch. However, as warp beam size and weight increase, the demands placed on the warp beam system also rise significantly.
Modern warp beam creels must safely accommodate high loads and warp tensions, provide exceptional structural rigidity, and incorporate precise tension control systems. Only then can constant warp yarn tension be maintained throughout the entire production process. In addition, safe lifting and beam-changing devices are essential to ensure ergonomic and cost-effective handling of heavy warp beams.

Multiple yarn beams
For wide or highly loaded technical fabrics, multiple warp beams are frequently used simultaneously. This allows separate control of different warp yarn groups and improves the management of overall tensile forces. As a result, additional requirements are placed on the design, stability, and control technology of the warp beam system.

Conclusion
A high-performance warp beam system is therefore far more than a mechanical support structure.
It is a key factor in the efficient production of high-quality load-bearing webbings, ensuring consistent fabric quality, maximum process reliability, and dependable compliance with specified mechanical properties.

Load-bearing woven webbings are used in lifting slings, lashing straps, cargo securing systems, and as reinforcement fabrics for drive belts. These products must safely absorb and transmit high tensile forces while meeting the most demanding requirements for strength, durability, and operational saf...

26/08/2026

Warp Yarn Feeding for Elastic Narrow Fabrics – A Key Technology for Technical Applications
W
oven elastic webbings have become key components in numerous technical applications. Their outstanding dimensional stability, reproducible stretch characteristics, defined recovery force, and high mechanical durability make them a preferred choice over many alternative textile solutions.

Wide Range of Technical Applications
Today, technical elastic webbings are used in numerous industries, including automotive and transportation, medical and orthopedic technology, personal protective equipment (PPE), aerospace, industrial engineering, construction, sun protection systems, and sports and outdoor equipment.
Emerging application areas are creating additional opportunities, particularly in soft robotics, wearable technologies, smart textiles, sensor-integrated fabrics, and adaptive fastening systems.
To meet these requirements, manufacturers often combine high-performance yarns such as polyester, polyamide, or aramid fibers with elastane or natural rubber. Additional functionalities, including flame retardancy, UV resistance, antistatic properties, and enhanced abrasion resistance, can also be incorporated.

Read more under the following link:

Woven elastic webbings have become key components in numerous technical applications. Their outstanding dimensional stability, reproducible stretch characteristics, defined recovery force, and high mechanical durability make them a preferred choice over many alternative textile solutions.

17/08/2026

Narrow Fabrics in Focus: Where Precise Warp Yarn Feeding Makes the Difference
In a special series of four detailed reports, we present an analysis of the specific individual challenges and solutions for four product groups in the manufacturing of narrow fabrics.

Introduction
Warp yarn tension is increasingly evolving from a simple process setting into a key quality-defining characteristic of the finished product.
Electronic warp let-off systems, intelligent tension control, and modern process monitoring make a decisive contribution to quality assurance across all four product groups.

From CREALET’s perspective, narrow fabrics can be divided into four main groups based on their technological requirements and the importance of precise warp yarn feeding:
Elastic Webbing-->Reproducible force-elongation characteristics
Load-Bearing Webbing-->High strength and long-term durability
Safety-Critical Webbing-->Zero-defect strategy and full traceability
Functional / Smart Webbing-->Precise positioning of functional and sensor yarns

What all four product groups have in common is the need for precise and reproducible warp yarn tension. However, its influence on product performance varies depending on the application.

In a special series of four detailed reports, we present an analysis of the specific individual challenges and solutions for four product groups in the manufacturing of narrow fabrics.

07/08/2026

Go far beyond the conventional scope
Electronic warp let-off systems for yarn feeding enable applications that go far beyond the conventional scope. Especially in creel-based weaving, they demonstrate their strengths wherever the highest demands are placed on yarn tension, process stability, and reproducible product properties.

Yarn Let-Off Systems for Warp Yarn Feeding – Precision Where Standard Solutions Reach Their Limits
While warp beams remain an economical solution in many standard applications, they increasingly reach their limits in complex technical textiles. Electronic let-off systems from CREALET enable individual control of single warp yarns or warp yarn groups, thereby forming the basis for precise and reproducible manufacturing.

-Technical Elastic Webbings
-Smart Textiles and Functional Fabrics
-High-Performance Fibres and Technical Fabrics
-Coarse Yarns and Frequent Warp Beam Changes
-Multilayer and 3D Fabrics

Conclusion
All applications described share one key factor: the decisive success criterion is the precise, individual, and reproducible feeding of warp yarns. This is where electronic let-off systems from CREALET deliver their greatest value.
They provide the foundation for stable processes, reproducible product properties, and the economical production of advanced technical textiles.
We are pleased to support you in selecting and designing suitable warp yarn feeding systems – from electronic let-off systems for creel-based weaving to precisely controlled solutions for warp beams. Together, we develop the optimal feeding strategy for maximum process stability, highest product quality, and maximum efficiency in your weaving operation.

Electronic warp let-off systems for yarn feeding enable applications that go far beyond the conventional scope. Especially in creel-based weaving, they demonstrate their strengths wherever the highest demands are placed on yarn tension, process stability, and reproducible product properties.

30/06/2026

Measurement systems for stable warp yarn tension

Stable and uniform warp yarn or web tension is a critical factor for quality and efficiency in numerous industrial production processes. Even minor deviations can negatively affect the final product and lead to quality defects, process instability, or unnecessary material waste.
With modern measurement and analysis systems, warp yarn and web tension can now be precisely recorded, visualized in real time, and—if required—actively controlled.

Precise Measurement and Visualization of Warp Yarn and Web Tension

Modern measurement systems enable continuous monitoring of tensile forces in real time. Changes in tension become immediately visible, allowing early intervention in the process before quality losses occur. This significantly increases process reliability and improves production reproducibility.
In combination with suitable evaluation units, the measured values can not only be displayed but also directly integrated into control systems. This enables automated regulation of web or warp yarn tension, ensuring a constant and optimal production process. Operator influence is reduced, downtime is minimized, and overall equipment efficiency is increased.
In addition, the visualization of tension profiles enables significantly improved process analysis. Trends, disturbances, or systematic deviations can be detected at an early stage and corrected in a targeted manner. This leads to a significant improvement in both product quality and production efficiency.

Our Systems at a Glance

Load Cell – Precise Measurement of Warp and Web Tension
The load cell is the core component of our tension measurement systems. The process material—especially warp yarns or web substrates—is guided over deflection rollers and a measuring roller, allowing continuous recording of the applied tensile forces. The ball-bearing rollers ensure smooth and reproducible material transport.
Thanks to its high measurement accuracy, the load cell delivers reliable real-time values of warp or web tension. The amplification factor can be flexibly adjusted via the control system, ensuring optimally conditioned signals for process control. Depending on the application, different measuring widths are available, allowing adaptation to a wide range of machine configurations.
A key advantage is its robust and flexible design: the sensor operates reliably in any installation position, provided that the process material correctly passes all relevant deflection points. This ensures a practical and stable solution for diverse production environments.

Tension Indicator DT45 – Visualization and Signal Processing

The DT45 tension indicator complements the load cell as a powerful signal converter and visualization unit. It has been specifically designed for industrial applications where measurement data must not only be acquired but also processed and transmitted to control systems.
The compact device offers simple operation, stable performance, and versatile interfaces. In addition to analog outputs (4–20 mA, 0–10 V), digital communication interfaces such as RS232 and RS485 are available. This allows seamless integration of the DT45 into existing automation and control systems.
Key features include automatic zero tracking and convenient calibration via the serial interface. This reduces commissioning effort and minimizes potential operator errors. At the same time, the device ensures reliable real-time display and transmission of measurement data.

Conclusion

The combination of a high-precision load cell and the powerful DT45 tension indicator forms a complete system for monitoring and optimizing warp yarn and web tension.
The result is more stable production, higher process reliability, and a significant increase in product quality and manufacturing efficiency.

Stable and uniform warp yarn or web tension is a critical factor for quality and efficiency in numerous industrial production processes. Even minor deviations can negatively affect the final product and lead to quality defects, process instability, or unnecessary material waste. With modern measurem...

16/06/2026

NEW: The Crealet Creel Solutions

At Crealet AG, precision in warp yarn feeding has been our focus for over 20 years. Building on our experience with electronic warp feeding systems, we are now applying our expertise to creel solutions for the textile industry.

We are increasingly receiving customer inquiries for suitable creel solutions for applications where the warp is processed directly from the creel. In order to offer our customers even more comprehensive and optimally coordinated solutions in the future, we have decided to further expand this area in a targeted manner.

Our creels are individually designed according to customer requirements. From technical specifications and layout and installation drawings to manufacturing, Crealet provides tailor-made solutions that are perfectly adapted to the specific application and the existing production environment.

Crealet creels complement our existing product range and expand it with specific solutions, particularly geared toward applications involving direct warp processing in weaving from the creel. This enables us to offer our customers an even broader and more flexible range of solutions.

Your Benefits with Crealet Creels
-Optimal yarn tension for consistent quality
-Flexible range of solutions – tailored to different applications and requirements
-Robust industrial quality for long-term use
-Easy integration into existing systems and processes
-Swiss engineering and reliable support

With this expansion, Crealet strengthens its position as a full-service provider of systems for warp feeding in the textile industry – all from a single source, perfectly coordinated and in proven Crealet quality. We look forward to supporting our customers in this area as well with customized solutions and the trusted Crealet quality.

Over End Creel, Glass Roving Creel, Tangential Creel: Building on our experience with electronic warp feeding systems, we are now applying our expertise to creel solutions for the textile industry.

02/06/2026

Special Solutions for Warp Yarn Feeding in Weaving and Warp Knitting Machines

More Performance. More Efficiency. More Future Security.

Competitive pressure is increasing. Markets demand the highest quality, maximum productivity, and energy-efficient processes – while keeping investment costs predictable.Those who want to achieve sustainable differentiation today need more than standard solutions. Proprietary ideas, innovative technology, and tailor-made systems provide the decisive competitive edge.

Customized Technology When Standard Is Not Enough

Especially in warp yarn feeding, standard solutions often reach their limits. Different material properties, special yarn qualities, high machine speeds, or limited installation space require individual concepts – precisely tailored to your process.Our special solutions for weaving and warp knitting machines are used exactly where standard components reach their limits. We develop and implement customer-specific systems for weaving from creels, beam creels, or other yarn carriers such as selvedge bobbins, etc.

Your Advantages:

-Precisely tailored to your machine configuration and process requirements
-Constant and reproducible yarn tension – even with demanding yarns
-Maximum process stability and production reliability
-Seamless integration into existing systems
-Simplified operation, maintenance, and handling

Whether compact designs for limited installation space, special tension control concepts, or customized interface connections – we deliver solutions that perfectly match your application.

Innovation as a Competitive Advantage

Individually developed warp yarn feeding systems increase the performance of your machines while ensuring technological differentiation in the market.

The result:

-Higher product quality
-Reduced waste
-Improved energy efficiency
-Reduced labor requirements
-Sustainable production reliability

Choose technology that fits your process – not the other way around.

Our special solutions for weaving and warp knitting machines are used exactly where standard components reach their limits. We develop and implement customer-specific systems for weaving from creels, beam creels, or other yarn carriers such as selvedge bobbins, etc.

11/05/2026

Rubber Transport for Elastic Bands

Maximize quality and precision in the production of elastic bands! Our rubber transport system maintains continuous thread tension—even with fluctuating weaving speeds—ensuring that elastic threads are always optimally stretched during weaving.

With adjustable pre-tensioning, the material is fed evenly, preventing sagging or overstretching. This results in elastic bands with perfect recovery, precise dimensions, and consistently reproducible quality.

Ideal for applications in fashion, sports, medical, automotive, and industrial sectors—anywhere high elasticity and reliability are required.

Key Benefits at a Glance
-Precise material tension for superior quality
-Even material feed without sagging or overstretching
-Reproducible results for every batch
-Versatile application across diverse industries

Simple Process – Highest Quality
Our electronic rubber transport system can be used both as a retrofit for existing mechanical tensioning devices and in new narrow weaving machines. Pre-tensioning is easy to set and adjust, ensuring that finished bands meet the highest quality standards.

Experience how our technology guarantees process stability, efficiency, and reproducible results in the production of demanding elastic bands.

Maximize quality and precision in the production of elastic bands! Our rubber transport system maintains continuous thread tension—even with fluctuating weaving speeds—ensuring that elastic threads are always optimally stretched during weaving.