
Technical welding expertise
AD Plast belongs to Manudo Group, experts in thermal and high-frequency welding and thermoforming for the following sectors: Industry, Sport & Leisure
This company is located in Bizerte, Tunisia and was created by Manudo Group in 2006.
AD Plast has become a high-tech industrial player in sealing through its know-how, technical expertise and experience.
She uses her knowledge to benefit her clients in order to always offer them more innovative and efficient products.
Our productions
The industry
- Inflatable product technology (air – water – gel – airbag)
- Personal protective equipment
- Matelas anti-escarres
- Pouches, cases, binders (small, medium and mass production)
Sport and Leisure
- Pockets, soft water bottles, solar showers, etc…
- Phone cases
- Armbands
- Mattresses
Materials used in the manufacture of its various products
- PVC and EVA films
- Polyurethane
- Coated fabrics
- Etc …
All our products are custom-made to meet customer demand.
AD Plast supports these clients in their project
From the development of specifications to the final product, we meet your needs by supporting you daily in order to provide you with tailor-made solutions based on our industrial technical expertise.
We are at your disposal to understand and respond optimally to your expectations through a dedicated team:
- Committed: composed of certified and qualified experts in technical mastery
- We listen: we understand and analyze your needs to provide you with our best solution as quickly as possible.
- Collaborative: transparency, communication and fluidity to create a true partnership with the client

Our process

Identifying the client’s needs and expectations

Collaboration with the design office for the implementation of the project

Prototyping

Validation

Product production and delivery

An integrated design office
He works in constant contact with you in order to respond specifically to your specifications, and also to be a driving force for personalized solutions and industrial innovations.
It adds the following to your profile:
- Technical studies, feasibility studies, and the development of specifications for manufacturing
- Prototypes and models according to the request made
Screen printing
To consistently offer products that meet customer needs and expectations, AD Plast has invested in 1,600m² dedicated to printing and has integrated a brand new screen printing machine equipped with the latest technologies..
This allows us to meet customer needs by carrying out projects requiring large formats, up to 8 colors.

Quality and its environment
AD Plast ensures quality through its mastery of the sealing properties of its products. Inspections are carried out on the products and the work environment to guarantee customer compliance.
It is constantly seeking to improve the quality of its services and manufactured products by investing in quality industrial tools and innovation.
It also invests in R&D to support the energy transition: by continuously searching for better materials and more sustainable manufacturing processes.
< 2 >Our ISO 9001 certification testifies to our commitment to quality and environmental protection.

At AD Plast, we specialize in thermal and high-frequency welding processes, offering reliable and precise solutions to meet the diverse needs of our industrial clients. Thermal welding uses heat to fuse materials, ensuring robust and durable joints. High-frequency welding involves friction between colliding electrons, releasing energy that is conducted through an electrode. The atoms of the two materials are then bonded together. Thanks to our expertise, we offer thermal and high-frequency welding processes tailored to the specific requirements of each application. This allows us to excel in a wide range of sectors: industry, compression therapy, sports and leisure, inflatables, and airbags.
Materials Used in the Welding Process Technique
Our thermal and high-frequency welding processes utilize a variety of materials selected for their specific properties. Thermal welding typically uses materials such as polypropylene, HDPE and LDPE, and various complex films. High-frequency welding, on the other hand, may utilize PVC, EVA, or polyurethane. The choice of material depends on the required mechanical properties, chemical resistance, and service conditions.
Types of Welding Processes and Techniques
We offer various thermal welding processes to meet specific needs. Thermal impulse welding uses electric currents to generate heat and fuse materials. High-frequency welding It applies electromagnetic fields to heat and weld thermoplastics. Each method is designed to offer precise and reliable results, suitable for different industrial applications.
Advantages of the Welding Process Technique
High-frequency thermal welding offers numerous advantages, including high precision, robust joints, and flexibility in material selection. Using cutting-edge technologies, we can create complex welds that meet the specific requirements of each project. Our processes guarantee durable welds capable of withstanding extreme conditions, thus improving product reliability and longevity. Furthermore, customizing our welding processes allows us to precisely meet our clients’ needs, ensuring maximum satisfaction.
FAQ on the Welding Process Technique
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What is the thermal and high-frequency welding process?
The thermal welding process uses heat to fuse materials, providing precise and durable solutions for industrial assemblies. High-frequency welding involves friction between electrons, which collide and release energy that is conducted through an electrode. The atoms of the two materials then fuse together.
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What materials are used in the thermal and high-frequency welding process?
Thermal welding tends to use materials such as polypropylene, HDPE and LDPE bases, and various complex films. High-frequency welding, on the other hand, uses PVC, EVA, and polyurethane.
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What are the advantages of the thermal welding process?
The advantages include high precision, robust assemblies, flexibility in the choice of materials, and the ability to perform complex and durable welds in various sectors of activity.


