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Mikrosam has a history of delivering high-quality prepreg equipment for various applications.
Each machine is designed specifically to the customer’s requirements driven by the exact fiber-resin combination and required capacity.
Our latest offering is based on the increasing demand for using a towpreg for filament winding applications. Mikrosam’s proprietary Quality Control System included with every machine provides production data traceability and analysis of critical process parameters.
Key benefits of Mikrosam prepreg machines:
- Long history in delivery of various large-scale prepreg machines
- Hotmelt, solvent, thermoplastic and towpreg production technology
- Proven capabilities in delivering high-quality prepreg machines
- On-demand production
- Long-term investment, short payback period
- Develop, define and apply your proprietary prepreg making/slitting technology
- R&D and industrial scale equipment
- In-house installed machine for demonstration and testing
Mikrosam Prepreg Equipment
- Solvent thermoset Process
- Hot-melt Resin System
- Thermoplastic Prepreg Making
Solvent thermoset Process
- Type of reinforcement (fibers/cloth/paper):
- Carbon
- Glass
- Aramid
- Hybrid
- Type of resin:
- Thermoset
- Width: up to 2,000mm
- Weight: up to 1,000g/m2
- Infrared and convectional heating
- Advanced resin metering and automated mixing
- System for surface weight measurement of (non) impregnated materia
Hot-melt Resin System
- Type of reinforcement (fibers/cloth/paper):
- Carbon
- Glass
- Aramid
- Hybrid
- Type of resin:
- Hotmelt
- Prepreg width: up to 2,000mm
- Process speed: up to30m/min
- Coating: double–roller, slot-die, etc.
- Spreading: servo-controlled, bar-type
- Quality tracking: infra-red based, X-raybased
- Rewinding: tape, tow-preg, slit-tape with plastic film
- Process temperature: 40-250ºC
- Heating/Cooling method: customizable
Prepreg types: Towpreg, fabric prepreg, Unidirectional (UD) Prepreg
Thermoplastic Prepreg Making
- Automatic control over the process
- Advanced regulation of the temperature
- Precise powder scattering system
- Wide range of thermoplastic resins
- Type of reinforcement:
- Fabric (glass, carbon, aramid, natural fibers)
- Type of resins:
- PEEK, PPS, PES, PEKK, PSU, PA6, etc…
- Final prepreg areal weight: up to 800g/m2
- Calender rolls
- Prepreg width: up to 1,200mm
- Heating temperature: up to 400ºC
- Process speed:0-10m/min
Towpreg Production
- Key benefits of Mikrosam Towpreg production machine
- Technical features
Key benefits of Mikrosam Towpreg production machine
Many customers see value in acquiring in-house production of towpreg which is used either for filament winding or automated towpreg placement processes. Mikrosam’s customized solution for towpreg production reduces the total cost of production and resolves many questions related to logistics and provides higher process and material quality control. It can be used with any fiber reinforcement and any commercially available or proprietary hot-melt resin systems.Precise and controllable tow-preg resin content
- Significant cost savings compared to outsourcing tow-preg manufacturing
- Capability to manufacture tow-pregs with different widths
- State-of-the-art technology and equipment performance
- Winding of various tow-preg spool packages and patterns
- R&D and industrial-scale equipment
Technical features
- Thermoset resin towpreg process for carbon fibers (12K, 24K)
- Thermoset resin towpreg process for glass fibers (1200, 2400tex)
- Various types of coating methods–resin type dependent
- Possibility to use a wide range of resin systems
- Programmable spool rewinding patterns and towpreg spool sizes
- Number of towpreg spool positions: 4, 8, 16
- Process speed: up to 30 m/min–depending on the resin type
Hybrid and Unique Prepreg Making Solutions only by Mikrosam
- Modular impregnating line for producing of fabric and UD prepregs, and towpreg
- Use Solvent and Hot-melt resins on the same line
- Reverse roller coating for resin film production with hot-melt resins
- Slitting capability to slit the final prepreg into narrower rolls
- Up to 1200mm prepreg width or more (upon customer’s requirements)
- Unique Double-belt press line to process thermoset and thermoplastic resins
- Produce on-demand fabric or UD prepregs up to exact and custom specification
- Fine control of thermal process: speed, heating, and cooling can be finely adjusted
- Film-based or powder scattering methods
- Up to 600mm prepreg width or more (upon customer requirements)
Learn more
Interested in learning more?
Have specific requirements in mind?
MikroPreg Software for Prepreg-making Equipment
- Software with integrated HMI interface
- Data back-up for prepreg tracing
- Quality control and SCADA PC Application
- QCS System included for customized reporting
- All parameters recorded in database
News & Events
Mikrosam will showcase its latest developments in affordable Automated Fiber Placement (AFP) and in-house prepreg slitting and rewinding technologies at JEC World 2026. Visitors can…
We are proud to announce that Mikrosam has been awarded the esteemed "3rd November" award for 2025 by the Municipality of Prilep. This distinguished award…
Mikrosam’s participation at the Western Balkans Human Capital Days in Tirana showcased Macedonia’s leadership in advanced automation and skills development for the future workforce. On…
28.09.2025
This Saturday, September 27, Prilep hosted a special celebration marking two major anniversaries – 16 years since the founding of the Institute for Advanced Composites…
Stefani Nedelkova Kuzmanoska - Marketing & PR Manager Vele Samak - Chief Revenue Officer In the fast-evolving world of composite manufacturing, automation is no longer…
28.07.2025
Visit Mikrosam at the Hydrogen Technology Expo - the world’s largest suppliers trade fair for hydrogen technologies, materials, components, and engineering solutions. Meet our team…