2C Mixing Head

Precision in Every Drop.
Confidence in Every Cycle.

For two-component materials (2C), consistency isn’t optional – it’s the key to quality. The marco systems 2C Mixing Head delivers precise, repeatable results even under demanding conditions, such as with highly viscous, abrasive, or filled media.

Compact and modular in design, the system covers a wide range of applications—from potting and bonding to sealing and foaming, even on 3D contours or uneven surfaces. Developed for integration into flexible and automated processes, it combines precise control, high process reliability, and maintenance-friendly design in one powerful unit.

The result: reduced material waste, fewer rejects, and higher process stability – giving you the confidence to scale, adjust, and optimize without compromise.

Core features and benefits

  • Modular drive unit
    Stepper-driven spindle with linear encoder
    ► Precise volume displacement with full stroke control

  • valve and seal system
    pneumatic ball valves and spring-loaded FFKM seals ► Clean switching operations and pressure resistance up to 50 bar
  • Quick-access assembly
    Four-screw concept for tool-free maintenance
    ► Easy to clean, reconfigure, or inspect
  • Thermal control option 
    Heating module and insulating cover
    ► Stable media temperature and reduced viscosity variation

Designed for flexible applications

At marco systems, modularity is more than just a concept—it is our development principle. All central components of our 2K dispensing systems are developed in-house and are based on standardized interfaces for maximum compatibility.

Whether adapting volumes, materials, heating zones, or robotic setups – we tailor systems to your exact needs.
And when your process needs something special, we don’t stop at modularity:
We modify, combine, or develop components to match your application.

The result: reduced material waste, fewer rejects, and higher process stability – giving you the confidence to scale, adjust, and optimize without compromise.

Core features and benefits

  • Modular drive unit
    Stepper-driven spindle with linear encoder
    ► Precise volume displacement with full stroke control

  • valve and seal system
    pneumatic ball valves and spring-loaded FFKM seals ► Clean switching operations and pressure resistance up to 50 bar
  • Easy cleaning and maintenance
    Four-screw principle for tool-free maintenance
    ► Easy to clean, convert, or inspect
  • Optional temperature control
    Heating module and insulating hood
    ► Stable media temperature and reduced viscosity fluctuations

Talk to us about your 2C application.
Together, we’ll evaluate how to implement your process requirements in the most efficient way.

Contact

Compatible liquids

  • Two-component adhesives, sealants, potting and casting componds
    (e.g., polyurethane, epoxy, silicone)
  • Filled or abrasive media
  • Chemically aggressive or reactive fluids
  • Media-contacting components can be adapted to your formulation
  • Viscosities up to 20,000 mPas
  • Dispensing pressures up to 25 bar

Static or dynamic mixing – optimized for every formulation

When a static mixer is the right choice

  • Ideal for high volumes and simple dispensing applications
    Provides reliable mixing for standard applications with low to moderate complexity
  • Compatible with standard helical and X-grid nozzels
    For easy integration into existing systems

  • Disposable tips
    No cleaning and no contamination risk
  • Best for low-viscosity fluids
    Quick cycle applications and minimal down time
Cross-section of a mixing coil for optimal mixing of two liquid components prior to dosing.
Dynamic mixing of 2K materials with custom-made metal mixing coils.

When dynamic mixing is the solution

  • Suitable for very precise volumetric dispensing, independent of mixing ratio and viscosity
    Achieves a very high degree of mixing, even with significantly unbalanced component ratios
  • Speed up to 12,000 rpm
    Adjustable to flow rate
  • Customizable number of mixing blades
    Chaotic, efficient mixing - ideal for filled, viscous, or fast-reacting liquids
  • Minimal gap between mixing tool and housing
    No bypass flow, complete homogenization
  • Fully dismountable
    For cleaning and inspection

Consistent 2C output with static mixing

To validate performance under production conditions, we conducted real-world dispensing tests with the 2C static mixing head.
The results confirm minimal volume deviation and stable mixing ratios across repeated cycles — demonstrating high repeatability and reliable process control.

One system. One partner. Fully integrated.

The 2C Mixing Head is just one part of a complete, harmonized system. Combined with our media supply units and gantry systems, it forms a scalable platform simplifies the set-up process and ensures consistency across your entire process.
The following graphic shows how the 2C Mixing Head, media supply, and gantry system work as one integrated solution.

Precise 2K mixing with a system. A 2K mixing head, a gantry robot, and two tanks make up the system.

Gantry systems – integrated dispensing and motion control

From tabletop setups to inline automation: our marco gantry systems offer a scalable solution for a wide range of 2C mixing and dispensing tasks. Each system combines advanced robotic motion with precise dispensing control – engineered to work seamlessly with the 2C Mixing Head, as they are specially designed to carry even heavy dispensing units while maintaining high precision.

Thanks to their lightweight yet torsion-resistant frame design and precise drive technology, the gantry systems ensure accurate dispensing paths – whether integrated into compact workstations or full production lines.

Material supply & processing

  • Available in 3L or 25L sizes
  • Degassing capacity down to 50 mbar
  • Stirring and temperature control
  • Optional nitrogen inerting and UV protection
  • Output: approx. 18 ml per pump stroke

Why is marco the right partner for you?

Whether for prototyping, small batches or full-scale manufacturing – you’ll have the right platform for your process and production environment.

We don’t just sell components. We engineer solutions – together with you.

From the first idea to the final configuration, we work as one team to build the system that fits your 2C process.

Contact us and develop your tailored 2C-mixing solution with us.

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