Home / Epoxy Mixing Nozzles
Epoxy Mixing Nozzles

Epoxy Mixing Nozzles

Mix two-part adhesives directly before dispensing in dual cartridges or automated meter-mix systems to achieve uniform output.

Support stable A/B proportion across various adhesive viscosities.

Compatible with multiple interfaces and sizes of your dispensing tools.

Get a Quick Quote

Why Choose Btektech Epoxy Mixing Nozzles?

  • We control molding dimensions to maintain repeatable internal geometry. Length tolerance typically stays within ±0.2 mm and outer diameter within ±0.1 mm.
  • Our automated production lines reduce batch variation during molding and assembly. This helps you maintain stable fit, flow path consistency, and repeatable installation performance.
  • We produce 2 part epoxy mixing nozzle using PP, PA or POM, ensuring chemical compatibility with epoxy and polyurethane systems.
  • For OEM and ODM projects, we support interface changes, element count adjustment, and outlet size modification. You can start with sample validation before moving into volume production.
Send Inquiry Now
OUR PRODUCT

Available Epoxy Mixing Nozzles Configurations

Epoxy mixing nozzles are typically selected based on dispensing system type, adhesive viscosity, and required flow rate. Dual cartridge systems commonly use static mixing nozzles for manual or semi-automatic dispensing. Automated meter-mix equipment often requires dynamic mixing nozzles to maintain stable mixing under higher flow and continuous production.

Static Mixing Nozzles

Static Mixing Nozzles

Designed for dual-cartridge dispensing systems where adhesive components mix through fixed internal elements before reaching the outlet.

Learn More
Dynamic Mixing Nozzles

Dynamic Mixing Nozzles

Used in automated meter-mix-dispense systems where rotating elements actively blend high-viscosity adhesives during continuous production.

Learn More

Engineering Advantages of Our Epoxy Mixing Nozzles

Stable mixing performance depends on consistent internal geometry, material stability, and secure system connection.

Stable Element Geometry

Stable Element Geometry

Mixing elements are molded with repeatable geometry so adhesive streams split and recombine consistently under dispensing pressure.

Chemical-Stable Materials

Chemical-Stable Materials

Housing and elements use polymers selected for epoxy compatibility, reducing swelling or deformation during chemical exposure.

Sealed Inlet Fit

Sealed Inlet Fit

Bayonet, bell and threaded interfaces are dimensionally controlled so cartridge remain sealed under dispensing pressure.

Reduced Tip Residue

Reduced Tip Residue

Tapered outlet geometry helps reduce dead volume near the nozzle tip during replacement and restart.

Quality Control and Process Stability

We control molding dimensions to maintain repeatable internal geometry, dimensional tolerances for adhesive mixing nozzles are typically held at ±0.2 mm in length and ±0.1 mm in outer diameter, though specific limits depend on product type and size range. Dimensional inspection, pressure testing, and drop testing are performed as part of routine quality checks. These tests help detect leakage risk, structural weakness, or molding defects before shipment. If you require labeling with batch number, part number, and production date, we can provide that to support your process control and traceability requirements.

Quality Control and Process Stability
Engineering Support and Customization Capability

Engineering Support and Customization Capability

For OEM and ODM projects, our engineering team reviews adhesive data such as viscosity at application temperature, A/B ratio, and expected flow rate. These parameters help determine suitable element count, internal diameter, and nozzle housing material. If your dispensing equipment uses a non-standard cartridge or proprietary valve interface, we can modify the inlet geometry to match the connection structure. Structural adjustments such as extended mixing sections may be recommended for high-viscosity or difficult-to-mix adhesive systems.

Detailed specifications, element counts, dimensional references, and material options for all mixing nozzle configurations.

Resources & Downloads

PDF

Mixing Nozzle Catalog

Detailed specifications, element counts, dimensional references, and material options for all mixing nozzle configurations.

Download

Full Product Catalog

Complete range of dispensing components, covering tips, mixing nozzles, cartridges, guns, and system accessories.

Download

Knowledge Base

Technical articles covering dispensing principles, selection guidance, and process considerations for stable performance.

Download

Epoxy Mixing Nozzles

Btektech epoxy mixing nozzles operate in both cartridge-based dispensing systems and automated meter-mix-dispense production lines. The cases below show how correct nozzle configuration improved adhesive mixing stability under real manufacturing conditions.

Semi-Automated Dual Cartridge Bonding Line

Semi-Automated Dual Cartridge Bonding Line

Automotive parts assembly plant uses a dual cartridge dispensing gun in a semi-automated bonding workstation for two-component epoxy application. Btektech epoxy mixing nozzles are installed directly on the cartridge outlet to maintain stable adhesive blending during repeated 20–30 second dispensing cycles.

Automated Meter-Mix Potting Production Line

Automated Meter-Mix Potting Production Line

Electronics assembly facility uses an automated meter-mix-dispense system to fill protective housings with two-component epoxy during continuous production shifts. Under higher dispensing flow conditions, long epoxy mixing nozzles help to reduce visible streaking inside the dispensed adhesive.

What Is an Epoxy Mixing Nozzle?

Two-component epoxy adhesives keep the resin and hardener separated inside the dispensing equipment until the moment of application, but if the two materials do not combine completely before reaching the bonding surface, the adhesive may not cure completely.An epoxy mixing nozzle solves this problem by guiding the material flow through a series of internal mixer stages. As the adhesive travels through the nozzle, the two components repeatedly divide, rotate, and recombine until a uniform mixture exits the outlet.Because this final mixing step happens immediately before dispensing, the epoxy mixing nozzle often becomes the last point in the process where material consistency can be controlled.

System Role: Where the Mixing Nozzle Sits and What It Controls

The epoxy mixing nozzle sits at the final outlet of a two-component dispensing setup where both adhesive components first share a common flow path. In dual-component cartridges, the static mixing nozzle attaches directly to the cartridge outlet while plungers push the materials into the mixer. In automated production equipment, the dynamic mixing nozzle typically sits downstream of the metering pump and dispensing valve.In both cases the upstream system already controls the A/B ratio. The mixing nozzle governs something different: how completely both components blend before the adhesive reaches the substrate.In practice curing consistency depends on both stages. Even when the metering system maintains a precise ratio, insufficient mixing inside the nozzle can still produce streaks or weak regions in the bond line. You can think of the mixing nozzle for epoxy as a functional element of the dispensing process rather than a simple disposable accessory.

Technical Structure: Mixing Elements, Materials, and Interfaces

Most epoxy mixing nozzles consist of a cylindrical housing filled with internal mixing elements that repeatedly redirect the material flow as the adhesive progresses toward the outlet.Static mixing nozzles rely entirely on this internal geometry and the pressure generated by the dispensing equipment. Common designs use helical stages arranged in alternating directions, typically ranging from 12 to 24 elements depending on viscosity and required mixing length. Square or grid-style geometry follows the same principle, dividing the material stream into multiple channels and recombining them downstream rather than rotating the flow.Dynamic mixing nozzles operate differently. Rotating components actively blend the adhesive streams, which becomes relevant when viscosity is too high for static geometry alone or when continuous production demands more consistent output.Material compatibility plays an important role in long production runs. Many adhesive mixing nozzles use polypropylene (PP) or nylon (PA) because these materials tolerate chemical exposure and maintain dimensional stability during dispensing.

Connection design deserves attention as well. If the cartridge interface does not seal correctly, part of the material flow may bypass the mixing section before reaching the outlet.

Selection Guide: Choosing the Right Mixing Nozzle

Selecting epoxy mixing nozzles depends on three main variables: dispensing equipment type, adhesive viscosity, and system flow rate. Dual cartridge tools typically use disposable static mixers that are replaced after each use to prevent blockage from partially cured adhesive. Meter-mix dispensing systems operate at higher flow rates and longer duty cycles, which is why dynamic mixing solutions sometimes become part of the evaluation. Adhesive viscosity determines the required mixing length, while flow rate affects system pressure. An undersized nozzle can raise backpressure and reduce dispensing stability, so nozzle geometry needs to be matched to both variables together.

Need Help Selecting the Right Mixing Nozzle? Send your adhesive type, viscosity range, cartridge system, or dispensing equipment details for compatibility evaluation and epoxy mixing nozzle recommendations.

Frequently Asked Questions

What materials can a mixing nozzle for epoxy be used with?

Epoxy mixing nozzles are commonly used with two-component epoxy adhesives, polyurethane adhesives, acrylic adhesives, silicone compounds, and other reactive resin systems. Btektech provides different options for low, medium, and high viscosity materials to help improve mixing consistency and dispensing performance.

Are your 2 part epoxy mixing nozzles compatible with dispensing guns or systems?

Yes. Our epoxy mixing nozzles are compatible with many standard manual, pneumatic, and automated dispensing guns or systems used for dual-cartridge adhesive applications. They work with common dispensing guns designed for 1:1, 2:1, 4:1, and 10:1 dual cartridges.

What cartridges are compatible with your epoxy mixing tubes?

Our epoxy mixing nozzles are compatible with a wide range of dual cartridges from 50ml to 600ml systems. Available connection types include bell-mouth and bayonet interfaces used in many industrial dispensing applications. Please provide your cartridge type or mixer part number for compatibility confirmation.

What is the difference between static and dynamic epoxy mixing nozzles?

Static epoxy mixing nozzles use fixed internal elements to blend two-part adhesives during dispensing and are commonly used with disposable cartridge systems. Dynamic epoxy mixer nozzles use rotating components and are typically used in higher-flow automated dispensing equipment or with very high-viscosity materials.

What customization options are available for epoxy mixing nozzles?

Custom epoxy mixing nozzles can be designed by adjusting structural parameters that directly affect mixing behavior. Btektech engineers modify mixing element configuration, nozzle length, inner diameter, outer diameter, and connection interface to match adhesive viscosity, flow rate, and dispensing equipment. Housing materials such as PP or PA may also be selected based on epoxy chemistry to maintain dimensional stability and chemical resistance. These design adjustments allow the epoxy mixing nozzle to deliver stable mixing performance under specific production conditions.