Description
Techcon TT27-Rigid tapered tips are 27 gauge dispensing tips for controlled dots, short beads, and small-volume deposits from syringe barrels, bottles, dispense valves, and automated equipment. The TT27 Rigid tip uses a double helix luer lock connection and an opaque white rigid body for UV-sensitive or precision dispensing work.
TT27 Rigid tip Benefits
- 27 gauge outlet supports micro-dot placement and fine adhesive control.
- 1.25 inch length gives reach into fixtures, small housings, and close assemblies.
- Double helix luer lock hub helps secure the tip under normal dispensing pressure.
- Opaque rigid body supports automated setups and UV-sensitive fluids.
- Smooth tapered fluid path helps reduce turbulence, drips, and back pressure with thicker materials.
Use these tips when a standard metal needle is too restrictive or when a tapered plastic path is a better fit for pastes, gels, sealants, silicones, greases, epoxies, and filled materials.
Where TT27 Rigid tip Fits
- Micro-dot adhesive placement on electronics and small assemblies.
- Automated dispensing cells that need a rigid tapered tip.
- Controlled RTV silicone or sealant application in narrow areas.
- Prototype fixtures using luer lock barrels or valves.
- Fine bead work with medium and high viscosity fluids.
Surface Preparation and Use
Match the tip size to the material, bead size, and dispensing pressure before running parts. Start at the lowest pressure that gives a stable bead, then adjust in small steps. High pressure can waste material or create tailing when the fluid path is too small.
Keep tips sealed until use and change tips when cured material, filler particles, or skinning starts to affect dot size. For automated work, confirm tip length, fixture clearance, and luer lock engagement before cycling at speed.
Technical Details and Documentation
Techcon references list TT27-RIGID as a 27 gauge rigid tapered tip with 1.25 inch length, 0.008 inch ID, white opaque body, silicone and chloride-free construction, and maximum operating pressure of 100 psi. Review current product-family information from Techcon before production use.
Ordering Help
For compatible tips, barrels, adapters, and dispense valves, browse Chemical Concepts dispensers, mixers, and nozzles. For help matching gauge, material, and pressure to your fluid, call (800) 220-1966 or email [email protected].







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