Chem-Set TrimLok UV3206LV Low Viscosity Clear UV Curable Adhesive for Signage and Plastics
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Regular price
$ 31.99 USD
10 units available
Chem-Set™ TrimLok™ UV3206 LV is a low-viscosity, UV-curable industrial adhesive designed for trimless letter assembly and trim cap bonding. This clear methacrylate ester adhesive is formulated to wick into very tight seams and near-butt joints, helping fixture acrylic faces, aluminum extrusions, and trim cap interfaces with a clean bond line for signage and tight-tolerance plastic assembly applications.
Key Features
- Ultra-low viscosity formulation for capillary wicking into tight seams and narrow bond lines
- UV-curable adhesive for rapid fixturing and faster production handling
- Optically clear, shadow-free bond line for clean assembled appearance
- Suitable for trimless letter construction and trim cap bonding applications
- 100% solids formulation with no solvents
- Compatible with secondary seam adhesives including UV and MMA systems
- Adhesion to acrylic, polycarbonate, PVC, aluminum, and other metals
Technical Specifications
| Specification | Value |
|---|---|
| Chemical composition | Methacrylate ester |
| Appearance | Clear, colourless |
| Viscosity @ 25°C | 50-100 mPa s (cP) |
| Specific gravity | 1.10 |
| Fixture time with low-power 3-5 mW/cm² lamp | Polycarbonate: 25-30 s; Rigid PVC: 5-7 s; PMMA: 4-5 s |
| Cure wavelength | 365-420 nm |
| Shear strength (ISO 4587) | Polycarbonate: >7 N/mm² (>1000 psi); Rigid PVC: >2 N/mm² (>300 psi); PMMA: 1.5-2 N/mm² (200-300 psi) |
| Tensile strength (DIN 53504) | 15-20 N/mm² (2200 psi) |
| Elongation (DIN 53504) | 100-150% |
| Hardness (ISO 868) | 50-65 Shore D |
| Refractive index | 1.474 |
| Storage temperature | 5 to 25°C (41 to 77°F) |
| Minimum temperature exposure after cure | -55°C (-67°F), depending on bonded materials |
Compatible Substrates and Materials
- Acrylic
- PMMA
- Polycarbonate
- Rigid PVC
- Aluminum extrusions
- Metals
Application Guidance
Dry fit components before application, then dispense the adhesive so it can wick into the seam or interface. Keep bond areas clean and free of contaminants, and for trim cap work avoid silicone-based cleaners or release agents on the acrylic edge. Hold parts firmly without movement during cure, minimize air entrapment, and expose the joint to UV light in the 365-420 nm range for the required cure time. Minimize exposure of the uncured adhesive to ambient light. Where additional long-term seam strength is needed, a secondary UV or MMA adhesive may be applied after fixturing.
Typical Use Cases
- Trimless letters
- Aluminum extrusion to acrylic face bonding
- Trim cap to acrylic face bonding
- Backlit letters
- Front-lit letters
- Architectural signage assembly
- Retail signage fabrication
- Tight-tolerance plastic assemblies requiring capillary action
Target Industries and Buyers
- Sign manufacturers
- Channel letter fabricators
- Architectural signage shops
- Retail display and signage producers
- OEM assembly operations working with plastics and metal trim components
- Fabricators using UV fixturing adhesives in precision assembly
Performance Advantages
Within the UV adhesive category, this formulation is positioned for applications where very low viscosity and capillary flow are important. It helps fixture tight seams quickly, produces a clear bond line, and supports trimless letter and trim cap assembly processes that may also use a secondary seam adhesive for added long-term strength, flexibility, or environmental resistance.
Common Questions
Q: What is this adhesive mainly designed for?
A: It is designed for trimless letter assembly and trim cap bonding, especially where the adhesive needs to wick into tight seams.
Q: Is the bond line visible after application?
A: The adhesive is described as optically clear and intended to create a clean, shadow-free bond line.
Q: What materials does it adhere to?
A: The available documentation lists acrylic, polycarbonate, rigid PVC, aluminum, and metals.
Q: What type of curing light is required?
A: It cures with UV light in the 365-420 nm range.
Q: Can it be used with a secondary adhesive?
A: Yes. The documentation states it is compatible with secondary seam adhesives, including UV and MMA systems.
Q: How should parts be handled during cure?
A: Parts should be held firmly and not disturbed while curing, and air entrapment should be minimized.
Q: Are there storage recommendations?
A: Store the adhesive at 5 to 25°C (41 to 77°F) and protect the liquid adhesive from room lighting.
Q: Is this adhesive intended for tight-tolerance assemblies?
A: Yes. It is specifically described for tight interfaces and plastic assemblies requiring capillary action.