LOCTITE® 4902 FL is a highly flexible, fluorescent cyanoacrylate adhesive designed for assembling flexible medical devices. It provides strong bonding performance for dissimilar and opaque substrates while maintaining fast curing, ease of use, and high strength. The product is ISO 10993 tested for biocompatibility in medical device applications.
| Property | Value |
|---|---|
| Chemical Type | Ethyl and octyl cyanoacrylate |
| Appearance | Clear, colorless liquid |
| Fluorescence | Positive under UV light |
| Specific Gravity (@ 25°C) | 1.03 |
| Viscosity (@ 25°C, 100 s⁻¹) | 150 to 250 mPa·s (cP) |
| Condition | Fixture Time (seconds) |
|---|---|
| Aluminum | ≤20 |
| ABS | 5 to 10 |
| Acrylic | 30 to 45 |
| Neoprene | 120 to 210 |
| Nitrile | 20 to 45 |
| Polycarbonate | 5 to 10 |
| PVC | 15 to 45 |
| Steel | 10 to 30 |
| Property | Value |
|---|---|
| Shore Hardness (ISO 868) | Shore A 65 |
| Tensile Modulus | 400 N/mm² (57,900 psi) |
| Glass Transition Temperature (Tg) | 50°C |
| Coefficient of Thermal Expansion | Below Tg: 110×10⁻⁶ K⁻¹ / Above Tg: 425×10⁻⁶ K⁻¹ |
| Property | Value |
|---|---|
| Surface Resistivity (IEC 60093) | 145×10¹⁵ ohms |
| Volume Resistivity (IEC 60093) | 11×10¹⁵ ohm-cm |
| Dielectric Breakdown Strength | 32 kV/mm |
| Dielectric Constant (1 kHz) | 3.34 |
| Substrate | Lap Shear Strength (N/mm²) |
|---|---|
| Grit-Blasted Mild Steel | 12 |
| Aluminum (Etched) | 14 |
| ABS | 8 |
| PMMA | 4.3 |
| Polycarbonate | 7.9 |
| PVC | 5.8 |
| Environment | 100h | 500h | 1000h | 5000h |
|---|---|---|---|---|
| Motor Oil (40°C) | 85% | 70% | 65% | 60% |
| Unleaded Gasoline (22°C) | 65% | 10% | 25% | 0% |
| Water (22°C) | 70% | 65% | 60% | 45% |
| 98% RH, 40°C | 55% | 50% | 65% | 50% |
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Avantek Viet Nam is a dynamic MRO, direct materials and equipment supplier that brings advanced technological solutions to maximize satisfaction of customers.
We are expert in import and export of adhesives, accessories and equipment in both domestic and cosmetic industrial fields, production and technology research and development.
Our solutions promise to bring best optimal effectiveness along with competitive prices, excellent customer services, dedicated on-site support.
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Website: avantek.vn
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