Dymax 846-GEL High-Strength Structural Adhesive with Activator Cure is designed for rapid assembly and bonding of a variety of surfaces including metals, ferrite, glass, and ceramics. Dymax 846-GEL is a high- performance, general structural adhesive that fixtures in 20 to 60 seconds. This material is especially suited for bonding ferrite magnets to DC motor assemblies. Dymax 846-GEL adhesive is used with activators 535-A-Rev-A or 501-E-Rev-A to form excellent bonds between close fitting parts. This product is in full compliance with RoHS directives 2015/863/EU.
| UNCURED PROPERTIES * | ||
| Property | Value | Test Method |
| Solvent Content | No Nonreactive Solvents | N/A |
| Chemical Class | Acrylated Urethane | N/A |
| Appearance | Translucent Straw | N/A |
| Soluble in | Organic Solvents | N/A |
| Density, g/ml | 1.06 | ASTM D1875 |
| Viscosity, cP (20 rpm) | 29,000 (nominal) | ASTM D-2556 |
| Shelf Life at Recommended Conditions from Date of Manufacture |
18 months |
N/A |
| CURED MECHANICAL | PROPERTIES * | |||
| Property | Value | Test Method | ||
| Room Temperature (control) | ||||
| Steel laps (psi) | 1800 | ASTM | D1002 | |
| Aluminum laps (psi) | 1500 | ASTM | D1002 | |
| Stainless Steel laps (psi) | 1800 | ASTM | D1002 | |
| Moisture Resistance: 85°C/85% RH, 72 h | ||||
| Steel laps (psi) | 1500 | ASTM | D1002 | |
| Aluminum laps (psi) | 1200 | ASTM | D1002 | |
| Stainless Steel laps (psi) | 1500 | ASTM | D1002 | |
| Two Thermal Shock Cycles
-30°/150°C, 1 h soak |
||||
| Steel laps (psi) | 2100 | ASTM | D1002 | |
| Aluminum laps (psi) | 1500 | ASTM | D1002 | |
| Stainless Steel laps (psi) | 2000 | ASTM | D1002 | |
| Curing Conditions | 501-E- REV-A | 535-A- REV-A |
| Fixture Time/Handling Strength |
15-20 sec |
15-20 sec |
| Lap Shear with CRS laps (psi) after dwell times as listed below: | ||
| 5 minutes | 829 | 820 |
| 30 minutes | 1244 | 1149 |
| 24 hours | 2095 | 2106 |
| 72 hours | 2028 | 2118 |
| 1 hour at 93°C (200°F) | 2255 | 2242 |
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