1.Cannot be used as structural adhesive 2.Not suitable for use on the surface of the substrate containing oil or oozing grease, plasticizer or solvent 3.Not suitable for frosted or wet substrate surface 4.Not suitable for airtight places and places where the surface temperature is lower than 6°C or higher than 40°C| NO. | Item | Standard regulations | Test result | Individual evaluation | ||
|
1 |
Appearance | It should be a fine, uniform paste without lumps Gel crusts and precipitates that are not easy to disperse quickly | Fine and uniform black paste, no agglomerated gel, crust and precipitates that are not easy to disperse quickly |
Qualified | ||
|
2 |
Sagging degree, mm | Vertical placement | ≤3
| 0 |
Qualified | |
| Horizontally | Not deformed | Not deformed | ||||
| 3 | Density/g/cm3 | Specified value ±0.1 | 0.98 | Measured value | ||
| 4 | Hardness/shore A | 15-50 | 26 | Qualified | ||
| 5 | Surface drying time/h | ≤2 | 0.1-0.3 | Qualified | ||
|
6 |
Tensile adhesion |
Standard condition | Tensile bonding strength/MPA | ≥0.20 | 0.4 | Qualified |
| Bonding failure area/% | ≤15 | 0 | Qualified | |||
|
After soaking | Tensile bonding strength/MPA | ≥0.20 | 0.3 | Qualified | ||
| Bonding failure area/% | ≤15 | 0 | Qualified | |||
| 7 | Extrude ability/(ml/min) | ≥110 | 460 | Qualified | ||