The Decision Matrix Professionals Use
The Decision Matrix Professionals Use
Selecting the wrong sealant type causes 68% of adhesion failures (Adhesives & Sealants Council). Follow this flowchart:
Flowchart Key: A) Environment → B) Substrates → C) Performance Needs
Technical Parameter Comparison
| Parameter | Acetic Type | Neutral Oxime | Application Warning |
|---|---|---|---|
| Cure Mechanism | Acetoxy | Alkoxy | Acetic corrodes copper/brass |
| Tack-Free Time | 10-20 min | 30-60 min | Faster ≠ better adhesion |
| Shore A Hardness | 25 | 15-40 | Softer for dynamic joints |
| Chemical Resistance | ⭐⭐⭐ | ⭐⭐⭐⭐⭐ | Oxime resists fuels & solvents |