Testing Products for ASTM D1621
APP-D1621
Application Insight:
Initial Contact: Defining the zero point is hard on soft foams. Use a 1N pre-load to establish a consistent start.
Regulatory & Test Details
| App Id | APP-D1621 |
|---|---|
| App Standard | ASTM D1621 |
| Standard Organization | ASTM |
| Test Type | Compression |
| Material Type | Foam |
| Specimen Type | 2" Cube or Cylinder |
| Industry Type | Construction |
| Min Force Kn | 0.5 |
| Max Force Kn | 10 |
| Max Spd Mm/m | 2.5 |
| Expert Spd | Standardized for Foam. This expert rate scales with the specimen size to ensure a constant strain rate regardless of the foam block height. |
| Pointer App Software | N-ASTM-D1621 |
| Pointer Fixture Family | G-ASTM-D1621 |
| Pointer Strain Family | E-ASTM-D1621 |
Implementation Commentary
This test determines 10% deformation strength because foams rarely have a clear break point.