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GESSO DURO PER ORTODONZIA EXTRA WHITE TYPE IV (25 kg) is an extra-hard, extra-white Type IV dental stone for laboratory use, designed for the production of highly accurate models requiring high compressive strength and excellent flow. It is indicated for precision orthodontic models and for aesthetic case models (ceramic veneers and inlay/onlay/overlay work), supporting faithful reproduction of shading details in areas with thin ceramic layering.
| Property | Value |
|---|---|
| Color | Bright white |
| Working ratio | 22 ml / 100 g |
| Manual mixing time | 1 minute |
| Vacuum mixing time | 30 seconds |
| Working time | 8 minutes |
| Setting time (Vicat) | 11 minutes |
| Setting expansion (2 h) | 0.08% |
| Compressive strength (2 h) | 43 MPa |
| Demoulding time | 45 minutes |
| Standard | ISO 6873 |
Recommended for the production of high-precision orthodontic models and for working models used in aesthetic restorations such as ceramic veneers and inlay/onlay/overlay cases, where accurate surface detail and shading reproduction are essential.