Molda Staff + is a formulated hemihydrate plaster (CaSO4.½H2O) produced from naturally occurring high purity gypsum mineral. It is white in colour. This product is used for the production as well as fixing of decorative fibrous plasterwork.
Perfectly suited for both building site and workshop use
High surface hardness and mechanical strength
Safe and easy to use
| Mechanical Properties | |
|---|---|
| Brinell Hardness (MPa) | 45 |
| Dry compressive strength (Mpa) | 16 |
| Flexural Strength (MPa) | 7 |
| Chemical Properties | |
|---|---|
| Chemical Composition | CaSO4.½H2O |
| Chemical Name | Calcium Sulphate Hemihydrate |
| Colour | White |
| Min. Gypsum Purity (%) | 95 |
| Setting Parameters | |
|---|---|
| Initial setting time (minutes) | 15 |
| Vicat Ring Fluidity (cm) | 17 |
| Physical Properties | |
|---|---|
| Loose bulk density (kg/m³) | 700 |
| Particle Size Distribution (mesh size and % weight retained) | ≤ 6.00 % at 100 µm |
| Plaster to Water Ratio | |
|---|---|
| Plaster to water mix ratio (by weight) | 100/59 |
| Plaster to Water Ratio (by weight) | 1.70:1 |
| Water to plaster ratio (by weight) | 59% |
This plaster can be dosed according to the desired consistency. Mix by hand until obtaining a homogeneous slurry.
Optimal consistency to be used should be adjusted according to each application.
Changes in plaster to water ratio will affect the performance of the product, in particular the setting time, working time and the mechanical strengths.
Packaging available : 25 kg
Shelf life : 10