PLASTER INFORMATION
Plaster will, when mixed with water, produce a hard rock. We offer industrial plasters and unformulated base plasters for many applications.
PLASTER USES
This is typically used in an industrial setting.
Grades of PLASTER
Plaster White Hydrocal Cement and Alpha Type
C=PLASTER WHITE HYDROCAL CEMENT AND ALPHA TYPE INFORMATION
This is a high purity calcium sulfate. It is pressure calcined to produce the hard and dimensionally stable alpha gypsum cement. It is suitable for all types of formulations.
| TYPICAL ANALYSIS: | |
|---|---|
| CaSO4 – 1/2-(H2O) | primary item |
| Si02 and insoluble | trace |
| Al203 | trace |
| Fe203 | trace |
| MgO2 | trace |
| TYPICAL PHYSICAL PROPERTIES: | |
|---|---|
| Appearance | White powder |
| Specific Gravity | 2.4 |
| Dry Density | 1.4 gr/cc 90 lbs/cu ft |
| Wet Density | 1.7 gr/cc 110 lbs/cu ft |
| Water Demand | 45 gr water/100 gr plaster |
| VICAT set | 25 minutes |
| Compressive Strength | 5,000 psi |
| Expansion | 0.39% |
