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The R.J. Marshall Company CS265X
- CAS Number
- 7778-18-9
- EC Number
- 231-900-3
- Chemical Name
- Calcium Sulfate
- Chemical Family
- Calcium Salts
The R.J. Marshall Company CS265X is a ground dihydrate grade of calcium sulfate containing 20.1% water of hydration. The waters of hydration provide good flame and smoke suppression in a variety of room temperature cured thermoset composite applications.
Product families
Applications
Building & Construction — Building Envelope & Roofing
- EIFS & Insulation
Product Families
Composite Materials — Additives
- Fire Retardants
- Suppressants
Other characteristics
- Synonyms
Basic calcium sulfate, Calcium sulfate (CaSO4), Calcium sulphate, Sulfuric acid calcium salt, Sulfuric acid calcium(2+) salt (1:1)
- Functions
- Flame Retardant, Smoke Suppressant
- Markets
- Building & Construction
- Cure
- Air Dry
- Technology
- Composite Materials
- Composite Materials Functions
- Flame Retardant
- Plastics and Elastomers Functions
- Smoke Suppressant
Technical data
Table 1 of 2
3 rows| Characteristic | Value | Unit |
|---|---|---|
| CaSO4 -2H2O | min. 97 | % |
| Combined Moisture | 20.1 | % |
| Free Moisture | 0.1 | % |
Table 2 of 2
6 rows| Characteristic | Value | Unit |
|---|---|---|
| Specific Gravity | 2.32 | — |
| Mohs Hardness | 2 | — |
| Mesh (+50) | 0 | % |
| Mesh (+100) | 1 | % |
| Mesh (+200) | 9 | % |
| Mesh (+325) | 28 | % |
