Cementos Molins Industrial is a company of the Cementos Molins Group | Corporate web Site
The DRAGON cement, manufactured by Cementos Molins Industrial, is a Portland cement with type II/B-L limestone that falls into the 32.5 strength category. The suitability and regularity of the limestone used and the fineness of the cement gives our DRAGON cement the following special properties:
SPECIAL FEATURES
Better workability
It allows to prepare more plastic mortars and concretes.
Lower risk of cracking
Because less heat is released during hydration reactions.
Masonry applications
This cement is especially designed to prepare all types of construction mortars, in particular those to be used in masonry.
TECHNICAL CHARACTERISTICS
| Typical values | Specifications according to standard and instruction | |
| Clinker(%) | 70 | mín. 65 - max. 79 |
| Limestone(%) | 30 | mín. 21 - max. 35 |
| Minor component (%) | 0 | mín. 0 - max. 5 |
| Chemicals | ||
| Sulphate, SO3 (%) | 3,1 | max. 3,5 |
| Chlorides, (CI) (%) | 0,01 | max. 0,1 |
| Physical characteristics | ||
| Blaine specific surface (cm2/g) | 4600 | - |
| Le Chatelier expansion (mm) | 0,5 | max. 10 |
| Start of setting (min) | 110 | mín. 75 |
| End of setting (min) | 160 | max. 720 |
| Mechanical characteristics | ||
| Compression after 1 day (MPa) | 8 | - |
| Compression after 2 days (MPa) | 17 | - |
| Compression after 7 days (MPa) | 29 | mín. 16 |
| Compression after 28 days (MPa) | 40 | mín. 16 mín 32,5 - max 52,5 |
Ctra. N-340 km. 1.242,300 08620 Sant Vicenç dels Horts (Barcelona) Tel. 93.680.60.00 Fax. 93.656.99.10
