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MATERIAL SAFETY DATA SHEET
Hammer ® - Microsilica D90
Revision date: 16/OCT/2008 Print date: 16/OCT/2008
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| 1.CHEMICAL PRODUCT AND COMPANY IDENTIFICATION |
| Common name: |
Hammer ® - Microsilica D90
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| Chemical name: |
Hammer ® - Microsilica D90
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| CAS No.: |
69012-64-2 |
| Product application: |
Cementitous mixtures |
| Synonyms: |
Microsilica, Silica Fume, Silicon Dioxide, Condensed Silica Fume (CSF), Amorphous Silica |
| Supplier: |
Xiamen Bentonite International Corporation
16L1, Yinsheng Building, Xiangyu Free Trade Zone,
Xiamen-361006, China |
| Telephone: |
0086-592-6038099 |
| Telefax: |
0086-592-6038969 |
| E-mail: |
xbic@xbic.com |
| Emergency telephone number: |
0086-592-6038099 |
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| 2.COMPOSITION / INFORMATION ON INGREDIENTS |
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Ingredient
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CAS number
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Weight in percent
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Silicon dioxide (SiO2) – Amorphous (production of silicon metal)
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7631-86-9
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＞90.0%
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Silicon dioxide (SiO2) – Amorphous (production of ferro silicon)
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7631-86-9
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＜90.0%
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Silicon dioxide (SiO2) – crystalline
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14808-60-7
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＜0.05%
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Carbon (C)
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7440-44-0
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＜8.00%
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Iron oxide (Fe2O3)
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1309-37-1
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＜2.00%
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Aluminum oxide (Al2O3)
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1344-28-1
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＜2.00%
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Sodium oxide (Na2O)
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1313-59-3
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＜2.00%
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Potassium oxide (K2O)
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1310-58-3
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＜2.00%
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Magnesium oxide (MgO)
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1309-48-4
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＜2.00%
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Calcium oxide (CaO)
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1305-78-8
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＜2.00%
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| 3.PHYSICAL AND CHEMICAL DATA |
| Physical state: |
Amorphous sub-micron powder – dust has a tendency to agglomerate |
| Color: |
Light gray to medium gray |
| Odor: |
No Odor |
| Melting point: |
1200℃ - 1300℃ (depend on the type of amorphous silica as well as source). |
| Specific gravity: |
2.20 – 2.50 |
| PH (water=1.0): |
6.0 - 9.0 |
| Solubility in water: |
Insoluble |
| Particle size: |
Approx. 0.4μm |
| Bulk density: |
Approx. 250-700kg/m3 |
| Solubility: |
Insoluble to slightly soluble in organic solvents |
| Chemical Stability: |
Stable will not react with water. |
| Incompatibility: |
Microsilica is soluble in hydrofluoric acid. |
| Decomposition: |
Heating at temperatures above 500’C (930’F) for prolonged time periods will convert amorphous silica to crystalline phases. |
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| 4.FIRE AND EXPLOSION HAZARD DATA |
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Microsilica is not combustible even when in a dust cloud and presents no danger of explosion.
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| Flash point: |
N/A |
| Method used: |
N/A |
| Extinguishing media: |
N/A |
| Explosion potential: |
None |
| Fire fighting procedures: |
None |
| Flammable limits: |
None |
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| 5.FIRST AID MEASURES |
| Inhalation: |
If inhaled to excess remove exposed person to a ventilated area to fresh air. |
| Skin Contact: |
Wash skin with water and mild soap. |
| Eye Contact: |
Flush eyes with water and carefully rinse under the eyelids. Obtain medical assistance if discomfort persists. |
| Ingestion: |
Obtain first aid or medical assistance immediately. |
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| 6.SAFTY HANDLING / STORAGE AND TRANSPORTATION INFORMATION |
| Handling: |
Avoid generating dust. Handle with adequate ventilation for dust. |
| Normal storage: |
General storage, best in closed containers, ambient air temperature, keep dry. |
| Transportation: |
Not a hazardous materials in transportation. |
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| 7.EXPOSURE CONTROL AND PERSONAL PROTECTION |
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Avoid inhalation of dust. Ensure good dust ventilation during use. Wear a respirator according to during dust generating operations. Use protective gloves and eye protection. Facilities for eye flushing should be available.
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| 8.TOXICOLOGICAL INFORMATION |
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Acute Effects:
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| Inhalation: |
Airborne microsilica dust generated by the use or handling of this product may result in respiratory irritation. |
| Ingestion: |
Microsilica dust may irritate and dehydrate throat and mouth. |
| Eye contact: |
Microsilica dust may cause eye irritation and dryness. |
| Skin contact: |
Microsilica dust may cause exposed skin irritation and dryness. |
Chronic Effects:
Microsilica is generally considered a nuisance dust of low toxicity consequently it is considered to pose minimal risk of pulmonary fibrosis. Avoid prolonged exposure to microsilica dust concentrations above the recommended exposure limits, unless the protective equipment is used.
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No adverse effects are expected. Microsilica is not considered dangerous to the environment. |
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| 10.ACCIDENTAL RELEASE AND DISPOSAL CONSIDERATIONS |
| If Spilled: |
Collect using methods that minimize creation of airborne dust. High efficiency vacuum clearing is recommended to recover spilled material. Place in suitable container for recycling or disposal. |
| Personal safety: |
Observe health and safety precautions. Refer to point 8. |
| Waste disposal: |
Dispose of in accordance with applicable local regulation. |
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| 11.OTHER INFORMATION |
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All information, recommendations, and suggestions in this MSDS, concerning our products are base on tests and data believed to be reliable, it cannot be guaranteed. Since the actual use by other is beyond our control it is user’s responsibility to determine the safety, toxicity and suitability for their own use of the product described herein.
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