STEEL MILL ELECTRIC ARC FURNACE DUST
MATERIAL SAFETY DATA SHEET
SECTION I
Manufacturer's Name Emergency Telephone Number
Gerdau AmeriSteel 813/286-8383
Contact Telephone Number for Information
Matt D. Moore 813/286-8383
Director, Safety & Health Date Prepared
02/16/93
Address
P. O. Box 31328 Synonyms
Tampa, FL 33631-3328 Baghouse Dust, K061
Family
Product
Steel Mill Electric Arc Furnace Dust Inorganic Compounds
SECTION II 鈥? HAZARDOUS CONSTITUENTS
Dust may contain the following:
OSHA PEL ACGIH TLV
Constituenta (mg/m3) (mg/m3) % (Range) CAS #
Calcium oxide 5 2 0-35 1305-78-8
Iron oxideb 10c 5 0-35 1309-37-1
Zincd 5 5 0-25 1314-13-2
0.05e,f 0.05e, f
Silica dioxide 0-15 14464-46-1
Manganeseg 1 1 5-10 7439-96-5
Magnesiumd 10c, 5e 10 5-10 1309-48-4
15c, 5e
Alumina 10 0-5 1344-28-1
Chromium IIIh 0.05 0.05 0-5 7440-47-3
Phosphorus pentoxide - - 0-5 1314-56-3
Sulfur dioxide 5 5.2 0-5 7446-09-5
Calcium fluoride - 1.6 0-5 ---
Fluorine 0.2 0.2 0-5 7782-41-4
Copperd 0.1 1.6 0-5 7440-50-8
Molybdenumi 5 5 0-5 7439-98-7
Tinj, k 0.1 0.1 0-5 7440-31-5
Vanadiumd, e 0.05l 0.05l 0-5 1314-62-1
Cobalt 0.05 0.05 0-5 7440-48-4
10c, 5e
Titanium 10 0-5 13463-67-7
Potassium - - 0-5 1310-58-3
0.01n
Arsenic 0.2 0-5 7440-38-2
Barium 0.5 0.5 0-5 7440-39-3
Cadmiumo p
0.1 0-5 1306-19-0
0.5
Lead 0.05 0.15 0-5 7439-92-1
Tungstenf, i 1 1 0-5 ---
Mercuryk 0.1p 0.1 0-5 ---
Nickel 1 1 0-5 7440-02-0
Selenium 0.2 0.2 0-5 7782-49-2
Silver 0.01 0.01 0-5 7440-22-4
Section II - Hazardous Constituents Continued
Notes: (a) Elemental or oxide. Constituents are listed as elements unless significant differences exist for oxide in PEL and/or TLV.
(b) Fume, as Fe (g) Fume, as Mn (l) Vanadium pentoxide, as V205
(c) Total particulate (h) Compounds, as Cr (m) Inorganic and elemental, as Co
(d) Fume (I) Soluble compounds (n) Inorganic compounds
(e) Respirable fraction (j) Organic compounds (o) Cadmium oxide fume, as Cd
(f) Lowest PEL (k) Skin exposure may be possible (p) Ceiling
Many substances do not have a unique exposure limit. The absence of it does not lessen consideration for exposure risk. In the
absence of specific information, professional judgment may be required.
SECTION III 鈥? PHYSICAL AND CHEMICAL CHARACTERISTICS
Boiling Point - 卤5000掳F Melting Point - 卤2800掳F
Vapor Pressure (mm Hg) - N/A Specific Gravity (H2O = 1) - 0.8-5.5
Vapor Density (Air = 1) - N/A Evaporation Rate (Butyl Acetate = 1) - N/A
Solubility in Water - Insoluble Appearance and Odor - Brown, odorless, granular or powder
SECTION IV - PHYSICAL AND CHEMICAL HAZARDS
LEL - N/A
Flash Point - Not Flammable
UEL - N/A
Extinguishing Media - N/A
Special Fire Fighting Procedures - N/A
Unusual Fire and Explosion Hazards - N/A
SECTION V - REACTIVITY DATA
Stability - Stable Conditions to Avoid - N/A
Incompatibility - Calcium hypochlorite, performic acid, finely divided aluminum, ethylene oxide and bromine pentafluoride.
Hazardous Decomposition or Byproducts - Lead, cadmium and zinc boil off at high temperatures.
SECTION VI - HEALTH HAZARD DATA
Routes of Entry Inhalation: Yes Skin: No Ingestion: Yes
Health Hazards:
Acute - Inhalation of fumes may result metal fume fever, irritation to eyes, mucous membranes and respiratory system,
pneumonia, bronchitis, sinusitis, laryngitis, chest pain, conjunctivitis, gingivitis, cardiopulmonary arrest. Skin exposure may result
in dermatitis and skin lesions.
Chronic - Chronic bronchitis, chronic atrophic nasopharyngitis, pulmonary fibrosis, silicosis, insomnia, irritability, speech disorders,
muscle incoordination, mucosal ulcerations, anemia, metallic taste, nausea, vomiting, weakness, headache, pallor, lead line on
gums, chromitosis, anorexia, duodenal ulcer, colitis.
NTP: Arsenic, nickel, chromium, cadmium, crystalline silica
Carcinogenic -
IARC: Arsenic, nickel, chromium, lead, cadmium, crystalline silica
OSHA: Arsenic
Signs and Symptoms of Exposure - Nausea, tightness of chest, fever, cough, irritation of eyes, nose, and throat, metallic taste,
photophobia, elevated blood lead level.
Medical Conditions Generally Aggravated by Exposure - Respiratory diseases, allergic conditions.
Eye or skin contact - flush with water.
Emergency and First Aid Procedures -
Inhalation - remove to fresh air.
SECTION VII 鈥? PRECAUTIONS FOR SAFE HANDLING AND USE
Steps To Be Taken In Case of Release or Spill - Dust should be swept up and placed in suitable container. Prevent release to air,
sinks, drains, sewers, or water runoff.
Waste Disposal Method - Material is a RCRA hazardous waste. Must be manifested and containerized for shipment to waste
treatment or disposal facility.
Precautions to be Taken in Handling and Storing - Wear appropriate personal protective equipment. Use good housekeeping to
prevent accumulation.
SECTION VIII 鈥? CONTROL MEASURES
Respiratory Protection - Dust/fume respirator
Local Exhaust - May be appropriate. Exhaust should be filtered to prevent release to air.
Protective Gloves - Disposable
Eye Protection - Full protection, goggle-type
Other Protective Clothing or Equipment - Disposable coveralls and rubber boots
Reviewed: 5/06
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