Product ID:308L STICK ELECTRODE
MSDS Date:08/01/1985
FSC:3439
NIIN:00-511-9704
MSDS Number: BJYXN

HOBART BROTHERS CO

600 W MAIN ST HOBART SQUARE
TROY, OH 45373
US

Emergency Phone: 513-339-6000

Info Phone: 513-339-6000

Cage: 28835

HOLOX

8284 PENSACOLA, FL 32505-2921 US

Telephone: 904-438-1436

Cage: 9F235

IRON

CAS: 7439-89-6

RTECS: NO4565500

OSHA PEL 10 MG/M3 IRON OXIDE

ACGIH TLV: 5 MG/M3 IRON OXIDE

MANGANESE (SARA III)

CAS: 7439-96-5

RTECS: OO9275000

OSHA PEL (C) 5 MG/M3 DUST

ACGIH TLV: 5 MG/M3 DUST 9293

NICKEL (SARA III)

CAS: 7440-02-0

RTECS: QR5950000

OSHA PEL 1 MG/M3

ACGIH TLV: 1 MG/M3; 9192

CHROMIUM (SARA III)

CAS: 7440-47-3

RTECS: GB4200000

OSHA PEL 1 MG/M3

ACGIH TLV: 0.5 MG/M3; 9192

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

TITANIUM DIOXIDE

CAS: 13463-67-7

RTECS: XR2275000

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3 TDUST; 9293

SILICON

CAS: 7440-21-3

RTECS: VW0400000

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3 TDUST; 9293

CALCIUM FLUORIDE

CAS: 7789-75-5

RTECS: EW1760000

OSHA PEL 2.5 MG/M3 (F)

ACGIH TLV: 2.5 MG/M3 (F); 8990

CALCIUM CARBONATE (MARBLE) (LIMESTONE)

CAS: 1317-65-3

RTECS: EV9580000

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3 TDUST; 9192

MOLYBDENUM

CAS: 7439-98-7

RTECS: QA4680000

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3; 9293

NIOBIUM

CAS: 7440-03-1

OSHA PEL 15 MG/M3 NUISANCE

ACGIH TLV: 10 MG/M3 NUISANCE

POTASSIUM SILICATE

CAS: 1312-76-1

OSHA PEL 15 MG/M3 NUISANCE

ACGIH TLV: 10 MG/M3 NUISANCE

SODIUM SILICATE

CAS: 1344-09-8

OSHA PEL 15 MG/M3 NUISANCE

ACGIH TLV: 10 MG/M3 NUISANCE

Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:FUMES AND GASES CAN BE DANGEROUS TO
YOUR HEALTH. ARC RAYS CAN INJURE EYES AND BURN SKIN. ELECTRIC SHOCK
CAN KILL. NOISE CAN DAMAGE HEARING.
Explanation of Carcinogenicity:NICKEL AND CHROMIUM ARE LISTED BY NTP
AND IARC.
Effects of Overexposure:ACUTE:METALLIC TASTE,NAUSEA,TIGHTNESS OF
CHEST,FEVER,DIZZINESS,DRYNESS,IRRITATION OF EYES,NOSE AND THROAT.
CHRONIC:EXCESSIVE LEVELS MAY CAUSE BRONQUIAL ASTHMA,LUNG FIBROSIS
AND PNEUMOCONIOSIS. CHROMIU M DUSTS ON SKIN CAN FORM
ULCERS.ALLERGIC REACTIONS MAY OCCUR.
Medical Cond Aggravated by Exposure:AGGRAVATION OF EXISTING RESPIRATORY
OR ALLERGIC CONDITIONS.HIGHER LEVEL OF LUNG RELATED PROBLEMS AMONG
SMOKERS.

First Aid:REMOVE FROM EXPOSURE AND OBTAIN PROMPT MEDICAL ATTENTION. IF
NOT BREATHING,GIVE CPR/OXYGEN. EMPLOY FIRST AID TECHNIQUES
RECOMMENDED BY AMERICAN RED CROSS.

Extinguishing Media:NON-FLAMMABLE. USE EXTINGUISHING MEDIA APPROPIATE
FOR SURROUNDING FIRE.
Fire Fighting Procedures:WEAR FIRE FIGHTING PROTECTIVE EQUIPMENT AND A
FULL FACED SELF CONTAINED BREATHING APPARATUS. EVACUATE AREA. COOL
FIRE EXPOSED CONTAINERS WITH WATER SPRAY.
Unusual Fire/Explosion Hazard:NON-FLAMMABLE. WELDING ARCS AND SPARKS
CAN IGNITE COMBUSTIBLES.

Spill Release Procedures:CLEAN UP ANY GRINDING DUST OR WASTE RESIDUE
AND PLACE IN APPROPIATE DISPOSAL CONTAINER.

Handling and Storage Precautions:STORE IN DRY AREA. ELECTRODES EXPOSED
TO MOISTURE MAY EXPLODE VIOLENTLY IF USED. DRY MOIST RODS BY BAKING
AT 300F FOR TEN HOURS.
Other Precautions:TRAIN WELDER TO KEEP HIS HEAD OUT OF THE
FUMES.MONITOR AIR TO ENSURE ACCEPTABLE EXPOSURES.AVOID ELECTRICAL
SHOCK BY MAINTAINING DRY WORK AREA. WELDING ARC CAN IGNITE
COMBUSTIBLES AND FLAMMABLES.

Respiratory Protection:FUME RESPIRATOR OR AIR SUPPLIED RESPIRATOR IN
CONFINED SPACES OR WHERE VENTILATION DOES NOT KEEP EXPOSURE BELOW
TLV.
Ventilation:LOCAL EXHAUST TO KEEP BELOW TLV.
Protective Gloves:WELDER'S GLOVES.
Eye Protection:HELMET OR FACE SHIELD WITH FILTER LENS.
Other Protective Equipment:SUBSTANTIAL DARK CLOTH,ARM
PROTECTOR,APRON,HAT AND SHOULDER PROTECTION. AIR SAMPLING TO
DETERMINE CORRECTIVE MEASURES.
Work Hygienic Practices:WASH HANDS THOROUGHLY BEFORE EATING,SMOKING OR
USING SANITARY FACILITIES.
Supplemental Safety and Health
NONE.

HCC:N1
Solubility in Water:INSOLUBLE
Appearance and Odor:WELDING ROD

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:FUMES OF METALS AND METAL OXIDES FROM
ELECTRODE AND BASE METAL, CARBON MONOXIDE, CARBON DIOXIDE, OZONE,
NITROGEN OXIDES.

Waste Disposal Methods:CONSULT WITH YOUR LOCAL ENVIRONMENTAL
OFFICER.DISPOSE OF FUMES,FLUX OR WELD GRINDING RESIDUE FROM THE
WORK AREA OR FROM FILTERS IN ACCORDANCE WITH FEDERAL,STATE AND
LOCAL ENVIRONMENTAL REGULATIONS.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.