Product ID:ROTARY CUTTING TOOLS (ALL GRADES)
MSDS Date:11/25/1985
FSC:3455
NIIN:00N009072
MSDS Number: BCRNT

T.J. MARTIN CO.

10491 W. 164TH PLACE
ORLAND PARK, IL 60462

Emergency Phone: 312-460-4417

Info Phone: 312-460-4417

Cage: OO288

T.J. MARTIN CO.

ORLAND PARK, IL 60462

Telephone: 312-460-4417

Cage: OO288

COBALT (SARA III)

CAS: 7440-48-4

RTECS: GF8750000

Fraction By Weight: 3-25%

OSHA PEL 0.1 MG/M3;AS CO

ACGIH TLV: 0.05 MG/M3;DUST 9293

TUNGSTEN CARBIDE

CAS: 12070-12-1

RTECS: YO7250000

Fraction By Weight: 70-97%

OSHA PEL 5 MG/M3/10 STEL (W)

ACGIH TLV: 5 MG/M3/10 STEL (W)

TANTALUM CARBIDE

Fraction By Weight: 0-12%

OSHA PEL 5 MG(TA)/CUM,DUST

ACGIH TLV: 5 MG(TA)/CUM,DUST

LD50 LC50 Mixture:N/K
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHAL:DUST,PROBABLY COBALT,HAS
POTENTIAL FOR CAUSING TRANSIENT OR PERMANENT RESPIRATORY DISEASE
INCLUDING OCCUPATIONAL ASTHMA & INTERSTITIAL FIBROSIS IN SML % OF
EXPOS PERSONS.THE LATER CAN LEAD TO PE RM DISABILITY OR
DEATH.INGEST:COBALT:REPORTS FROM OUTSIDE INDUSTRY SUGGEST POTENTIAL
FOR HARMING BLOOD,HEART,OTHER ORGAN
Explanation of Carcinogenicity:NONE
Effects of Overexposure:INHAL:IRRIT OF NOSE & THROAT.RESP DISEASE
SYMPTOMS INCLUDE PRODUCTIVE COUGH,WHEEZING,SHORTNESS OF
BREATH,CHEST TIGHTNESS & WEIGHT LOSS.SKIN:IRRIT OR ALLERGIC SKIN
RASH DUE TO COBALT SENSITIZATION.EYES :IRRIT.INGEST:N/K .
Medical Cond Aggravated by Exposure:CERTAIN PULMONARY CONDITIONS & SKIN
CONDITIONS SUCH AS DRY SKIN.

First Aid:INHAL:REMOVE TO FRESH AIR & SEEK MD ATTN.SKIN:THOROUGHLY WASH
AFFECTED AREA W/ SOAP & WATER AND ISOLATE FROM EXPOSURE.IF
IRRIT/RASH PERSISTS,GET MD ATTN.EYES:FLUSH W/ COPIOUS AMNTS H*2O
FOR @ LEAST 15 MIN.IF IRRIT PERSISTS,GET MEDICAL ATTN.INGEST:IF
SUBSTANTIAL QUANTITY SWALLOWED DILUTE W/LARGE AMOUNT OF H*2O,INDUCE
VOMITING & SEEK MED ATTN.

Lower Limits:N/K
Upper Limits:N/K
Extinguishing Media:FOR POWDER FIRES,SMOTHER W/ DRY SAND,DRY
DOLOMITE,ABC TYPE FIRE EXTINGUISHER,OR FLOOD W/ WATER.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:DUSTS MAY PRESENT HAZARD UNDER-RARE
FAVORING CONDITIONS OF PARTICLE SIZE,DISPERSION,& STRONG IGNIT
SOURCE.

Spill Release Procedures:VENTILATE AREA OF SPILL.CLEAN UP USING METHODS
TO AVOID DUST GENERATION,SUCH AS VACUUM (W/ FILTER TO PREVENT DUST
IN AIR FROM EXCEEDING TLV),WET DUST MOP OR WET CLEAN UP.IF AIRBORNE
DUST GENERATED,USE NIOSH APPROVED RESPIRATOR.
Neutralizing Agent:N/K .

Handling and Storage Precautions:MAINTAIN GOOD HOUSEKEEPING PROCEDURES
TO PREVENT DUST ACCUM DURING REGRINDING.AVOID DUST INHALATION &
DIRECT SKIN CONTACT W/ DUST.
Other Precautions:PERIODIC MEDICAL EXAMINATIONS ARE RECOMMENDED FOR
INDIVIDUALS REGULARLY EXPOSED TO DUST OR MIST.

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE FOR
EXPOSURE OF CONCERN .
Ventilation:USE LOCAL EXHAUST VENT ADEQUATE TO LIMIT EXP TO AIRBORNE
DUST TO LEVELS WHICH DO NOT EXCEED TLV.
Protective Gloves:PROT GLOVES/BARRIER CREAM IF DUST/MIST.
Eye Protection:SAFETY GLASSES W/SIDE SHIELDS OR GOGGLES
Work Hygienic Practices:WASH HANDS THOROUGHLY AFTER HANDLING,BEFORE
EAT/SMOKING.WASH EXPOS SKIN AT END OF WORK SHIFT.DO NOT SHAKE (SEE
SUPP DAT)
Supplemental Safety and Health
WORK HYGENIC PRACTICES:CLOTHING,RAGS OR OTHER ITEMS TO REMOVE DUST.DUST
SHOULD BE REMOVED BY WASHING OR VACUUMING (W/ APPROPRIATE FILTERS)
THE CLOTHING,RAGS OR OTHER ITEMS.

Melt/Freeze Pt:M.P/F.P Text:N/K
Decomp Temp:Decomp Text:N/K
Spec Gravity:11.0-15.5
Solubility in Water:INSOLUBLE
Appearance and Odor:DARK GRAY METAL,NO ODOR.
Percent Volatiles by Volume:0

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS.
Hazardous Decomposition Products:NONE

Waste Disposal Methods:DISPOSAL MUST BE IN ACCORDANCE WITH
FEDERAL,STATE & LOCAL REGULATIONS .MAY BE SOLD AS SCRAP FOR
RECLAIM.

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.