Product ID:CUTTER CARBIDE GRADES, ALL
MSDS Date:11/01/1985
FSC:3455
NIIN:00N012092
MSDS Number: BJJBZ

NIAGARA CUTTER INC

101 NIAGARA CUTTER PLAZA
NORTH TONAWANDA, NY 14120
US

Emergency Phone: 716-693-8400

Info Phone: 716-693-8400

Cage: 33689

NIAGARA CUTTER INC

NORTH TONAWANDA, NY 14120 US

Telephone: 716-693-8400

Cage: 33689

TUNGSTEN CARBIDE (LIMITS FOR TUNGSTEN DUST)

CAS: 12070-12-1

RTECS: YO7250000

Fraction By Weight: 41-97%

OSHA PEL 5 MG/M3 TWA

ACGIH TLV: 5 MG/M3

COBALT (SARA III)

CAS: 7440-48-4

RTECS: GF8750000

Fraction By Weight: 3-30%

OSHA PEL 0.1 MG/M3;AS CO

ACGIH TLV: 0.05 MG/M3;DUST 9293

TANTALUM CARBIDE (LIMITS FOR TANTALUM DUST)

Fraction By Weight: 0.0-52%

OSHA PEL 5 MG/M3

ACGIH TLV: 5 MG/M3

CHROMIUM CARBIDE (LIMITS FOR CHROMIUM +3 DUST)

Fraction By Weight: 0.0-5.1%

OSHA PEL 0.5 MG(CR)/M3

ACGIH TLV: 0.5 MG(CR)/M3

CHROMIUM (+3)

CAS: 16065-83-1

RTECS: GB6261000

Fraction By Weight: 0.0-4.5%

OSHA PEL 0.5 MG(CR)/M3

ACGIH TLV: 0.5 MG(CR)/M3

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:GRINDING CEMENTED CARBIDE PROD WILL
PRODUCE DUST OF POTNTLY HAZ INGRED WHICH CAN BE INHALED,SWALLOWED
OR COME IN CNTCT W/SKIN/EYES.INHAL:DUST CAN CAUSE IRRIT OF
NOSE/THROAT.HAS POTNTL FOR CAUSING TRAN SIENT/PERM RESP
DISEASE,INCL OCCUPATIONAL ASTHMA & INTERSTITIAL FIBROSIS.COBALT
DUST MOST PROBABLE (SEE EFTS/OVEREXPOS)
Explanation of Carcinogenicity:MFR STATES:COBALT BEEN IDENT AS SUSP
HUMAN CARCIN BY IARC,NTP ANNUAL RPT;HOWEVER NO INFO FOUND TO
SUPPORT STMNT.
Effects of Overexposure:HLTH HAZ:CAUSE.INTERSTITIAL FIBROSIS CAN LEAD
TO PERM DISABILITY OR DEATH.SKIN:IRRIT OR ALLERGIC SKIN RASH DUE TO
COBALT SENSIT.EYE:CAN CAUSE IRRIT.INGEST:INGEST OF SIGNIFICANT AMTS
OF COBALT HAS POTN TL FOR CAUSING BLOOD,HEART & OTHER ORGAN
PROBS.INHAL:PROD COUGH,WHEEZING,SHORTNESS OF BREATH,CHEST
TIGHTNESS/WEIGHT LOSS
Medical Cond Aggravated by Exposure:CERTAIN PULMONARY CONDITIONS MAY BE
AGGRAVATED BY EXPOSURE. CERTAIN SKIN CONDITIONS, SUCH AS DRY SKIN
MAY BE AGGRAVATED.

First Aid:DUSTS/MISTS:INHAL:IF SYMPTOMS OF PULMONARY INVOLVEMENT
DEVELOP,REMOVE FROM EXPOSURE AND GET MD.SKIN:IF IRRIT OR RASH
OCCURS,THOROUGHLY WASH AFFECTED AREA W/SOAP & WATER & ISOLATE FROM
EXPOSURE.IF IRRI T OR RASH PERSISTS, GET MD.EYE:FLUSH W/COPIOUS
AMTS OF WATER. IF IRRIT PERSISTS GET MD.INGEST:IF SUBSTANTIAL
QUANTITIES SWALLOWED,DILUTE W/LGE AMT OF WATER,INDUCE VOMIT AND GET
MD.

Extinguishing Media:POWDER FIRES:DRY SAND, DRY DOLOMITE, ABC TYPE FIRE
EXTINGUISHER OR FLOOD WITH WATER.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED RESPIRATOR FOR TOXIC
DUSTS AND FUMES OR SCBA AND FULL PROTECTIVE EQUIPMENT FOR POWDER
FIRE CONFINED TO SMALL AREA.
Unusual Fire/Explosion Hazard:HARD CEMENTED CARBIDE PROD IS NOT A FIRE
HAZARD. DUSTS GENERATED IN GRINDING OPERATIONS MAY IGNITE IF
ALLOWED TO ACCUMULATE, AND SUBJECTED TO AN IGNITION SOURCE

Spill Release Procedures:VENT AREA OF SPILL.CLEAN UP USING METH WHICH
AVOID DUST GENERATION,I.E. VACUUM (W/APPROP FILTER TO PVNT AIRBORNE
DUST LEV WHICH EXCEED PEL OR TLV),WET DUST MOP/WET CLEAN-UP.IF
AIRBORNE DUST GENERATED USE NIOSH/MSHA APPRVD RESPIRATOR.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:MAINTAIN GOOD HOUSEKEEPING PROCEDURES
TO PREVENT DUST ACCUMULATION DURING GRINDING. AVOID DUST INHALATION
& DIRECT SKIN CONTACT WITH DUST.
Other Precautions:DO NOT SHAKE CLTHG,RAGS/OTHER ITEMS TO REMOVE
DUST.DUST SHOULD BE REMOVED BY WASHING/VACUUMING (W/APPROPRIATE
FILTERS) CLTHG,RAGS OR OTHER ITEMS.PERIODIC MEDICAL EXAMS
RECOMMENDED FOR INDIVIDUALS REGU LARLY EXPOSED TO DUST & MIST.

Respiratory Protection:WEAR NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE
FOR EXPOSURE OF CONCERN. ALL APPROPRIATE REQUIREMENTS SET FORTH IN
29 CFR 1910.134 SHOULD BE MET.
Ventilation:USE LOCAL EXHAUST VENT ADEQUATE TO LIMIT PERSONAL EXPOSURE
TO AIRBORNE DUST TO LEVELS WHICH DO NOT EXCEED PEL OR TLV.
Protective Gloves:IMPERVIOUS GLOVES (SEE SUPP DATA)
Eye Protection:CHEMICAL WORKERS GOGGLES
Work Hygienic Practices:WASH HANDS THOROUGHLY AFTER HANDLING, BEFORE
EATING OR SMOKING.WASH EXPOSED SKIN AT END OF WORK SHIFT.
Supplemental Safety and Health
PROT GLOVES:OR BARRIER CREAM ARE RECOMMENDED WHEN CONTACT WITH DUST OR
MIST IS LIKELY. PRIOR TO APPLYING BARRIER CREAM OR USE OF
PROTECTIVE GLOVES, WASH THOROUGHLY.

Spec Gravity:11.0 TO 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.
Stability Condition to Avoid:CONTACT OF DUST WITH STRONG OXIDIZERS MAY
CAUSE FIRE OR EXPLOSIONS.
Hazardous Decomposition Products:NONE

Waste Disposal Methods:DISPOSE OF I/A/W FEDERAL, STATE AND LOCAL
REGULATIONS. MAY BE SOLD AS SCRAP FOR RECLAIM.

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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.