=====================  Product Identification  =====================

MSDS NAME:TUNGSTEN CARBIDE WITH COBALT BINDER, KC910, KC950
NIIN:00N008017
Status Code:A
MSDS Number: CHSWV
=== Responsible Party ===
Company:KENNAMETAL INC
Box:231
City:LATROBE
State:PA
ZIP:15650
Country:US
Info Phone Num:724-539-5000
Emergency Phone Num:724-539-5000
CAGE:EO189
=== Contractor Identification ===
Company:KENNAMETAL INC
Address:981 SOUTH
Box:231
City:LATROBE
State:PA
ZIP:15650-0231
Country:US
Phone:412-539-5000/5157
CAGE:EO189
Company:KENNAMETAL, INC.
Address:981 SOUTH
Box:231
City:LATROBE
State:PA
ZIP:15650-0231
Country:US
Phone:412-539-5000
CAGE:85597

=============  Composition/Information on Ingredients  =============

Name:ING 23:CONT. EYE:MAY CAUSE CONJ. INGEST:MAY ADVERSELY
    AFFECT PANCREAS, THYROID GLAND, HEART/BONE MARROW. FOR (ING 25)
RTECS #:9999999ZZ

Name:ING 24:DETAILED INFORMATION ON INDIVIDUAL INGREDIENTS
    CONTACT NEHC .
RTECS #:9999999ZZ

Name:ING 9:AFTER WATER HAS BEEN SWALLOWED, INDUCE VOMIT. DO NOT
    ATTEMPT TO MAKE UNCON PERS DRINK/VOMIT. GET MD IMMED.
RTECS #:9999999ZZ

Name:RESP PROT:5 MG(CO)M3 - HIGH EFFICIENCY PARTICULATE RESP
    W/FULL FACEPIECE. SUPPLIED-AIR RESP W/FULL FACEPIECE, (ING 12)
RTECS #:9999999ZZ

Name:ING 11:HELMET/HOOD. SCBA W/FULL FACEPIECE. 20 MG(CO)/M3 -
    POWERED AIR-PURIFYING RESP W/HIGH-EFFICIENCY FILTER W/(ING 13)
RTECS #:9999999ZZ

Name:ING 12:FULL FACEPIECE. TYPE "C" SUPPLIED-AIR RESP W/FULL
    FACEPIECE OPERATED IN PRESS-DEMAND/OTHER POS-PRESSURE MODE.
RTECS #:9999999ZZ

Name:OTHER PROT EQUIP:CREAMS TO PREVENT REPEATED OR PROLONGED
    SKIN CONTACT W/THIS SUBSTANCE.
RTECS #:9999999ZZ

Name:HYGIENE PRACT:SHOULD NOT BE WORN WHEN USING OR REPROCESSING
    THESE MATERIALS.
RTECS #:9999999ZZ

Name:EFTS OF OVEREXP:CAUSE SENSIT DERM IF PREVIOUSLY EXPOS. A
    RASH MAY DEVEL, USUALLY IN FLEXOR AREAS OF ELBOW, NECK (ING 17)
RTECS #:9999999ZZ

Name:ING 16:& FACE. EYE:MAY CAUSE IRRIT W/REDNESS, PAIN & ITCH.
    INGEST:MAY CAUSE GI IRRIT. LG DOSES MAY CAUSE DIARR. (ING 18)
RTECS #:9999999ZZ

Name:ING 17:MAY CAUSE HYPOTENSION, PAIN, VOMIT & SENSATIONS OF
    HOTNESS/NAUS. SEV EXPOS MAY CAUSE PERICARDIAL (ING 19)
RTECS #:9999999ZZ

Name:ING 18:EFFUSION, CONVLS/ENLARGEMENT OF THYROID. SYSTEMIC
    POIS NOT KNOWN TO OCCUR. CHRONIC:INHAL:MAY CAUSE "HARD (ING 20)
RTECS #:9999999ZZ

Name:ING 19:METAL LUNG" W/SYMPS AS DESCRIBED IN ACUTE OVEREXP.
    PREVIOUSLY EXPOS INDIVIDUALS MAY BE AT INCR RISK. MAY (ING 21)
RTECS #:9999999ZZ

Name:ING 20:CAUSE PNEUMOCONIOSIS, SENSIT OF RESP TRACT,
    OBSTRUCTED AIRWAYS SYNDROME, INTERSTITIAL LUNG DISEASE & (ING 22)
RTECS #:9999999ZZ

Name:ING 21:DENSITY OF LUNG W/SYMPS AS DESCRIBED IN ACUTE EXPOS.
    HAS BEEN DEMONSTRATED TO BE PHYSIOLOGICALLY INERT IN(ING 23)
RTECS #:9999999ZZ

Name:ING 22:ANIMALS. MAY CAUSE FIBROSIS/PNEUMOCONIOSIS. SKIN:MAY
    CAUSE CONT DERM. SENSIT DERM MAY FOLLOW INHAL/PRLNG (ING 24)
RTECS #:9999999ZZ

Name:TUNGSTEN CARBIDE
CAS:12070-12-1
RTECS #:YO7250000
Fraction by Wt: 30-97.7%
OSHA PEL:5 MG/M3 (W)
ACGIH TLV:5 MG/M3 (W)

Name:COBALT (SARA 313). LD50:(ORAL,RAT) 1500 MG/KG.
CAS:7440-48-4
RTECS #:GF8750000
Fraction by Wt: 2-25%
OSHA PEL:0.1 MG/M3
ACGIH TLV:0.02 MG/M3

Name:TANTALUM CARBIDE
CAS:12070-06-3
Fraction by Wt: 0.1-15%
OSHA PEL:5 MG/M3 (TA)
ACGIH TLV:5 MG/M3 (TA)

Name:TITANIUM CARBIDE
CAS:12070-08-5
Fraction by Wt: 0.1-15%
OSHA PEL:N/K 
ACGIH TLV:N/K 

Name:NIOBIUM CARBIDE
CAS:12069-94-2
Fraction by Wt: 0.1-5%
OSHA PEL:5 MG/M3 (MFR)
ACGIH TLV:5 MG/M3 (MFR)

Name:SUPDAT:OXIDE:BURNS W/INCANDESCENCE IF HEATED TO DULL RED;
    IODINE PENTAFLUORIDE, LEAD OXIDE:VIOLENT RXN. COBALT: (ING 7)
RTECS #:9999999ZZ

Name:ING 6:INCOMPAT W/AMMONIUM NITRATE + METALS/BROMINE
    PENTAFLUORIDE:REACTS VIOLENTLY & SOMETIMES EXPLOSIVELY; (ING 8)
RTECS #:9999999ZZ

Name:ING 7:HYDRAZINIUM NITRATE:DECOMPOSES EXPLOSIVELY UPON RAPID
    HEATING; NITRYL FLUORIDE, ACETYLENE:REACTS INCANDESCENTLY.
RTECS #:9999999ZZ

Name:FIRST AID PROC:(FOR AT LST 15-20 MINS). GET MD IMMED.
    INGEST:IF CONSCIOUS, IMMED GIVE PERS LG AMTS OF WATER. (ING 10)
RTECS #:9999999ZZ

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:SEE INGREDIENT 2.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:YES	 OSHA:NO
Health Hazards Acute and Chronic:HLTH EFTS LISTED FOR EXPOS TO
    METALLURGICAL PWDRS, DUST/MIST FROM GRINDING. NO HLTH EFTS HAVE
    BEEN REPORTED FOR EXPOS TO THIS MATL IN SOLID FORM. ACUTE:INHAL:MAY
    CAUSE IRRIT OF NOSE & THROAT. 20 MG(CO )/M3 IS IDLH. MAY CAUSE
    COUGH, SORENESSIN CHEST, WT LOSS, HEMOPTYSIS, BRONCH & ASTHMA. MAY
    ALSO CAUSE (EFTS OF OVEREXP)
Explanation of Carcinogenicity:COBALT:IARC MONOGRAPHS, VOL 52, PG 363,
    1991:GROUP 2B. ANIMAL:PULMONARY FIBROSIS (BLOOD EFFECTS).
Effects of Overexposure:HLTH HAZ:PULM FIBROSIS. RADIOLOGICAL CHANGES
    MAY BE NOTED IN LUNGS. MAY CAUSE SHORTNESS OF BREATH, DYSP ON
    EXERTION, WHEEZING, INTERSTITIAL PNEUM &/OR LUNG DENSITIES. MAY BE
    CONSIDERED A NUISANCE DUST	& MAY RSLT IN DUST ACCUM IN LUNGS.
    MAYCAUSE RESP IRRIT. SKIN:MAY CAUSE IRRIT W/DERM, ECZEMA & ITCH.
    MAY ALSO (ING 16)
Medical Cond Aggravated by Exposure:CERTAIN PULMONARY & SKIN CONDITIONS
    MAY BE AGGRAVATED BY EXPOSURE. PREEXISTING PULM & SKIN CONDITIONS
    SUCH AS EMPHYSEMA, ASTHMA, BRONCHITIS & DERMATITIS MAY BE
    AGGRAVATED BY EXPOSURE TO THIS MATERIAL.

=======================  First Aid Measures  =======================

First Aid:INHAL:REMOVE FROM EXPOS AREA TO FRESH AIR IMMED. IF BRTHG HAS
    STOPPED, PERFORM ARTF RESP. KEEP AFFECTED PERS WARM & AT REST. GET
    MD IMMED. SKIN:REMOVE CONTAM CLTHG & SHOES IMMED. WASH AFFECTED
    AREA W/ SOAP OR MILD DETERGENT & LG AMTS OF WATER UNTIL NO MATL
    REMAINS (APPROX 15-20 MINS). GET MD IMMED. EYES:WASH IMMED W/LG
    AMTS OF WATER, OCCAS LIFTING UPPER & LOWER LIDS, UNTIL NO MATL
    REMAINS (ING 9)

=====================  Fire Fighting Measures  =====================

Extinguishing Media:FOR LOCALIZED POWDER FIRES, SMOTHER W/DRY SAND, DRY
    DOLOMITE, SODIUM CHLORIDE OR SODA ASH.
Fire Fighting Procedures:USE NIOSH APPRVD SCBA & FULL PROT EQUIP . MOVE
    CNTNR FROM FIRE AREA IF POSS. COOL CNTNRS EXPOS TO FLAME W/WATER
    FROM SIDE UNTIL WELL AFTER FIRE IS(SUPDAT)
Unusual Fire/Explosion Hazard:FINELY DIVIDED TUNGSTEN CARBIDE
    POWDER/DUST FROM GRINDING IS EXPECTED TO BE FIRE EXPLO HAZ WHEN
    EXPOS TO HIGH TEMPS/IGNIT SOURCES. PARTICLE SIZE & (SUPP DATA)

==================  Accidental Release Measures  ==================

Spill Release Procedures:SWEEP UP W/MINIMUM OF DUST GENERATION & PLACE
    INTO SUITABLE CLEAN, DRY CNTNRS FOR RECLAMATION OR LATER DISPOSAL.
    RESIDUE SHOULD BE CLEANED UP USING A HIGH-EFFICIENCY PARTICULATE
    FILTER VACUUM OR WET C LEAN UP. USE APPROPRIATE NIOSH APPRVD RESP
    PROT.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:MIN FREE FALL OF PWDR & AVOID
    DISPERSION OF DUST IN AIR. FINELY DIVIDED PARTICLES, DUST/FUMES MAY
    BE FLAMM/EXPLO. KEEP AWAY FROM SPARKS/IGNIT SOURCES.
Other Precautions:CONTENTS SHOULD BE STORED IN CLEAN, DRY, COOL AREA.
    DO NOT SHAKE CLTHG, RAGS/OTHER ITEMS TO REMOVE DUST. DUST SHOULD BE
    REMOVED BY WASHING/VACUUMING. PERIODIC EXAMS ARE REC FOR
    INDIVIDUALS REGULARLY E XPOSED TO DUST/MIST.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:NIOSH APPRVD RESP PROT: 0.05 MG(CO)M3 - SINGLE
    USE APPRVD DUST & MIST RESP. 0.5 MG(CO)/M3 - DUST MASK, EXCEPT
    SINGLE-USE RESP. 1 MG(CO)/M3 - DUST MASK, EXCEPT SINGLE-USE &
    QUARTER-MASK RESP. FUME OF H IGH-EFFICIENCY PARTICULATE RESP.(ING
    11)
Ventilation:PROVIDE LOCAL EXHAUST VENTILATION OR GENERAL DILUTION
    VENTILATION TO MAINTAIN EXPOSURE LEVELS BELOW TLV-TWA.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:ANSI APPRVD EYE WASH FOUNTAIN & DELUGE
    SHOWER . EMPLOYEE MUST WEAR APPROP PROT PROT CLTHG, EQUIP/BARRIER
    (ING 14)
Work Hygienic Practices:WASH HANDS THORO AFTER HNDLG, BEFORE
    EATING/SMOKING. SOILED CLTHG SHOULD BE LAUNDERED SEPARATELY.
    CONTACT LENSES(ING 15)
Supplemental Safety and Health
SPEC GRAV:9.5-15.5(H*2O=1). FIRE FIGHT PROC:OUT. FOR MASSIVE FIRE IN
    CARGO AREA, USE UNMANNED HOSE HOLDER/MONITOR NOZZ/WITHDRAW & LET
    FIRE BURN. AVOID BRTHG FUMES FROM BURNING MATL. EXPLO HAZ:DISPERSI
    ON IN AIR DETERM REACTIVITY. TUNGSTEN CARBIDE PROD, EXCEPT AS
    PWDR/DUST, IS NOT FIRE HAZ. MATLS TO AVOID:NITROUS (ING 6)

==================  Physical/Chemical Properties  ==================

Boiling Pt:B.P. Text:5198F,2870C
Melt/Freeze Pt:M.P/F.P Text:2723F,1495C
Spec Gravity:SUPP DATA
Solubility in Water:PRACTICALLY INSOL
Appearance and Odor:GRAY POWDER OR SOLID.
Percent Volatiles by Volume:NEGLIG

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
TUNGSTEN CARBIDE: INCOMPAT W/CHLORINE TRIFLUORIDE:REACTS W/FLAME;
    FLUORINE:INCANDESCES; NITROGEN DIOXIDE, (SUPP DATA)
Stability Condition to Avoid:STABLE UNDER NORMAL TEMPERATURES &
    PRESSURES.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY RELEASE
    ACRID SMOKE & IRRITATING FUMES.

====================  Disposal Considerations  ====================

Waste Disposal Methods:THIS IS A VALUABLE MATERIAL THAT SHOULD BE SENT
    TO AN APPROPRIATE RECLAMATION FACILITY IF AVAILABLE. IF MATERIAL
    CANNOT BE SENT TO RECLAMATION FACILITY, DISPOSAL SHOULD BE MADE IN
    COMPLIANCE W/FEDERAL , STATE & 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.

*** END OF RECORD ***