Product ID:K2S, K2S-M, K21, K21-M, K29, K2884, K2885, (SUPDAT)
MSDS Date:10/01/1985
FSC:3455
NIIN:00N008015
Status Code:A
MSDS Number: CHSWS

KENNAMETAL INC

LATROBE, PA 15650
US

Emergency Phone: 724-539-5000

Info Phone: 724-539-5000

Cage: EO189

KENNAMETAL, INC.

231 LATROBE, PA 15650-0231 US

Telephone: 412-539-5000

Cage: 85597

MAY

RTECS: 9999999ZZ

MAY ADVERSELY

RTECS: 9999999ZZ

DETAILED INFORMATION ON INDIVIDUAL INGREDIENTS

RTECS: 9999999ZZ

PRODUCT, EXCEPT AS POWDER OR DUST, IS NOT A FIRE

RTECS: 9999999ZZ

DECOMPOSES EXPLO UPON

RTECS: 9999999ZZ

(FOR AT LST 15-20 MINS). GET MD IMMED.

RTECS: 9999999ZZ

AFTER WATER HAS BEEN SWALLOWED, INDUCE VOMIT. DO NOT

RTECS: 9999999ZZ

5 MG(CO)M3 - HIGH EFFICIENCY PARTICULATE RESP

RTECS: 9999999ZZ

HELMET/HOOD. SCBA W/FULL FACEPIECE. 20 MG(CO)/M3 -

RTECS: 9999999ZZ

FULL FACEPIECE. TYPE "C" SUPPLIED-AIR RESP W/FULL

RTECS: 9999999ZZ

SHOULD NOT BE WORN WHEN USING OR REPROCESSING

RTECS: 9999999ZZ

CAUSE SENSIT DERM IF PREVIOUSLY EXPOS. A

RTECS: 9999999ZZ

MAY CAUSE IRRIT W/REDNESS, PAIN & ITCH.

RTECS: 9999999ZZ

MAY CAUSE HYPOTENSION, PAIN, VOMIT & SENSATIONS OF

RTECS: 9999999ZZ

EFFUSION, CONVLS/ENLARGEMENT OF THYROID. SYSTEMIC

RTECS: 9999999ZZ

METAL LUNG" W/SYMPS AS DESCRIBED IN ACUTE OVEREXP.

RTECS: 9999999ZZ

CAUSE PNEUMOCONIOSIS, SENSIT OF RESP TRACT,

RTECS: 9999999ZZ

DENSITY OF LUNG W/SYMPS AS DESCRIBED IN ACUTE EXPOS.

RTECS: 9999999ZZ

TUNGSTEN CARBIDE

CAS: 12070-12-1

RTECS: YO7250000

Fraction By Weight: 30-97.7%

OSHA PEL 5 MG/M3 (W)

ACGIH TLV: 5 MG/M3 (W)

(ORAL,RAT) 1500 MG/KG.

CAS: 7440-48-4

RTECS: GF8750000

Fraction By Weight: 2-25%

OSHA PEL 0.1 MG/M3

ACGIH TLV: 0.02 MG/M3

TANTALUM CARBIDE

CAS: 12070-06-3

Fraction By Weight: 0.1-15%

OSHA PEL 5 MG/M3 (TA)

ACGIH TLV: 5 MG/M3 (TA)

TITANIUM CARBIDE

CAS: 12070-08-5

Fraction By Weight: 0.1-15%

OSHA PEL N/K

ACGIH TLV: N/K

NIOBIUM CARBIDE

CAS: 12069-94-2

Fraction By Weight: 0.1-5%

OSHA PEL 5 MG/M3 (MFR)

ACGIH TLV: 5 MG/M3 (MFR)

BURNS W/INCANDESCENCE IF

RTECS: 9999999ZZ

INCOMPAT W/AMMONIUM NITRATE +

RTECS: 9999999ZZ

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 15)
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: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)

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)

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 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.

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
CREAMS.
Work Hygienic Practices:WASH HANDS THORO AFTER HNDLG, BEFORE
EATING/SMOKING. SOILED CLTHG SHOULD BE LAUNDERED SEPARATELY.
CONTACT LENSES(ING 14)
Supplemental Safety and Health
MFR'S TRADE NAME/PART NO:TUNGSTEN CARBIDE WITH COBALT BINDER. 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:DISPERSION IN AIR DETERM REACTIVITY. TUNGSTEN CARBIDE (ING 25)

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 Indicator/Materials to Avoid:YES
TUNGSTEN CARBIDE: INCOMPAT W/CHLORINE TRIFLUORIDE:REACTS W/FLAME;
FLUORINE:INCANDESCES; NITROGEN DIOXIDE, (ING 6)
Stability Condition to Avoid:STABLE UNDER NORMAL TEMPERATURES &
PRESSURES.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY RELEASE
ACRID SMOKE & IRRITATING FUMES.

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.