Product ID:MX210, DIAMOND OR CUBIC BORON NITRIDE (SUPP
MSDS Date:06/18/1986
FSC:5130
NIIN:00N031738
MSDS Number: BNPJN

NORTON CO

1 NEW BOND STREET
WORCESTER, MA 01606-2698
US

Emergency Phone: 617-795-2690

Info Phone: 617-795-2690

Cage: 44197

NORTON CO

15008 WORCESTER, MA 01606-0008 US

Telephone: 508-795-2690/508-795-5000

Cage: 44197

SILICON CARBIDE; (CRYSTOLON)

CAS: 409-21-2

RTECS: VW0450000

Fraction By Weight: 20%

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3 TDUST; 9293

SILVER (SARA III)

CAS: 7440-22-4

RTECS: VW3500000

Fraction By Weight: 15%

OSHA PEL 0.01 MG/M3

ACGIH TLV: 0.1 MG/M3

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

FLUORIDES AS F

Fraction By Weight: 10%

OSHA PEL 2.5 MG/M3

ACGIH TLV: 2.5 MG/M3

COBALT (SARA III)

CAS: 7440-48-4

RTECS: GF8750000

Fraction By Weight: 65%

OSHA PEL 0.1 MG/M3;AS CO

ACGIH TLV: 0.05 MG/M3;DUST 9293

CHROMIUM, ION (CR 3+); (CHROMIUM SALTS (TRIVALENT)) (SARA

CAS: 16065-83-1

RTECS: GB6261000

Fraction By Weight: 7%

OSHA PEL 1 (CR III) MG/M3

ACGIH TLV: 0.5 (CR III) MG/M3

COPPER (SARA III)

CAS: 7440-50-8

RTECS: GL5325000

Fraction By Weight: 30%

OSHA PEL 0.1MG/M3 FUME;1 DUST

ACGIH TLV: 0.2MG/M3 FUME;1 DUST

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

TIN

CAS: 7440-31-5

RTECS: XP7320000

Fraction By Weight: 25%

OSHA PEL 2 MG/M3

ACGIH TLV: 2 MG/M3

GRAPHITE

CAS: 7782-42-5

RTECS: MD9659600

Fraction By Weight: 25%

OSHA PEL 15 MPPCF RDUST

ACGIH TLV: 2 MG/M3 RDUST; 9293

CALCIUM OXIDE; (LIME)

CAS: 1305-78-8

RTECS: EW3100000

Fraction By Weight: 5%

OSHA PEL 5 MG/M3

ACGIH TLV: 2 MG/M3

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:ACUTE:INHAL:COUGHING, SHORTNESS OF
BREATH (DURING GRINDING). INGEST:NO KNOWN ADVERSE EFFECTS, BUT NOT
RECOMMENDED (DURING GRINDING). SKIN:SOME MAY EXPERIENCE IRRITATION
FROM DUST (DURING GRINDING). EY E:DUSTS MAY IRRITATE (DURING
GRINDING).GRINDING MAY CREATE ELEVATED SOUND LEVELS WHICH MAY
AFFECT (EFTS OF OVEREXP)
Explanation of Carcinogenicity:CHROMIUM AND CERTAIN CHROMIUM
CMPDS:GROUP 1 (IARC, NTP).
Effects of Overexposure:HLTH HAZ:HEARING. CHRONIC:INHAL:MAY AFFECT
BREATHING CAPACITY (DURING GRINDING).
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:OBTAIN MEDICAL ASSISTANCE. INHAL:REMOVE TO FRESH AIR.
ARTIFICIAL RESPIRATION AS NEEDED. GET MD. INGEST:GET MD. SKIN: WASH
AFFECTED AREAS W/SOAP & WATER. GET MD. EYE:WASH W/LARGE AMOUNTS OF
WATER FOR A T LEAST 15 MINUTES. GET FIRST AID & MD,IF NEEDED.

Extinguishing Media:USE WATER.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NO APPLICABLE INFORMATION FOUND.

Spill Release Procedures:NORMAL CLEANUP PROCEDURES.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:SEE ANSI STANDARD B7.1.
Other Precautions:HANDLE W/ADEQUATE VENTILATION. SEE OSHA 29 CFR
1910.94 (VENTILATION) & 29 CFR 1910.1000 (AIR CONTAMINATES).

Respiratory Protection:NIOSH/MSHA APPROVED DUST RESPIRATORS, SEE OSHA
29 CFR 1910.134.
Ventilation:LOCAL &/OR MECHANICAL (GENERAL) VENTILATION RECOMMENDED.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:AS NEEDED HEARING PROTECTION, SEE OSHA 29
CFR 1910.125 (HEARING PROTECTION).
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
MFR'S TRADE NAME/PART NO:GRINDING WHEELS BOND TYPE. HAZ DECOMP
PROD:GREATER THAN GRINDING WHEEL COMPONENTS. COOLANTS MAY PRODUCE
OTHER DECOMPOSITION PRODUCTS.

HCC:N1
Melt/Freeze Pt:M.P/F.P Text:>428F,>220C
Spec Gravity:2-4
Solubility in Water:SLIGHT
Appearance and Odor:SOLID PRODUCT; MAY GIVE OFF ODOR IN USE.

Stability Indicator/Materials to Avoid:YES
NO APPLICABLE INFORMATION FOUND.
Stability Condition to Avoid:NO APPLICABLE INFORMATION FOUND.
Hazardous Decomposition Products:IN USE, DUST & DECOMP ORG FUMES ARE
GEN. IN MOST CASES, MATL REMOVED FROM WORKPIECE WILL BE
SIGNIFICANTLY (SUPDAT)

Waste Disposal Methods:STANDARD LANDFILL METHODS CONSISTENT
W/APPLICABLE FEDERAL, STATE & LOCAL LAWS. PRODUCTS W/LISTED
FLUORIDES MAY HAVE SLIGHTLY SOLUBLE FLUORIDE SWARF.

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assume responsibility for the suitability of this information to their
particular situation.