Product ID:LL27 MODULES
MSDS Date:04/01/1988
FSC:5640
NIIN:00N017132
MSDS Number: BKSFJ

C-E REFRACTORIES

VALLEY FORGE, PA 19482
US

Emergency Phone: 215-337-1100

Info Phone: 203-285-9693

Cage: 8C482

C-E REFRACTORIES DIV OF COMBUSTION ENGINEERING

KING OF PRUSSIA, PA 19406 US

Telephone: 215-337-1100

Cage: 8C482

FULL

RTECS: 9999999ZZ

PIECE SUPPLIED-AIR APPRVD AIR SOURCE REQ. PENDING

RTECS: 9999999ZZ

CONTROL OF AIRBORNE FIBERS TO LOWEST LEVELS

RTECS: 9999999ZZ

FIBROUS GLASS (ALUMINA ZIRCONIA SILICA FIBER). PEL BASED ON

CAS: 65997-17-3

ACGIH TLV: 10 MG/M3 (RDUST)

STUDIES IN HUMAN POPULATIONS, IARC HAS CONCLUDED

RTECS: 9999999ZZ

SILICA TO HUMANS. IARC HAS CONVENED A SPECIAL TASK

RTECS: 9999999ZZ

5

RTECS: 9999999ZZ

WORK SHIFT. WHEN PROD IS REMOVED AFTER USEFUL LIFE

RTECS: 9999999ZZ

WARNED OF CURRENT PEL & PRECAUTIONS SHOULD BE TAKEN

RTECS: 9999999ZZ

ZIRCONIA SILICA FIBER FOR REDUCING HEAT TRANSMISSION

RTECS: 9999999ZZ

LEVELS <10X PEL; DUST GENERATION SHOULD BE

RTECS: 9999999ZZ

WATER SPRAY; WEAR PROTECTIVE CLOTHING & VACUUM CLEAN

RTECS: 9999999ZZ

AIRBORNE CERAMIC FIBER CONCS. USE RESP

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:YES OSHA:NO
Health Hazards Acute and Chronic:PRODUCT CAN CAUSE IRRITATION TO EYES
ON CONTACT & TO SKIN ON PROLONGED CONTACT. ACUTE:IRRITATION OF SKIN
& UPPER RESPIRATORY SYSTEM. CHRONIC HEALTH HAZARD CAN OCCUR FROM
LONG TERM EXCESSIVE INHALATION OF CRYSTALLINE SILICA DUST.
CRYSTALLINE SILICA IN LUNGS CAN PRODUCE PNEUMOCCONIOSIS, COMMONLY
(SEE EFTS OF OVEREXP)
Explanation of Carcinogenicity:CRYSTALLINE SILICA:IARC GROUP 2A.SILICA
FORMS AT TEMP OF 1000C.
Effects of Overexposure:HLTH HAZ:CALLED SILICOSIS, WHICH IS A SLOWLY
DEVELOPING DISEASE. SYMPTOMS ARE USUALLY DELAYED (10 YRS OR MORE).
SMOKING CAN INCREASE RISK OF INJURY. CERAMIC FIBER IS UNDER
INVESTIGATION AS A POSSIBLE ANIMAL CARCINOGEN. EXPOSURE TO DUST
FROM PRODUCT SHOULD BE MINIMIZED. PRODUCT IS SUSPECTED TO BE AN
ANIMAL (SUPP DATA)
Medical Cond Aggravated by Exposure:PRE-EXISTING UPPER RESPIRATORY &
LUNG DISEASES SUCH AS, BUT NOT LIMITED TO, BRONCHITIS, EMPHYSEMA &
ASTHMA.

First Aid:INHAL:REMOVE TO FRESH AIR. SUPPORT BRTHG (GIVE O*2/ARTF
RESP), CALL MD . INGEST:GET MD IMMEDIATELY . SKIN:WASH OFF
THOROUGHLY USING A MILD SOAP & WATER. EYE:FLUSH W/POTABLE WATER FOR
AT LE AST 15 MINUTES, SEE MD .

Flash Point:NON-COMBUSTIBLE
Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE TO SURROUNDING
AREA.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:PRODUCT IS A NON-COMBUSTIBLE REFRACTORY.

Spill Release Procedures:NONE SPECIFIED BY MANUFACTURER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:EMPLOYEES SHOULD BE APPRISED OF HAZ &
PROPER CONDS & PRECAUTIONS FOR SAFE USE OR EXPOS; NIOSH/MSHA APPRVD
RESP SHOULD BE USED FOR DUST (SEE ING 9)
Other Precautions:BECAUSE OF POSS PRESENCE OF CRYSTALLINE SILICA IN
FIRED REFRACTORY LININGS, PARTICULAR CARE SHOULD BE EXERCISED
DURING TEAR-OUT TO MINIMIZE GENERATION OF DUST. ADHERENCE TO PROPER
METHODS OF DUST SUPP RESSION & CONTROL IS IMPERATIVE.

Respiratory Protection:PROVIDE WORKERS W/NIOSH/MSHA APPRVD:DUST RESP
WHERE DUST LEVELS MAY EXCEED PEL; EQUIP RECOMM WHEN AIRBORNE FIBER
EXPOS LIM ARE EXCEEDED; BRTHG EQUIP MAY BE REQ FOR NON-ROUTINE &
EMER USE. ACCEPTABLE R ESP RECOMM FOR GIVEN (SEE ING 11)
Ventilation:PROVIDE ADEQ GEN & LOCAL EXHST VENT TO MEET PEL REQMNTS.
VENT SHOULD BE USED TO CONTROL/REDUCE AIRBORNE CONCENTRATIONS.
Protective Gloves:NONE SPECIFIED BY MANUFACTURER.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:PROTECTIVE CLOTHING.
Work Hygienic Practices:VACUUM CLEAN CLOTHING PRIOR TO REMOVING.
Supplemental Safety and Health
EFTS OF OVEREXP:CARCINOGEN. TARGET ORGANS:LUNG, SKIN. CRYSTALLINE
SILICA WILL FORM AFTER SERVICE AT TEMPS 1000C. "AFTER SERVICE"
DUSTS CAN CONTAIN 0-1% CRISTOBALITE WHICH CAN PRESENT HEALTH HAZARD
IF INHALED OVER LONG PERIODS OF TIME. "ON BASIS OF INITIAL
EXPERITMENTAL TESTS IN ANIMALS & LTD EPIDEMILOGICAL (SEE ING 2)

HCC:T6
Appearance and Odor:WHITE TO OFF-WHITE FIBER BLANKET, NO ODOR.

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:CRYSTALLINE SILICA (CRISTOBALITE) WILL
FORM AFTER SERVICE AT TEMPERATURES 1000C.

Waste Disposal Methods:SOLID WASTE REGULATIONS APPLY. CONSULT LOCAL,
STATE & FEDERAL REGULATORY AGENCIES TO DETERMINE BEST DISPOSAL
ALTERNATIVES.

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.