Product ID:CER-WOOL BLANKET TYPES: HT, HP, RT, LT
MSDS Date:09/01/1987
FSC:5640
NIIN:00N017152
MSDS Number: BLCBV

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

SILICA, CRYSTALLINE - CRISTOBALITE

CAS: 14464-46-1

RTECS: VV7325000

Fraction By Weight: 20%

OSHA PEL SEE TABLE Z3

ACGIH TLV: 0.05 MG/M3 RDUST9293

CNDTNS & PREC FOR SAFE USE/EXPOS. NIOSH/MSHA

RTECS: 9999999ZZ

DUST GENERATION SHOULD BE MINIMIZED BY USE OF DUST

RTECS: 9999999ZZ

VACUUM CLEAN PRIOR TO REMOVING CLOTHING.

RTECS: 9999999ZZ

SHOULD BE USED TO CONTROL/REDUCE AIRBORNE CONC.

RTECS: 9999999ZZ

2.0-5.0 F/CC-DISP

RTECS: 9999999ZZ

EFFICIENT FILTER. >50.0 F/CC-FULL FACEPIECE

RTECS: 9999999ZZ

OF LONG-TERM HLTH EFTS STUDIES, ENGINEERING CONTROL

RTECS: 9999999ZZ

(CHRONIC) CAN OCCUR FROM LONG TERM EXCESSIVE

RTECS: 9999999ZZ

IN THE LUNGS CAN PRODUCE A PNEUMOCCONIOSIS,

RTECS: 9999999ZZ

DISEASE. SYMP ARE USUALLY DELAYED (10 YRS OR MORE).

RTECS: 9999999ZZ

CERAMIC FIBER IS UNDER INVESTIGATION AS POSS ANIMAL

RTECS: 9999999ZZ

EXPOS TO DUST FROM THIS PROD SHOULD BE MINIMIZED

RTECS: 9999999ZZ

THIS PRODUCT IS SUSPECTED TO BE AN ANIMAL

RTECS: 9999999ZZ

CERAMIC WOOL (CER-WOOL)

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:NO Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:CER-WOOL BLANKET IS A CERAMIC FIBER,
OF THE MINERAL FAMILY, FOR REDUCING HEAT TRANSMISSION THRU FURNACE,
KILN & VESSEL STRUCTURES. THE CURRENT ACGIH, TLV FOR MINERAL WOOL
FIBER, AS DUST IS 10 MG/M3. C RYSTALLINE SILICA (CRISTOBALITE) WILL
FORM AFTER SERVICE AT TEMPS 1000C. THE "AFTER SERVICE" DUSTS (SEE
EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: WILL TYPICALLY CONTAIN 20%
CRISTOBALITE CASE #14464-46-1 (CRYSTALLINE SILICA) WHICH CAN
PRESENT HLTH HAZ IF INHALED OVER LONG PERIODS OF TIME. THE CURRENT
OSHA PEL MAY BE CALCULATED BY USING THE FOLLOWING EQUATION, 5
MG/M3 DIVIDED BY PERCENT FREE SILICA + TWO, AVERAGED OVER AN 8 HR
WORK SHIFT. (SUPP DATA)
Medical Cond Aggravated by Exposure:PRE-EXISTING UPPER RESPIRATORY AND
LUNG DISEASES SUCH AS, BUT NOT LIMITED TO, BRONCHITIS, EMPHYSEMA
AND ASTHMA.

First Aid:SKIN: WASH OFF THOROUGHLY USING A MILD SOAP AND WATER.
INGEST: CALL MD IMMEDIATELY . INHAL: REMOVE TO FRESH AIR. SUPPORT
BREATHING (GIVE O*2/ARTF RESP) .

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

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

Handling and Storage Precautions:BECAUSE OF POSS PRESENCE OF
CRYSTALLINE SILICA IN FIRED REFRACTORY LININGS, PARTICULAR CARE
SHOULD BE EXERCISED DURING TEAR-OUT TO MIN GEN OF DUST.
Other Precautions:ADHERENCE TO PROPER METHODS OF DUST SUPPRESSION AND
CONTROL IS IMPERATIVE. THE FOLLOWING ARE RECOMMENDED PRECAUTIONS TO
BE TAKEN DURING REMOVAL: EMPLOYEES SHOULD BE APPRISED OF THE
HAZARDS AND PROPER (SEE ING 3)

Respiratory Protection:PROVIDE WORKERS W/NIOSH/MSHA APPRVD DUST RESP
WHERE DUST LEVS MAY EXCEED PEL. NIOSH/MSHA APPRVD EQUIP ARE REC
WHEN AIRBORNE FIBER EXPOS LIMS ARE EXCEEDED. NIOSH/MSHA APPRVD
BRTHG EQUIP MAY BE REQ FOR NON-ROUTINE & EMER USE. VENT (SEE ING
6)
Ventilation:PROVIDE ADEQUATE GENERAL AND LOCAL EXHAUST VENTILATION TO
MEET PEL REQUIREMENTS.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:PROTECTIVE CLOTHING AND VACUUM CLEAN PRIOR
TO REMOVING CLOTHING.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EFTS OF OVEREXP: WHEN THIS PROD IS REMOVED AFTER ITS USEFUL LIFE (TEAR
OUT) DUST GENERATION IS LIKELY. THE USER SHOULD BE WARNED OF
CURRENT PEL & PREC SHOULD BE TAKEN TO AVOID INHAL OF DUST. CER-WOOL
CAN CAUSE IRRIT TO EYES ON CONT & TO SKIN ON PRLNGD CONT. (ACUTE)
IRRIT OF SKIN & UPPER RESP SYSTEM. (SEE ING 10)

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:NONE SPECIFIED BY MANUFACTURER.

Waste Disposal Methods:SOLID WASTE REGULATIONS APPLY. CONSULT LOCAL,
STATE AND 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.