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

MSDS NAME:ALUMEX 60
NIIN:00-240-6806
MSDS Number: CFKQR
=== Responsible Party ===
Company:NATIONAL REFRACTORIES AND MINERALS CORP
Address:41738 ESTERLY DR
Box:47
City:COLUMBIANA
State:OH
ZIP:44408-9448
Country:US
Info Phone Num:216-482-3841/415-462-1147
Emergency Phone Num:216-482-3841/415-462-1147
CAGE:4H756
=== Contractor Identification ===
Company:NATIONAL REFRACTORIES AND MINERALS CORP
Address:41738 ESTERLY DR
Box:47
City:COLUMBIANA
State:OH
ZIP:44408-9448
Country:US
Phone:216-482-3841/415-462-1147
CAGE:4H756

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

Name:SILICA, CRYSTALLINE - CRISTOBALITE
CAS:14464-46-1
RTECS #:VV7325000
Fraction by Wt: <10%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:SEE TABLE Z-3
ACGIH TLV:0.05 MG/M3 RDUST9596

Name:ALUMINO-SILICATES
CAS:66402-68-4
Fraction by Wt: >90%
Other REC Limits:NONE RECOMMENDED

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

LD50 LC50 Mixture:TDLO (RAT) 90 MG/KG
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:AS MANUFACTURED, POSES NO SIGNIFICANT
    HAZARD. PARTICULATES FORMED DURING PROCESSING MAY CAUSE: EYES-
    SLIGHT TO MODERATE IRRITATION. SKIN- SLIGHT IRRITATION. INHLATION-
    SLIGHT TO MODERATE IRRITATION OF  MUCOUS MEMBRANES. INGESTION-
    UNLIKELY.IF HAPPENS, MAY CAUSE GASTROINTESTINAL DISTURBNCES.
Explanation of Carcinogenicity:IARC- CRYSTALLINE SILICA, GROUP 1
    CARCINOGEN. NTP- CRYSTLLINE SILICA AS REASONABLY ANTICIPATED TO BE
    A CARCINOGEN.
Effects of Overexposure:SYMPTOMS MAY INCLUDE IRRITATION, NAUSEA,
    VOMITING, ABDOMINAL PAIN AND DIARRHEA.
Medical Cond Aggravated by Exposure:PREEXISTING DISEASES OR OTHER
    CONDITIONS OF THE LUNGS, SKIN, EYES, AND OTHER MUCOUS MEMBRANES.
    EXPOSURE IN CONJUNCTION WITH OTHER POTENTIAL CARCINOGENS (SUCH AS
    CIGARETTE SMOKING) IS SYNERGISTIC.

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

First Aid:EYES- IMMEDIATELY FLUSH WITH LARGE AMOUNTS OF RUNNING WATER
    AS NEEDED. SKIN- WASH AREA WITH SOAP AND WATER.  INHALATION-
    IMMEDIATELY REMOVE VICTIM FROM THE DVERSE ENVIRONMENT TO FRESH AIR
    AND SEEK MED ICAL ATTENTION.  INGESTION- GIVE 1-2 GLASSES OF WATER
    OR MILK. NEVER GIVE ANYTHING BY MOUTH TO AN UNCONSCIOUS PERSON.
    LEAVE DECISION TO INDUCE VOMITING FOR A DOCTOR.

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

Extinguishing Media:AS APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:AS APPROPRIATE FOR SURROUNDING FIRE.
    GENERALLY, FIRE FIGHTERS SHOULD WEAR FULL TURNOUT (BUNKER) GEAR AND
    FULL RESPIRTORY PROTECTION (SCBA GEAR).

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

Spill Release Procedures:CLEAN UP USING METHODS WHICH AVOID DUST
    GENERATION.  IF A VACUUM IS USED, EXHUST AIR SHOULD BE FILTERED BY
    A HIGH-EFFICIENCY PARTICULATE AIR (HEPA) FILTER. DO NOT USE
    COMPRESSED AIR TO CLEAN UP SPILLS .

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

Handling and Storage Precautions:STORE IN A DRY AREA. MINIMIZE DUST
    GENERATION AND AVOID INHALATION AND CONTACT WITH DUSTS.
Other Precautions:NONE

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

Respiratory Protection:USE AN APPROPRIATE NIOSH/MSHA APPROVED
    RESPIRATOR IF AIRBORNE CONTAMINANT CONCENTRATIONS EXCEED APPLICABLE
    OSHA OR ACGIH LIMITS.
Ventilation:USE LOCAL AND/OR GENERAL DILUTION VENTILATION, AS NEEDED,
    TO REDUCE EMPLOYEE EXPOSURES.
Protective Gloves:NONE
Eye Protection:SAFETY GLASSES, DUST-PROOF
Other Protective Equipment:CLOTHING WHICH MINIMIZES SKIN EXPOSURE.
Work Hygienic Practices:USE GOOD PERSONAL HYGIENE WHEN HANDLING THIS
    PRODUCT. WASH HANDS AFTER USE, BEFORE SMOKING, OR BEFORE USING THE
    TOILET.
Supplemental Safety and Health
NONE

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

HCC:N1
Melt/Freeze Pt:M.P/F.P Text:>2000F,>109
Spec Gravity:2.0-3.0
Solubility in Water:INSOLUBLE
Appearance and Odor:SOLID BRICK, PRACTICALLY ODORLESS.

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

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS AND STRONG ALKALIS MAY ATTACK PRODUCT.

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

Waste Disposal Methods:COMPLY WITH FEDERAL, STATE, AND LOCAL
    REGULATIONS REGARDING DISPOSAL.

 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 ***