polyurethane elastomer supdat:diisocyanate or diphenylmethane diisocyanate, vent:isocyanates are emitted, vent shld be sufficient to ing 3:stel) or mdi(0.02 ppm ceiling). eye prot:grinding operations, use grinding goggles. none
LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:NONE KNOWN FROM SOLID ARTICLE.
FUMES FROM HOT-WIRE CUTTING CAN BE IRRITATING & LEAD TO COUGHING.
THESE FUMES COULD CONTAIN TRACES OF ISOCYANATES (MDI OR TDI)
DEPENDING UPON WHICH ISOCYANATE IS U SED IN THE ELASTOMER
FORMULATION. CHRONIC:ANIMAL STUDIES INDICATE THAT CHRONIC
INHALATION OR (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:OVEREXPOSURE OF DUSTS MAY CAUSE
INFLAMMATION OF THE LUNGS, FIBROSIS & AIRWAY OBSTRUCTION.
Medical Cond Aggravated by Exposure:DUST FROM GRINDING OPERATIONS MAY
AGGRAVATE EXISTING LUNG DISORDERS WHEN PROPER PROTECTION IS NOT
USED.
======================= First Aid Measures =======================
First Aid:INGEST:CALL MD IMMEDIATELY . INHAL:REMOVE TO FRESH AIR.
SUPPORT BREATHING (GIVE O*2/ARTF RESP) . SKIN:FLUSH W/COPIOUS
AMOUNTS OF WATER. CALL MD . EYES:FLUSH W/WATER FOR AT LEAST 15 M
INUTES IF DUST FROM GRINDING CAUSES IRRITATION.
===================== Fire Fighting Measures =====================
Extinguishing Media:WATER, DRY CHEMICAL, FOAM OR CARBON DIOXIDE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP
. EVACUATE NON-EMER PERS TO SAFE AREA. AVOID BRTHG SMOKE, FUMES &
DECOMP PRODS. USE WATER SPRAY TO (SUPDAT)
Unusual Fire/Explosion Hazard:NONE
Spill Release Procedures:PICK UP & HANDLE AS ANY OTHER INERT SOLID
MATERIAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.
====================== Handling and Storage ======================
Handling and Storage Precautions:STORE ELASTOMERS IN AREAS EQUIPPED
W/SPRINKLER SYSTEMS. STORE AWAY FROM SPARKS, FLAMES OR OTHER
IGNITION SOURCES.
Other Precautions:CUTTING ELASTOMER BY HOT WIRE OR HOT BRANDING CAN
FORM DECOMPOSITION PRODUCTS. DO NOT BREATHE DUST GENERATED BY
SANDING OR GRINDING URETHANE. WEAR A NIOSH/MSHA APPROVED DUST MASK.
DO NOT BREATHE FUMES GENERATED BY BURNING POLYURETHANE.
Respiratory Protection:FOR GRINDING:WEAR A NIOSH/MSHA APPROVED DUST
MASK. IF GENERATING FUMES FROM HOT WIRE OR HOT KNIFE OPERATION:WEAR
A NIOSH/MSHA APPROVED AIR-PURIFYING RESPIRATOR W/ORGANIC
CARTRIDGE,IF VENTILATION IS IN ADEQUATE.
Ventilation:LOC EXHST AS REQD TO REDUCE DUST & FUME EXPOS BELOW OSHA
LEVELS. LOC EXHST SHLD BE USED TO REMOVE ANY FUMES. IF (ING 3)
Protective Gloves:NONE REQUIRED.
Eye Protection:CHEM WORK GOGG , FOR (ING 5)
Other Protective Equipment:NONE REQUIRED.
Work Hygienic Practices:NONE REQUIRED.
Supplemental Safety and Health
SPEC GRAV:1.05-1.26 (H*2O=1). FIRE FIGHT PROC:DRENCH SMOLDERING
ELASTOMER. PROD MAY MELT, AFTER IGNIT, TO FORM FLAMM LIQS. BURNING
PRDCES INTENSE HEAT, DENSE SMOKE & TOX GASES, SUCH AS CARBON
MONOXIDE , OXIDES OF NITROGEN & TRACES OF HYDROGEN CYANIDE. HAZ
DECOMP PROD:MONOXIDE & MAY CONTAIN TRACES OF TOLUENE (ING 2)
Waste Disposal Methods:NOT CONSIDERED A HAZARDOUS MATERIAL. DISPOSE OF
MATERIAL ACCORDING TO ANY LOCAL, STATE & FEDERAL 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.