Material Safety Data Sheet s91

MATERIAL SAFETY DATA SHEET EFFECTIVE DATE: 1/1/2010

SEC TI O N I- SECTI O N VI - SECTI O N I X- SPECI AL I DENTI FI C ATI O N SECTI O N I II - CHEMI C AL REAC TI VI TY D ATA PREC AU TI O N S CHAR AC TER I S TI CS Product Name: AL Stability: Stable Precautions To Be Taken In

Chemical Family: Oxides Al 2 O 3 99.41 Hazardous Polymerization: Handling And Storing: Use Chemical Name: Will Not Occur Adequate Ventilation so as TiO 2 nihil Fused Aluminum Oxide – Conditions To Avoid: Not to Avoid Exceeding “TLV” SiO 2 0.07 White Applicable Other Precautions: Not Fe 2 O 3 0.09 Chemical Formula: Al 2 O 3 Incompatibility (Materials To Applicable Manufacturers Name: MgO 0.03 Avoid): None Elfusa Geral de CaO 0.06 Hazardous Decomposition Na O 0.32 Eletrofusão Ltda 2 Products: Not Applicable THIS IS ESSENTIALLY Factory Address: São João K 2 O 0.02 SIMILAR TO FORM OSHA da Boa Vista – São Paulo – 20 Brazil USA Office: SEC TI O N I V- FI RE AND SEC TI O N VII - SPI LL O R U.S. Electrofused Minerals, EXPLO SI O N DATA LEAK PRO CEDU RES Inc. 600 Steel Street, Flash Point: Not Applicable Steps To Be Taken If Aliquippa, PA 15001 Flammability Limits: Not Material Is Released Or Phone: 1-800-927-8823 Applicable Spilled: This Material is Fax: 1-800-729-8826 Extinguishing Media: Not Inert and May be Handled Applicable by Ordinary Means Such Unusual Fire & Explosion as: Broom, Shovel, Hazards: Not Applicable Vacuum Cleaner, etc SEC TI O N II –PHI SI C AL Special Fire Fighting Waste Disposal Method: CH AR AC TE RI STI C S Procedures: Not Applicable Dispose of in Accordance with Federal State and Appearance & Odor: Local Regulations Crystalline Particles: No SECTI O N V – HEALTH Odor HAZ ARD DATA Specific Gravity (H 2 O=I): 4.0 SEC TI O N VII I- SPECI AL 3 g/cm Threshold Limit Value: 10 PRO TEC TI O N Boiling Point: 6000 F mg/m 3 as Total Dust I NFO RMATI O N Volatiles (% By WT): Not Effects Of Over Exposure: Applicable Not Applicable Respiratory Protection: Water Solubility: Not Emergency First Aid Procedure: In Cases of Dust Build-up Applicable Not Applicable in Excess of the “TLV” an NOTE: THIS MATERIAL IS A “NIOSH” Approved Air NON – TOXIC NUISANCE DUST Respirator is Recommended