FULL LINE CATALOG  Page 368

MATERIAL SAFETY DATA SHEET
Aluminum 

Product Description and Hazardous Ingredients/Identity Information

BASE METAL

CAS # % COMP. BY WEIGHT ACGIH TLV (mg/m3) OSHA 1910.1000 TWA (mg/m3) WISHA PEL (mg/m3)
Aluminum, Al 7429-90-5 80.0 - 99.7 10.0 as metal dust & oxide 15.0 as total dust 10.0 as metal dust & oxide
5.0 as welding fume 5.0 as respirable fraction 5.0 as welding fume
ALLOYING ELEMENTS CAS NUMBER % COMPOSITION BY WEIGHT ACGIH  TWA (mg/m3) OSHA 1910.1000  TWA (mg/m3) WISHA PEL  (mg/m3)
Chromium,  Cr 7440-47-3 0.0 - 1.0 0.5 as metal 1.0 as metal 0.5 as metal
Cobalt,   Co 7440-48-4 0.1 - 10.0 0.05 as dust and fume 0.10 as dust and fume 0.05 as fume and dust
Copper,  Cu 7440-50-8 1.0 - 20.0 0.2 as fume; 1.0 as dust 0.1 as fume; 1.0 as dust 0.1 as fume; 1.0 as dust
Iron,  Fe 7439-89-6 1.0 - 10.0 5.0 as oxide fume 10.0 as oxide dust and fume 5.0 as oxide dust and fume
Magnesium, Mg 1309-48-4 1.0 - 20.0 10.0 as oxide fume 15.0 as particulates 10.0 as total oxide dust fume
Manganese,  Mn 7439-96-5 1.0 - 10.0 1.0 as fume 5.0 Ceiling 5.0 Ceiling
3.0 STEL as fume
      5.0 as dust    
Nickel,  Ni 7440-02-0 1.0 - 10.0 1.0 as metal 1.0 as metal 1.0 as metal
Silicon, Si 7440-21-3 1.0 - 20.0 10.0 as total dust 15.0 as total dust 100 as total dust
5.0 as respirable fraction 5.0 as respirable fraction
Silver,  Ag 7440-22-4 0.1 - 10.0 0.1 as metal 0.01  as  metal dust and fume 0.01 as metal
Tin,  Sn 7440-31-5 1.0 - 10.0 2.0 as oxide and metal 2.0 except oxide 2.0 as oxide fume and metal
Zinc,  Zn 7440-66-6 1.0 - 10.0 5.0 as oxide fume 5.0 as oxide fume 5.0 as oxide fume
10.0 STEL as oxide fume 15.0 as oxide total dust 10.0 STEL as oxide fume
      10.0 as oxide dust 5.0 as respirable fraction 10.0 as oxide total dust
5.0 as oxide respirable fraction
ABBREVIATIONS: ACGIH-TLV American Conference of Governmental Industrial Hygenists - Threshold Limit Value 
(C) - Ceiling Level    NE - Not Established    
CAS No. - Chemical Abstract Service Number
LD50 - Lethal dose for 50% of tested animals   
PEL - Permissable Exposure Limit
STEL - Short Term Exposure Limit
Aluminum alloys may be comprised of all or variations of the alloys shown here. In addition, the welding of aluminum alloys may produce the hazards listed in V-B.

Revised 12/21/95