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172 Standard Weld Metal
04 October 2017(rev D)
EXPOSED TO MOISTURE. Read and understand the instruction sheet packaged with the mold, and observe
all general and safety instructions. Keep away from children. Do not tamper with valve. Keep away from
ignition sources prior to use. Do not spray in eye, inhale vapors, or ingest. Use product in only well ventilated
areas. Improper use can lead to exposure of molten metal and reaction by-products.
SECTION 8 EXPOSURE CONTROLS / PERSONAL PROTECTION
EXPOSURE LIMIT VALUES
Exposure limits/standards (Note: Exposure limits are not additive)
Component name
CAS #
OSHA PEL
NIOSH REL
ACGIH
Cuprous Oxide
7440-50-8
0.1 mg/m
3
TWA
(Fume)
1 mg/m
3
TWA
(Dust)
0.1 mg/m
3
TWA
(Fume)
1 mg/m
3
TWA
(Dust)
0.2 mg/m
3
TWA
(Fume)
1 mg/m
3
TWA (Dust)
Cupric Oxide
1317-38-0
5 mg/m
3
TWA
(Fume)
15 mg/m
3
TWA
(Total Dust)
5 mg/m
3
TWA
(Fume)
10 mg/m
3
TWA
(Total Dust)
Not Established
Aluminum
7429-90-5
15 mg/m
3
TWA
(Total Dust)
10 mg/m
3
TWA
(Total Dust)
5 mg/m
3
TWA
(Welding Fumes)
10 mg/m
3
TWA
Calcium fluoride
7789-75-5
Not Established
Not Established
Not established
Tin
7440-31-5
2 mg/m
3
TWA
2 mg/m
3
TWA
2 mg/m
3
TWA
Calcium Silicon
Mixture
Not established
Not established
Not established
Lithium Fluoride
7789-24-4
Not established
Not established
Not established
Flouride as F
-
2.5 mg/m
3
TWA
2.5 mg/m
3
TWA
2.5 mg/m
3
TWA
PERSONAL PROTECTIVE EQUIPMENT
Personal protective equipment selections vary based on potential exposure conditions such as
applications, handling practices, concentration and ventilation. Information on the selection of protective
equipment for use with this material, as provided below, is based upon intended, normal usage.
Respiratory Protection: NIOSH approved respirator designed to remove airborne particulate present in
excess of maximum allowable concentrations due to secondary operations such
as mixing, spraying, sanding, buffing, etc. Refer to 29 CFR 1910.134 or
European Standard EN 149 for regulations
Hand Protection: Neoprene or rubber gloves may be used when handling product.
Eye Protection: Protective eyeglasses or chemical safety goggles. Refer to 29 CFR
1910.133 or European Standard EN166
Other protective clothing or equipment: Safety eyebath nearby.
Work or Hygienic Practices: Practice safe workplace habits. Minimize body contact with
this, as well as all chemicals in general.
SECTION 9 PHYSICAL/CHEMICAL PROPERTIES
GENERAL INFORMATION
Physical State: Solid
Color: Gray/ Silver