3M™ Scotch-Brite™ Products, Hand Pads, 7446, 7446B; Metal Blending Sheets, Rolls, Discs 03/03/14
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No unusual fire or explosion hazards are anticipated.
SECTION 6: Accidental release measures
6.1. Personal precautions, protective equipment and emergency procedures
Observe precautions from other sections.
6.2. Environmental precautions
Not applicable.
6.3. Methods and material for containment and cleaning up
Not applicable.
SECTION 7: Handling and storage
7.1. Precautions for safe handling
For industrial or professional use only. Avoid breathing of dust created by sanding, grinding or machining. Combustible dust
may form by action of this product on another material (substrate). Dust generated from the substrate during use of this
product may be explosive if in sufficient concentration with an ignition source. Dust deposits should not be allowed to
accumulate on surfaces because of the potential for secondary explosions.
7.2. Conditions for safe storage including any incompatibilities
No special storage requirements.
SECTION 8: Exposure controls/personal protection
8.1. Control parameters
Occupational exposure limits
Ingredient C.A.S. No. Agency Limit type Additional Comments
Filler 1317-65-3 US Dept of
Labor - OSHA
TWA(as total dust):15
mg/m3;TWA(respirable
fraction):5 mg/m3
Quartz Silica 14808-60-7 Amer Conf of
Gov. Indust.
Hyg.
TWA(respirable
fraction):0.025 mg/m3
Quartz Silica 14808-60-7 US Dept of
Labor - OSHA
TWA concentration(as total
dust):0.3 mg/m3;TWA
concentration(respirable):0.1
mg/m3(2.4 millions of
particles/cu. ft.)
Silicon Carbide Mineral 409-21-2 Amer Conf of
Gov. Indust.
Hyg.
TWA(as fiber):0.1
fiber/cc;TWA(inhalable
fraction):10
mg/m3;TWA(respirable
fraction):3 mg/m3
Silicon Carbide Mineral 409-21-2 US Dept of
Labor - OSHA
TWA(as total dust):15
mg/m3;TWA(respirable
fraction):5 mg/m3
Aluminum 7429-90-5 Amer Conf of
Gov. Indust.
Hyg.
TWA(respirable fraction):1
mg/m3
Aluminum 7429-90-5 US Dept of TWA(as Al respirable dust):5