521-A is a high alkaline cleaning system formulated
to remove heavy oily soils from ferrous metals in
spray application cleaning operations. It has been
extensively used in the automotive rebuilding
industry. Potent wetting and dispersing agents are
combined with a specifically blended alkaline build
in order to maximize cleaning and extend cleaning
solution life.
| • |
Efficiently penetrates a wide range of oily
soils |
| • |
Excellent dispersion properties prevent
redeposition |
| • |
Especially well suited for low carbon steel |
| • |
Gives maximum solution life |
| • |
Low foaming |
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| PHYSICAL PROPERTIES |
| Appearance |
Off-white freeflowing
powder |
| pH @ 1% Solution |
12.45 |
| Solubility in Water |
Excellent |
| Foaming action |
Very Low |
| Rinsing Action |
Good |
| Odor |
Mild |
| Metal Safety |
Ferrous Metals |
| Standard Container |
400 lb. drum |
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Progress Chemical guarantees its products will
perform to your satisfaction when used in accordance to our recommendations. We back this guarantee with over 60 years experience. Our company has been certified to ISO 9001:2000 Quality Standards.
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For parts washers use 4 to 8 ounces per gallon.
Periodic adds of 1 to 2 ounces per gallon will extend
cleaning solution life. Solution temperatures should
be maintained between 160 and 190 degrees F. For
ferrous metals only! Due to high alkalinity, this
product may darken, pit or damage non-ferrous
metals.
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This is a highly alkaline product. It contains Sodium
Hydroxide. Use good industrial hygiene practices
such as wearing chemical safety goggles, rubber
gloves, impermeable apron and other appropriate
protective clothing to prevent personal contact. Wash
thoroughly after handling. In case of skin or eye
contact, flush with plenty of water for at least 15
minutes and call a physician. Store in cool dry place
in a tightly closed container to reduce caking and
rotate stock. When stored as above, shelf life is a
minimum of 2 years.
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Refer to our Material Safety Data Sheet for additional
information. Rev. 1/09
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