B-440 Burnishing Compound

B-440 is a general purpose burnishing compound. It produces a bright finish, with excellent color on a wide variety of ferrous and non-ferrous metals. This product was specifically formulated to generate high lubricity within the mass to produce highly reflective finishes. A high quality build of ingredients allows for extended cycle times and optimum finishes.

Physical Properties

Appearance: Beige Powder
pH @ 1% Solution: 9.1
Odor: Mild
Foaming Action: Moderate
Solubility in Water: Partial
Rinsing Action: Excellent
Metal Safety: All Metals
Bulk Density: 40 lbs/cu. ft.
Standard Container: 300 lb. drum
Refer to our Material Safety Data Sheet for additional information.

Usage and Dilution Instructions

Use 1 to 4 ounces per gallon in rotary barrel finishing operations. Water to mass ratios will effect the type of finish produced. This product may be used with a wide variety of medias or part on part.

Handling and Storage

Use good industrial hygiene methods such as wearing gloves, impermeable apron, eye protection and washing after handling product. Store product in a cool dry place. Closing plastic liner when not in use will help prevent caking. Rotate stock. When stored as stated above, shelf life is a minimum of 2 years.


Progress Chemical guarantees its products will perform to your satisfaction when used in accordance to our recommendations. We back this guarantee with over 65 years experience. Our company has been certified to ISO 9001-2015 Quality Standards.