• Black Beauty® Abrasive Synonyms:

Black Beauty, Black Beauty blasting, Black Beauty blasting media, Black Beauty abrasive, Black Beauty blast, Low-free silica abrasive, Black Beauty boiler slag, Black Beauty coal slag, Black Beauty slag blasting abrasive, Black Beauty grit, MIL-A-22262B(SH), CAS # 68476-96-0, Black Beauty shot, Black Beauty blast media, Black Beauty blast media, Black Beauty roofing granule, Black Beauty water filtration media, Black Beauty sealcoat aggregate, Black Beauty medium grade, Black Beauty fine grade, Black Beauty extra fine grade, Black Beauty elite grade, Black Beauty blasting abrasive, Black Beauty slag, Black Beauty blasting, Black Beauty blasting grit, Black Beauty abrasive media, Harsco

• Black Beauty® Abrasive Designations:

Chemical Name: An amorphous mixture of Fe, Al, and Ca silicates

• Black Beauty® Abrasive Description:  

A black boiler slag abrasive with the following advantages: low moisture content, high degree of etch for permanent bonding of coatings, readily used in standard equipment in commerce, inert, fast cutting due to sharp angular edges, hardness, more economical, longer lasting and leaves minimum dust

• Black Beauty® Abrasive Normal Chemical Composition:

Silicon Dioxide = 41-53%, Silicon Dioxide- Crystalline "Free Silica" Quartz= <0.1%, Aluminum oxide= 17-25%, Titanium dioxide= 0-2%, Iron Oxide (FeO)= 7-31%, Calcium oxide= 3-15%, Magnesium Oxide= 0-4%, Potassium Oxide= 0-3% and Sodium Oxide= 0.62%. Source= Harsco Minerals MSDS 

• Black Beauty® Abrasive Nominal Physical Sizes Available:

a) Medium Grade: A medium grade used for general purpose repair and maintenance blasting; removal of paint and rust; structured steel, mill scale, general purpose and aggregate exposure. 

b) Fine Grade: A fine grade used for new construction, light paint and rust removal, and for special maintenance applications requiring reduced profiles (bridge maintenance, light mill scale, paint, rust, and new structural steel).

c) Extra Fine Grade: An extra fine grade used to clean surfaces and create a smooth finish, Brush-Off Blast, or in a high- pressure water blast system

d) Elite Grade: If your project requires a specialized blasting abrasive, we can help. Using our proprietary processes and superior blending capabilities, we can fine-tune your blasting abrasive to Elite Gradations

e) Military Specification Grade:

 MIL-A-22262B(SH) 

1) Black Beauty abrasive meets this military specification, which requires non-metallic abrasive materials used in the blast cleaning of metal surfaces and glass reinforced plastic surfaces. This includes ships' hulls and tanks, for removing rust, scale, old paint and marine growth and to provide surfaces that are clean and suitable for painting.

2) The fine and extra fine grades of Black Beauty abrasive are military QPL approved to specification MIL-A-22262B(SH).

• Black Beauty® Abrasive Typical Physical Constants:

• Black Beauty® Abrasive Typical Applications:

a) BLACK BEAUTY blasting abrasive applications span a wide range of industries and applications to remove surface coatings and contaminants such as rust, paint and scale.

b) It is used frequently as a blasting abrasive on sea faring vessels, tanks, aggregate exposure, castings, structural steel, buildings, railroad equipment and bridges.

c) BLACK BEAUTY roofing granules can be found throughout the asphalt shingle, modified bitumen and foam urethane industries.4) Other uses for BLACK BEAUTY coal slag products encompass water filtration, mineral filter media, sealcoat aggregates and nonskid coatings, to name a few.

d) BLACK BEAUTY is used to seal coat highways and parking areas.

• Black Beauty® Abrasive Packaging Options:

Multiply paper bags, bulk bags and loose bulk

• Black Beauty® Abrasive TSCA (SARA Title III) Status:

Listed. For further information please call the E.P.A. at +1.202.554.1404

• Black Beauty® Abrasive CAS Number:  

CAS# 7631-86-9= Silicon Dioxide (SiO₂)

• Black Beauty® Abrasive Carcinogenicity:

NTP= No
IARC Monographs= No
OSHA Regulated= No

• Black Beauty® Abrasive Safety Comments:

a) When used as a blasting abrasive, carefully review and follow the recommendations stated in ths HARSCO Material Safety Data Sheet external link.

b)  "High free silica" products have been found to increase the risk of silcosis. BLACK BEAUTY®  abrasive is classified as "low free silica" abrasive and can be used when "low free silica" abrasives are specified.

c) NIOSH has recommended since 1974 that silica sand (or other substances containing more than 1% free silica) be prohibited as an abrasive blasting material and that less hazardous substitutes be used.

• CDC / NIOSH Safety & Health Topic: Abrasive Blasting:

Visit This Link

• Personal Protective Equipment:

When using a blasting abrasive, personal protective equipment should be used including respirators, abrasive resistant clothing and gloves, safety shoes, ear protection, and an approved helmet with eye protection.

• Trademark Acknowledgements:

Reed Minerals and BLACK BEAUTY® are registered trademarks of Harsco Technologies Corporation.