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Pigments & Minerals

Iron Oxide Pigment - Black (Fe3O4)

Grade: Grade 330 / 722 Synthetic Ferrous Ferric Oxide

Brobond Black Iron Oxide (Fe3O4) is a synthetic inorganic pigment with outstanding jetness, tinting strength, and opacity. Specially preferred for black interlocking paver blocks, curbing tiles, industrial floor screeds, and black toner/paint applications.

Packaging & Supply: Supplied in standard 25 Kg Multi-wall Paper Bags. Bulk palletized container orders and customized shipments available.
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Technical Specification & Laboratory Test Parameters

Data transcribing batch analytical findings based on international ASTM / DIN / GB chemical testing protocols.

Test Parameter / Item Standard Indicator / Criterion Laboratory Result
Fe3O4 Content (%) ≥ 92.0 % 94.8 %
Moisture at 105°C ≤ 1.0 % 0.68 %
Water Soluble Matter ≤ 0.5 % 0.25 %
Residue on 325 Mesh Sieve ≤ 0.3 % 0.09 %
pH Value 5.0 - 8.5 7.2
Tinting Strength 95 - 105 % 101.2 %
* Disclaimer: For industrial and manufacturing use only. Take standard personal protective measures (dust mask, gloves) during dry handling. Full Material Safety Data Sheets (MSDS) provided on request.

Performance Benefits & Unique Characteristics

  • Intense, deep jet-black coloring without blue or brown cast
  • Superior lightfastness and weather resistance
  • Excellent dispersibility in concrete mixing plants

Recommended Industrial Formulations & Uses

  • Black Interlocking Paver Blocks & Curbs
  • Black Precast Concrete, Terrazzo & Roof Tiles
  • Anticorrosion Primers, Industrial Coatings & Enamels
  • Colored Tile Grout, Joint Compounds & Wall Putty
  • Plastics, Toners, Magnetic Materials & Ceramics

Packaging, Warehousing & Shelf Life

Store in dry warehouse away from acid fumes and dampness.

Shelf Life 12 to 24 Months in original unopened containers under recommended dry conditions.
Safety Precautions Non-hazardous. Store away from open flames, excessive heat, and direct rainfall.

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