Manufacturers of Pure Synthetic Iron Oxide Pigments for the Concrete Industry. Available in: Granule, Liquid and Powder form. Specialty Products include Colors for Mortar (Sweet 16),™ and “Spray Cast Systems”™ – a versatile tool for color brindling, or accent coloring. Color Metering Equipment for Granules – “Granumat”™ and “Chameleon”™ for Liquid. Technical and Lab Services provided. Carbon Black, Chromium Green and Natural Iron Oxides available. We have Worldwide Production Plants covering the world including local plants in Pennsylvania and Maryland. Please allow us to discuss your color needs and explain the advantages of Davis Colors / Rockwood Pigments.Manufacturers of Pure Synthetic Iron Oxide Pigments for the Concrete Industry. Available in: Granule, Liquid and Powder form. Specialty Products include Colors for Mortar (Sweet 16),™ and “Spray Cast Systems”™ – a versatile tool for color brindling, or accent coloring. Color Metering Equipment for Granules – “Granumat”™ and “Chameleon”™ for Liquid. Technical and Lab Services provided. Carbon Black, Chromium Green and Natural Iron Oxides available. We have Worldwide Production Plants covering the world including local plants in Pennsylvania and Maryland. Please allow us to discuss your color needs and explain the advantages of Davis Colors / Rockwood Pigments.