Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Cathay Hoover 550BU Burnt Umber Inorganic Pigment

CathayHoover550BUBurntUmberInorganicPigmentisahigh-performance,lightfastandweather-resistantironoxide-basedpigmentfromtheCathayHooverpremiumseries.Idealforarchitecturalcoatings,plasticsandconcrete,ithassuperiorencapsulation,stabilizedhue,andlowvolatilecontent.MeetingISO8130andASTMD4212standards,itoffersconsistentdispersion,excellentheatstabilityupto250°C,andminimalheavy-metalleaching.
  • cathay hoover 550bu burnt umber inorganic pigment_a67259f7
  • cathay hoover 550bu burnt umber inorganic pigment_a67259f7

Features Of Cathay Hoover 550BU Burnt Umber Inorganic Pigment

  1. High thermal stability up to 800 °C, ensuring color integrity during high-temperature processing.

  2. Excellent lightfastness and weather resistance, maintaining hue and opacity under prolonged UV exposure.

  3. Non-toxic, heavy-metal-free formulation compliant with global regulatory standards including EN 71-3 and RoHS.

  4. Optimized particle size distribution for superior dispersion in both aqueous and solvent-based systems.

  5. Strong tinting strength and high hiding power, enabling efficient pigment loading and cost-effective dosing.

Typical Applications Of Cathay Hoover 550BU Burnt Umber Inorganic Pigment

  1. Architectural and industrial coatings, including exterior façade paints and protective primers.

  2. Ceramic glazes and clay-based tile bodies requiring consistent brown tone at high firing temperatures.

  3. Plastic coloration for automotive interior components and durable consumer goods.

  4. Cementitious products such as colored concrete pavers, stucco, and precast architectural elements.

  5. Specialty inks for packaging and decorative printing where heat resistance and outdoor durability are critical.

Specifications Of Cathay Hoover 550BU Burnt Umber Inorganic Pigment

Chemical TypeIron oxide–manganese oxide complex (synthetic burnt umber)
Product FormFine, free-flowing powder
AppearanceUniform reddish-brown to dark brown granular powder
Primary ApplicationsCoatings, ceramics, plastics, construction materials, inks
Key FeaturesHeat stable, lightfast, non-bleeding, chemically inert
BenefitsLow volatility, no outgassing, compatible with epoxy, polyester, and acrylic resins
pH (10% aqueous slurry)6.5 – 7.5
Volatile Matter (105 °C, 2 hrs)≤ 0.5 wt%


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