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

Cathay CATHAYTHERM ZF25 Inorganic Pigment

Cathay CATHAYTHERM ZF25 is an inorganic pigment engineered for high-temperature stability and UV resistance. Part of Cathay’s premium thermal-stable pigment series, ZF25 delivers exceptional color retention in demanding applications like ceramic glazes, refractory coatings, and automotive exhaust systems. Its iron-zinc spinel composition ensures non-toxicity, chemical inertness, and consistent performance above 1000°C.
  • cathay cathaytherm zf25 inorganic pigment_42434f1f
  • cathay cathaytherm zf25 inorganic pigment_42434f1f

Features Of Cathay CATHAYTHERM ZF25 Inorganic Pigment

  1. High thermal stability up to 1000 °C in oxidizing atmospheres.

  2. Excellent chemical resistance against acids, alkalis, and solvents.

  3. Non-toxic, heavy-metal-free composition compliant with RoHS and REACH.

  4. Consistent particle size distribution ensuring uniform dispersion and color development.

  5. Low oil absorption for improved formulation efficiency in high-solids coatings and ceramics.

Typical Applications Of Cathay CATHAYTHERM ZF25 Inorganic Pigment

  1. High-temperature ceramic glazes and kiln-fired tiles.

  2. Thermal barrier coatings for aerospace and industrial furnace components.

  3. Fire-resistant intumescent paints and passive fire protection systems.

  4. Colored refractory mortars and castables for metallurgical linings.

  5. Heat-stable inks for glass and metal decoration requiring firing above 600 °C.

Specifications Of Cathay CATHAYTHERM ZF25 Inorganic Pigment

Chemical TypeMixed-metal oxide (Zinc-Ferrite based)
Product FormFree-flowing fine powder
AppearanceDark gray to black granular powder
Primary ApplicationsCeramics, refractories, high-temp coatings, fire protection materials
Key FeaturesThermal stability, inertness, non-volatility, UV stability
BenefitsColor retention at elevated temperatures, low sintering reactivity, compatibility with silicate matrices
Density (g/cm³)4.8–5.2
Particle Size (D50, µm)1.5–3.0


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