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Zinc-aluminium-molybdate-based hybrid pigment offering synergistic active and barrier corrosion protection.
Chromate-free formulation compliant with REACH and RoHS regulations for sustainable industrial use.
Excellent dispersion stability in both water-based and solvent-based epoxy, polyurethane, and alkyd coating systems.
Enhanced passivation effect on steel substrates, reducing cathodic delamination and blistering under humid conditions.
Low dosage requirement (typically 15–25 wt% in primer solids) delivering high performance without compromising film integrity.
Heavy-duty protective coatings for offshore platforms and marine structures.
Industrial maintenance coatings for bridges, power plants, and chemical processing facilities.
Anti-corrosive primers for structural steel in infrastructure and construction projects.
Coil coating systems requiring durable, weather-resistant undercoats for pre-finished metal panels.
Transportation coatings for railcars, mining equipment, and agricultural machinery.
| Chemical Type | Zinc-aluminium-molybdate hybrid pigment |
| Product Form | Fine dry powder |
| Appearance | Light grey to pale greenish-grey free-flowing powder |
| Primary Applications | Anti-corrosive primers and mid-coats for ferrous metals |
| Key Features | Chromate-free, non-toxic, low-VOC compatible |
| Storage Stability | Stable under dry, cool conditions (≤25°C, <60% RH) |
| Recommended Loading Range | 15–25 wt% relative to non-volatile binder solids |
| Regulatory Compliance | REACH SVHC-free, RoHS-compliant, no SCIP reporting required |
Q1: What is the primary mechanism of corrosion inhibition for HEUCOPHOS ZAM plus?
A: HEUCOPHOS ZAM plus functions through a synergistic combination of passive film formation on metal substrates and controlled release of inhibitive species, enhancing barrier protection and electrochemical stabilization in coating systems.
Q2: Is HEUCOPHOS ZAM plus compatible with water-based coatings?
A: Yes, it is specifically engineered for compatibility with both water-based and solvent-based industrial coating formulations, including acrylics, epoxies, and alkyds, without compromising dispersion stability or long-term storage performance.
Q3: How does HEUCOPHOS ZAM plus compare to traditional zinc phosphate pigments?
A: It offers improved pigment efficiency and broader pH stability compared to conventional zinc phosphates, with enhanced reactivity toward steel surfaces and reduced sensitivity to formulation variables such as binder type and pigment volume concentration.
Q4: What are the recommended handling and storage conditions?
A: Store in original sealed containers in a cool, dry place away from direct sunlight and moisture. Avoid exposure to high humidity during handling to maintain optimal dispersion behavior and shelf life.
Q5: Can HEUCOPHOS ZAM plus be used in food-contact or potable water applications?
A: It is not intended for direct food-contact or potable water applications unless explicitly validated and approved by the end-user’s regulatory and technical assessment; formulation-level compliance must be confirmed independently.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
