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

Metal Surface Antioxidant

RustGuard™ AntiCorr Series AC-200 Metal Surface Antioxidant forms a durable, invisible barrier against oxidation and corrosion on ferrous and non-ferrous metals. It displaces moisture, inhibits rust formation, and enhances surface longevity without altering conductivity or appearance. Ideal for pre-storage protection, machining fluids, and industrial maintenance. Non-toxic, solvent-based, and compatible with paints and coatings. Meets ASTM D610 and ISO 9223 standards.
  • metal surface antioxidant_15a19176
  • metal surface antioxidant_15a19176

Features Of Metal Surface Antioxidant

  1. Non-migrating formulation ensures long-term surface protection without leaching into adjacent materials.

  2. Thermally stable up to 220 °C, maintaining efficacy during high-temperature metal processing and storage.

  3. Halogen-free and heavy-metal-free, compliant with RoHS and REACH SVHC requirements.

  4. Fast-drying, solvent-based coating that forms a transparent, non-tacky protective film on ferrous and non-ferrous metals.

  5. Hydrophobic barrier property significantly reduces corrosion initiation under humid or saline conditions.

Typical Applications Of Metal Surface Antioxidant

  1. Protection of machined steel, aluminum, and copper components during warehouse storage and logistics.

  2. Inter-stage corrosion inhibition for stamped, forged, or rolled metal parts in automotive manufacturing.

  3. Temporary rust prevention for precision tools, dies, molds, and measuring instruments.

  4. Surface passivation of metal substrates prior to painting, plating, or adhesive bonding.

  5. Preservation of spare parts and OEM components in aerospace and industrial equipment supply chains.

Specifications Of Metal Surface Antioxidant



Chemical TypeBlend of hindered phenolic antioxidants and organic corrosion inhibitors
Product FormLiquid concentrate (ready-to-use or dilutable with approved hydrocarbon solvents)
AppearanceClear, pale yellow to amber liquid, free from sediment or haze
Flash Point (Tag Closed Cup)68 °C (ASTM D56)
Primary ApplicationsShort- to medium-term atmospheric corrosion inhibition (up to 12 months indoor, unsealed)
Key FeaturesNon-volatile residue, low odor, VOC-compliant (< 250 g/L)
BenefitsNo post-application wiping required; compatible with most common cleaning agents and degreasers
Regulatory ComplianceREACH registered (ECHA), RoHS 2.0 compliant, non-Prop 65 listed


Compatible Systems Of Metal Surface Antioxidant

Common Compatible SystemsSuitability
Mineral oil-based rust preventivesHighly Recommended – Forms synergistic barrier layer without phase separation
Alkaline aqueous cleaners (pH 9–11)Recommended – Fully removable via standard rinsing; no residue interference
Epoxy and polyester primersSuitable – Requires 30-minute flash-off time before overcoating; adhesion unaffected
Vacuum packaging films (LDPE, PET/AL/PE)Highly Recommended – No extractables detected per ASTM F2475-22

Metal Surface Antioxidant – Frequently Asked Questions (FAQ)

Q1: What is the CAS Registry Number for this product?

A: The proprietary blend does not carry a single CAS number; individual major constituents are documented in the full Safety Data Sheet (SDS Section 3) and include CAS 128-37-0 (Irganox 1076) and CAS 65997-19-7 (benzotriazole derivative).


Q2: What is the recommended application concentration for dip coating?

A: For dip or spray application, use undiluted (100%) for maximum protection on critical parts; for high-volume conveyorized lines, dilute 1:1 with naphtha (CAS 8032-32-4) — always validate film thickness (target: 0.8–1.5 µm) per ASTM D1186.


Q3: How does this antioxidant compare to traditional VCI (Vapor Corrosion Inhibitor) papers?

A: Unlike VCI papers relying on volatile amine diffusion, this product provides direct-contact, non-volatile surface passivation—ideal for sealed enclosures, complex geometries, and environments where vapor-phase inhibitors may contaminate electronics or optics.


Q4: Is migration or solvent extraction into food-contact polymers a concern?

A: No measurable migration was observed in validated testing (EU 10/2011, FDA 21 CFR 175.300) when applied to metals subsequently laminated with FDA-compliant polyolefins at ≤121 °C processing temperatures.



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