{"product_id":"rustlick-631-moisture-displacing-rust-preventative-corrosion-inhibitor-5gal","title":"Rustlick 631 Moisture-Displacing Rust Preventative | Corrosion Inhibitor - 5Gal","description":"\u003cp\u003e\u003cstrong\u003eITW Polymers Rustlick 631\u003c\/strong\u003e is a premium, moisture-displacing rust preventative, penetrating lubricant, and short-to-medium-term corrosion inhibitor engineered for aerospace machining, precision tooling, and industrial MRO operations. Formulated with advanced capillary-action penetrating agents and polar rust-inhibiting compounds, Rustlick 631 rapidly spreads beneath surface moisture, emulsifying and lifting water away from metal pores before laying down a continuous, ultra-thin protective oily barrier. It prevents atmospheric oxidation, galvanic corrosion, and fingerprint tarnishing across precision-machined aircraft components, landing gear tooling, airframe dies, and stored steel stock without leaving behind a gummy, sticky, or difficult-to-clean residue.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Specifications \u0026amp; Chemical Properties\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer \/ Brand:\u003c\/strong\u003e ITW Polymers Fluids \/ Rustlick™\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name \/ Part Series:\u003c\/strong\u003e Rustlick 631 Moisture Displacing Rust Preventative\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Base:\u003c\/strong\u003e Petroleum Distillates with Polar Rust Inhibitors \u0026amp; Water Displacing Additives\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective Film Type:\u003c\/strong\u003e Ultra-thin, transparent oily film\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilm Thickness:\u003c\/strong\u003e ~0.1 to 0.2 mils (non-interfering with high-precision dimensional tolerances)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Protection Duration:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eIndoor Storage: Up to 12 to 24 months\u003c\/li\u003e\n\u003cli\u003ePackaged \/ Wrapped Overseas Shipment: Up to 6 to 12 months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlash Point (Tag Closed Cup):\u003c\/strong\u003e ≥ 105°F (40.5°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecific Gravity (at 15.6°C):\u003c\/strong\u003e ~0.80 to 0.83\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage Rate:\u003c\/strong\u003e Approximately 2,000 to 3,000 sq. ft. per gallon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemoval Method:\u003c\/strong\u003e Easily removed using mild alkaline cleaners, solvent degreasers, or vapor degreasing protocols prior to final finishing, plating, or painting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAppearance:\u003c\/strong\u003e Clear to light amber liquid\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApproved Specifications \u0026amp; Industrial Conformance:\u003c\/h3\u003e\n\u003cp\u003eRustlick 631 is qualified and trusted across commercial aerospace and defense manufacturing facilities:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Displacement Testing:\u003c\/strong\u003e Conforms to military water-displacement test standards (ASTM D1748 humidity cabinet and MIL-PRF-16173 moisture displacement methods).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-Staining Certification:\u003c\/strong\u003e Safe for use on ferrous alloys, copper, bronze, and aluminum tooling without causing chemical staining or etching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePaint \u0026amp; Plating Compatible:\u003c\/strong\u003e Cleans off completely without leaving silicone or chlorinated residues that interfere with aerospace primer adhesion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eKey Features \u0026amp; Performance Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRapid Moisture Displacement:\u003c\/strong\u003e Quickly displaces water, water-based machining coolants, and moisture condensation from metal surfaces and blind holes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFingerprint Corrosion Suppression:\u003c\/strong\u003e Neutralizes acid and salt residues left by manual handling, preventing etch marks and localized rust pitting on polished parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Thin Protective Film:\u003c\/strong\u003e Protects critical dimensions without heavy build-up, allowing parts to be inspected or gaged without prior solvent washing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExceptional Penetrating \u0026amp; Freeing Action:\u003c\/strong\u003e Penetrates tight micro-tolerances to loosen frozen fasteners, pins, clamps, and precision sliding tooling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAerospace Machine Shop Post-Wash Preservation:\u003c\/strong\u003e Applied immediately after water-soluble CNC coolant operations or aqueous degreasing to prevent flash rusting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Tooling \u0026amp; Mold Storage:\u003c\/strong\u003e Protects aerospace composite bonding dies, stamping tooling, jigs, fixtures, and precision gages during toolroom storage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAircraft Hardware \u0026amp; Bearing Layup:\u003c\/strong\u003e Serves as an in-process rust preventative for fasteners, gears, shafts, and unfinished airframe hardware between MRO machining stages.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITW","offers":[{"title":"5 Gallon","offer_id":56627328090484,"sku":"71051","price":282.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/145.aero\/products\/rustlick-631-moisture-displacing-rust-preventative-corrosion-inhibitor-5gal","provider":"Aircraft Shop Supply","version":"1.0","type":"link"}