{"title":"Surface Pretreatments","description":"\u003cp\u003eNon-chromated surface adhesion promoters and micro-etching solutions engineered to actively remove existing corrosion and condition aluminum surfaces prior to conversion coating, painting, anodizing, or welding. The multi-metal prep formulations comply with \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"ep\" class=\"Yjhzub\"\u003eBoeing BSS 7432 (formerly D6-17487), Douglas CSD #1, ASTM D3359, ASTM F1111, ASTM F484, ASTM F502, ASTM F519, ASTM F485, and ASTM F483\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e criteria. For acid etching without hydrofluoric acid, the engineering process fully conforms to the \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"ep\" class=\"Yjhzub\"\u003eSAE AMS 1640C (Supersedes MIL-C-38334)\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e aerospace surface corrosion standard.\u003c\/p\u003e","products":[{"product_id":"vantage-b-b-pcr-1640-prepaint-corrosion-remover","title":"Vantage B\u0026B PCR-1640 | Prepaint Corrosion Remover","description":"\u003cp\u003e\u003cstrong\u003eVantage B\u0026amp;B PCR-1640\u003c\/strong\u003e is a highly specialized, concentrated acidic prepaint surface conditioner and deoxidizer manufactured by Vantage Specialties for critical aerospace applications. Engineered specifically to combat structural degradation on exterior aluminum surfaces, this advanced chemical formulation aggressively penetrates, dissolves, and eliminates stubborn surface corrosion, localized pitting, and heavy oxidation. B\u0026amp;B PCR-1640 leaves a uniform matte finish across processed panels, making it an essential pre-treatment stage before applying chemical conversion coatings, anodizing, painting, or welding. Featuring a built-in thickening package, its thixotropic matrix clings securely to inverted and vertical airframe panels to maximize active chemical dwell time without pooling or running.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications \u0026amp; Cross-References\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Vantage Specialties, Inc. \/ B\u0026amp;B Tritech\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Line:\u003c\/strong\u003e B\u0026amp;B™ PCR-1640 Prepaint Corrosion Remover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Base:\u003c\/strong\u003e Non-Chromated Tri-Acid Detergent-Solvent Blend\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Form:\u003c\/strong\u003e Thickened, Thixotropic Liquid\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlash Point:\u003c\/strong\u003e Non-flammable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Hazard Profile:\u003c\/strong\u003e Free of chromic acid, chromates, and hydrofluoric acid (HF)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubstrate Finish:\u003c\/strong\u003e Deoxidizes aluminum to produce a clean, uniform matte surface\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApproved Specifications \u0026amp; OEM Conformance:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAE Aerospace Standards:\u003c\/strong\u003e Fully qualified to SAE AMS 1640 (Corrosion Removing Compound, for Aircraft Surfaces)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eU.S. Air Force Maintenance Manuals:\u003c\/strong\u003e Fully compliant with structural cleaning and chemical pre-treatment guidelines in Technical Order TO 1-1-8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegacy Military Specification Performance:\u003c\/strong\u003e Aligns with performance metrics historically governed by MIL-C-38334A Type I, Class I profiles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcrylic Plastic Material Safety:\u003c\/strong\u003e Tested to guarantee zero crazing, staining, or discoloration on sensitive aircraft acrylic canopies and cabin transparencies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternative Designations:\u003c\/strong\u003e B\u0026amp;B PCR 1640 Paint Prep, Vantage 10202759 \/ 10202760, AMS 1640 Acid Deoxidizer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features \u0026amp; Aviation Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAMS 1640 Industry Qualification:\u003c\/strong\u003e Holds formal qualification status to the critical SAE AMS 1640 specification, ensuring certified material and performance compliance for commercial and defense aviation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThixotropic Vertical Adhesion:\u003c\/strong\u003e Formulated with advanced structural thickeners that actively stick to vertical, contoured, and overhead\/inverted skin panels to maintain direct contact on the corrosion site.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydrofluoric Acid (HF) Free:\u003c\/strong\u003e Formulated without toxic hydrofluoric or chromic acids, dramatically increasing operator handling safety while easing facility ecological waste-stream disposal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExcellent Interfacial Rinsing:\u003c\/strong\u003e Formulated to sheet away rapidly under standard water rinses without leaving residual chemical salts or films that interfere with primer adhesion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePristine Matte Paint Anchor:\u003c\/strong\u003e Safely micro-etches aluminum surfaces, converting smooth oxidized structures into a consistent matte anchor profile optimal for epoxy primers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Paint Airframe Conditioning:\u003c\/strong\u003e Applied manually via brush or specialized airless spraying to clean structural exterior panels immediately preceding chemical paint application or conversion coating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepot-Level Corrosion Eradication:\u003c\/strong\u003e Used across aerospace maintenance hangars and MRO facilities to treat localized aluminum exfoliation, pitting, and heavy oxidation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Anodizing and Pre-Welding Preparation:\u003c\/strong\u003e Deployed as an advanced chemical cleaner-deoxidizer to prepare aluminum parts prior to anodizing line entries or structural welding procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ccenter\u003e\n\u003cp\u003e\u003ca style=\"background-color: #000; border: none; border-radius: 4px; color: white; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; width: 80%;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0888\/2991\/9604\/files\/PCR-1640-Prepaint-Corrosion-Remover_TDS.pdf?v=1780689999\" target=\"_blank\"\u003eDownload Technical Data Sheet (TDS)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca style=\"background-color: #000; border: none; border-radius: 4px; color: white; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; width: 80%;\" href=\"#\" target=\"_blank\"\u003eDownload Safety Data Sheet (SDS)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/center\u003e","brand":"Vantage","offers":[{"title":"Pail 5 Gallon","offer_id":54751649562996,"sku":"10202760","price":138.0,"currency_code":"USD","in_stock":true},{"title":"Drum 55 Gallon","offer_id":54751653364084,"sku":"10202759","price":1051.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/2991\/9604\/files\/vantage-pail-drum.png?v=1781034900"},{"product_id":"vantage-isap-311-inhibited-surface-adhesion-promoter","title":"Vantage iSAP 311 | Inhibited Surface Adhesion Promoter | Boeing BSS 7432","description":"\u003cp\u003e\u003cstrong\u003eVantage iSAP 311\u003c\/strong\u003e is an advanced, non-chromated inhibited surface adhesion promoter engineered by Vantage Specialties to clean and protect critical aerospace structures immediately prior to painting. Formulated to optimize surface energy and coating anchor profiles, this specialized chemical agent functions seamlessly with both chromated and non-chromated paint systems. By providing a clean, passivated molecular layer, iSAP 311 actively prevents underlying structural degradation while dramatically enhancing the interfacial bonding strength of primers and topcoats. Its specialized formulation ensures absolute multi-metal compatibility, preventing hydrogen embrittlement or structural etching on high-strength aviation alloys during standard flight-line and depot prep cycles.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications \u0026amp; Cross-References\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Vantage Specialties, Inc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Line:\u003c\/strong\u003e iSAP™ 311 Inhibited Surface Adhesion Promoter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Base:\u003c\/strong\u003e Non-Chromated Surface Preparation Formula\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical State:\u003c\/strong\u003e Liquid\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Function:\u003c\/strong\u003e Cleans, promotes coating adhesion, and inhibits surface corrosion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Versatility:\u003c\/strong\u003e Fully compatible with both chromated and non-chromated aerospace paint systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApproved Specifications \u0026amp; OEM Conformance:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Boeing Company:\u003c\/strong\u003e Conforms to Boeing BSS 7432 specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoeing McDonnell Douglas:\u003c\/strong\u003e Conforms to Douglas CSD #1 commercial standard directives\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdhesion Testing:\u003c\/strong\u003e Compliant with ASTM D3359 (Standard Test Methods for Rating Adhesion by Tape Test)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydrogen Embrittlement Testing:\u003c\/strong\u003e Compliant with ASTM F519 (Mechanical Hydrogen Embrittlement Evaluation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSandwich Corrosion Testing:\u003c\/strong\u003e Compliant with ASTM F1111 and ASTM F484 protocols\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Immersion Corrosion Testing:\u003c\/strong\u003e Compliant with ASTM F483 parameters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Laboratory Compliance:\u003c\/strong\u003e Formally evaluated and certified against ASTM F502, ASTM F485, and ASTM F483 testing criteria\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features \u0026amp; Aviation Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Paint System Compatibility:\u003c\/strong\u003e Functions effectively under modern eco-safe non-chromated primers as well as legacy chromated epoxy coating systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Interfacial Bond Strength:\u003c\/strong\u003e Maximizes tape-test ratings under ASTM D3359 by preparing a pristine chemical anchor on the treated substrate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Non-Chromated Inhibitors:\u003c\/strong\u003e Eliminates hazardous hexavalent chromium from the surface preparation phase while delivering excellent temporary corrosion protection before paint application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaustive Structural Material Safety:\u003c\/strong\u003e Certified via ASTM F519 to guarantee zero hydrogen embrittlement or pitting risks on critical landing gear hardware and airframe skins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 9001 Certified Quality:\u003c\/strong\u003e Produced under strict quality control standards at the Gurnee, IL manufacturing plant, ensuring perfect chemical consistency in every batch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Paint Airframe Surface Preparation:\u003c\/strong\u003e Applied manually or via spray methods onto exterior fuselage panels and wing structures immediately before primer application to prevent coating failure or peeling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMRO Component Refurbishment:\u003c\/strong\u003e Used across aerospace maintenance depots to clean, deoxidize, and passivate removed components prior to paint line entry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlight Line Spot Repairs:\u003c\/strong\u003e Ideal for localized coating touch-ups and composite\/metal bonding preparation where robust adhesion tracking is necessary.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ccenter\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0888\/2991\/9604\/files\/iSAP-311-Inhibited-Surface-Adhesion-Promoter-TDS.pdf?v=1780696641\" style=\"background-color: #000; border: none; border-radius: 4px; color: white; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; width: 80%;\" target=\"_blank\"\u003eDownload Technical Data Sheet (TDS)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"#\" style=\"background-color: #000; border: none; border-radius: 4px; color: white; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; width: 80%;\" target=\"_blank\"\u003eDownload Safety Data Sheet (SDS)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/center\u003e","brand":"Vantage","offers":[{"title":"Pail 5 Gallon","offer_id":54751847022964,"sku":"10202970","price":307.0,"currency_code":"USD","in_stock":true},{"title":"Drum 55 Gallon","offer_id":54751847055732,"sku":"10202969","price":2250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/2991\/9604\/files\/vantage.pail.png?v=1781034732"}],"url":"https:\/\/145.aero\/collections\/surface-pretreatments.oembed","provider":"Aircraft Shop Supply","version":"1.0","type":"link"}