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Air Force Life Cycle Management Center
Acquisition Environmental and Industrial Facilities Division Birthplace, Home & Future of Aerospace EZVV Pollution Prevention Projects 17 Jan 18 Ms. Amy Mercado – Branch Chief Ms. Karin Getschow P2 Lead; Omi Makhijani, and David E. Blair – P2 Project Managers Acquisition Environmental & Industrial Facilities Division (AFLCMC/EZV) DSN: / / U. S. Air Force DISTRIBUTION STATEMENT A – Approved for Public Release
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Home Office – Wright-Patterson AFB, OH
AFLCMC/EN-EZ Safety Acq Env & Industrial Facilities Div AF Industrial Plants Acq Env & Health Risk Mgt Branch Environmental Compliance and Restoration Industrial Facilities Pollution Prevention ESOH Risk Reduction Program ESOH Risk Mgt Our Mission: Promote effective ESOH integration & risk management practices Implement pollution prevention processes and projects Focused on support to the program offices!
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Agenda Who We Are What We Do Why We Are Here
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AFLCMC-EZVV Hazard Risk Reduction Pollution Prevention (P2) Program
26 active projects value $10 million - JSF/C-130 at Industrial Plants Identify and qualify solutions to mitigate hazards and provide business case analyses for implementation to AF program offices Benefits Reduces life cycle hazards, costs, and compliance burden from production, operation and sustainment, and disposal Eliminate use of chromium and cadmium, where possible Reduce HazMat used, and VOCs/HAPs emissions Projects also support corrosion control goals—some eligible for inclusion in the DoD annual corrosion control report A force multiplier for the Joint Strike Fighter and C-130 Programs to buy improvements while reducing pollution and risk
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Air Force Plant 4 – F-35 Active Chrome Reduction Projects
Project Titles Trivalent Chromium Anodize Seal Evaluation Non-Hexchrome Fuel Tank Coating Replacement - F-35 Field Service Evaluation - Non-Chromated Fuel Tank Coatings - F-35 Non-Chromium Tie Coat and Touch-up Primer Evaluation - F-35, F-16
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SurTec 650V Trivalent Chromium Anodize Seal Evaluation
Objective - Elimination Hexchrome Sealer Dip Tank Process Period of Performance – Jul 11 to Feb 18 Qualification Testing with SurTec 650V completed successfully Coating Weight, Bare Aluminum Corrosion Resistance, and Wet Tape Adhesion -Successful performance Wet Tape Adhesion with primers and fuel tank coating PPG/Deft 02Y024, PPG/Deft 02GN084, PPG/Deft 44GN098, PPG/Deft 44GN036, Hentzen16708TEP/16709CEH, and Control PRC-DeSoto Bare Corrosion resistance properties better than hexchrome control (Alodine 1200S) Passed NSF, resistance to fluids, peel strength and coating weight , 6000, & 5000 alloys All coupons passed 336 hours salt fog test - no pits Corrosion resistance with coatings showed scratch resistance properties inferior TCP Seal process sensitive – requires constant monitoring! Immersion time critical Temperature sensitive Narrow pH – monitoring crucial Filtering solution required periodically Concentration percent SurTec650V monitored periodically Path Forward Shop trials – Began fall 2017 Seal contamination study – In progress
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Non-Hexchrome Fuel Tank Coating Replacement, F-35
Objective - Qualify Non-Hexchrome Fuel Tank Coating (FTC) - F-35 Period of Performance - Apr 14 through Apr 18 Control - PRC Hexchrome FTC Non-hexchrome Candidates PPG RW Top performing candidate Akzo Nobel XP more difficult to apply Akzo Nobel XP (5021FT001) Performing well but recurring marginal adhesion issues on Chem-Film AMS-C Requirements: 100% Complete All candidates failed DiEGME AMS test – 165⁰ F/60 days Program specific testing – 80% complete - Beach, neutral/acidic salt fog, galvanic corrosion Production simulation shop trials started 2017 Puffer box testing – simulated fuel tank testing planned Encourage vendors pursue AMS-C qualification PPG RW-7088 submitted Jul 16 3 yr. Field Service Evaluation – In progress – began late December 2017
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Non-Hexchrome Tie-Coat and Touchup Primer Evaluation - F-35, F-16
Objective – Implement non-hexchrome repair primer Period of Performance – Apr 14 to Apr 18 Application process – spray or brush Current Status: Touch-up primer candidates Akzo Nobel XP554-34B (Leading candidate) Supplier changed inhibitive pigment Re-verify performance - 90% complete – performance similar control Brush application - better flow properties and induction time Deft/PPG 02GY097 (Failed low temp. flexibility and repairability tests) Fuel tank compatibility – Complete – passed F-35 - AMS-3277/3281 Program specific testing – 30% complete/70% in work Production level shop trials – Jan 18 to Aug 18
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AFP6 Pollution Prevention Active Projects
Project Titles Qualify Low or Non-Hexchrome Sealant Alternatives for C-130J Inner Mold Line Qualify Complete Non-Hexchrome Finish Systems, Alternative Extended Life Topcoats, C-130 J Qualify Non-Hexchrome Fuel Tank Coating, C-130J Integral Fuel Tank Qualification of Non-Hexchrome Inner Mold Line Finish on C-130J Qualification of Non-Hexchrome Anodize Sealer for Sulfuric Acid Anodized Component parts, C-130J Qualify a Chrome-Free Primerless, Drop-In Replacement Coating for C-130J AFP = Air Force Plant
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Qualify Low or Non-Hexchrome Sealant Alternatives - C-130J IML
Objective – Qualification testing - five previously identified non-hexchrome sealant candidates Period of Performance – Apr 15 to Jun 18 C-130 J Faying surface sealing and wet installation fastener operations Based on success - final phase - do field evaluation and engineering implementation Current Status: Application property testing complete (Appearance, viscosity, cure time, specific gravity, volume swell) Performance property testing in-work (Peel strength, paintability, galvanic corrosion) Evaluating test results/data analysis Five Candidates: AC-735 (3M), PR-1775 (PPG), PR-2870 (PPG), CS 5500N Cl (Flamemaster) and WS8033 (Royal) Potential - reduce ~3500 lbs/yr hexchrome containing sealant and contaminated waste IML = Inner Mold Line (Inside Aircraft)
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Qualify Complete Non-Hexchrome Finish Systems, Alternative Extended Life Topcoats, C-130 J
Objective – Qualification testing - alternative extended life topcoat products and finish systems Period of Performance: Apr 18 – Apr 19 Qualified to MIL-PRF-85285, Type IV, Class H Pair EL topcoats with successful non-hexchrome conversion coating/non-hexchrome primer combinations identified earlier AF funded P2 projects Avoids sole-supplier condition for exterior topcoats Eases implementation non-hexchrome finish system Provides finish systems favorable C-130 paint personnel Potential reduce volatile organic compound emissions Current Status: Work already started at Plant 6
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Qualify Non-Hexchrome Fuel Tank Coating, C-130J Integral Fuel Tank
Objective - Qualification - off-the-shelf non-hexchrome Integral Fuel Tank (IFT) coatings Period of Performance – Apr 16 to May 19 Develop Implementation Plan and Business Case Analysis Current Status: Vendors lowering VOC from 720 to 420 g/l - slight testing delay Candidate samples received from three vendors Qualification testing on-going Vendor identified issue Storage stability/pot life vendor corrected – 2 candidates Submit fresh samples Potential - reduce 200 lbs hexchrome annually
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Qualify Non-Hexchrome Inner Mold Line Finish - C-130J
Objective – Qualify commercially available non-hexchrome IML pretreatment and primer Period of Performance – May 17 to Nov 20 Implement Inner Mold Line (IML) finish completely hexchrome free Includes Implementation Plan and Business Case Analysis Current Status: Testing includes insoluble matter residue rinsability Production level shop trials include cleaning ability with oil, lubricants – dirty tests 5 pre-treatment candidates selected 8 non-hexchrome primers selected Potential - reduce ~2100 lbs/yr hexchrome from IML
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Qualification of Non-Hexchrome Anodize Sealer for Sulfuric Acid Anodized Component Parts - C-130J
Objective – Qualification suitable non-hexchrome sealers Period of Performance – May 17 to Dec 20 Component parts include wing panels, floor panels, engine truss mounts, bilge area parts, assorted wing components, etc. for high corrosion protection. Overall performance, material compatibility, corrosion resistance and primer adhesion Includes pre-implementation engineering Current Status: Testing ongoing
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Qualify Hexchrome-Free Primerless Drop-In Replacement Coating - C-130J
Objective – Qualify hexchrome-free, primerless coating systems for aircraft outer mold lines (OML) Period of Performance: Oct 17 to Apr 19 Eliminate hexavalent chromium from coating stack-up Eliminate primer application step = weight reduction Current Status: Initial Screening tests (7 hexchrome-free surface treatments, 3 hexchrome-free multi-functional topcoats; total 21 coating systems) Completed – 10 coating systems down-selected - Phase II testing Humidity resistance, heat resistance, solvent resistance, adhesion, low temperature flexibility Completed In-Depth testing - included fluids resistance & outdoor exposure 3 coating systems down-selected - Phase III Gardobond AP 9811/PPG 97GY160 (AMC) Aculon OP-272/PPG 97GY160 (AMC) AC-131BB/PPG 97GY160 (AMC) Qualification testing – Application & Compatibility Study, and 2000 hr. salt fog Preparation & planning FSE - multiple platforms/aircraft Update Cost Benefit Analysis (CBA)
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AF Life Cycle Management Center
Thank you! U. S. Air Force Acquisition Environmental & Health Risk Management Branch (AFLCMC/EZVV) (DSN ) (DSN ) DISTRIBUTION STATEMENT A – Approved for Public Release
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