® SICOPOXY ® DRY FILM PROPERTIES SICOPOXY 577-403 Performance tests carried out on following panels at a dry film thickness Fluid resistant (FR) green BAC 452 high solids epoxy of 0.6 to 0.9 mil (15-23 microns), after 7 days at 25°C (77°F): primer for aircraft structure . Panel A: Aluminum Alclad 2024, Temper T3, surface treatment MIL-C-5541 . Panel B: Aluminum 2024, Temper T3, surface treatment MIL-A-8625 . Panel C: Aluminum 2024, Temper O, surface treatment MIL-A-8625 Adhesion (dry) tape: 5B (100%) (ASTM D-3359B) ADVANTAGES Panel A • Low VOC content. Adhesion (wet) tape: 5B (100%) (ASTM D-3359B) • Fast dry. Panel A • Excellent adhesion. Hardness: 4H - 5H (ASTM D-3363) • Excellent chemical resistance. Panel A • Excellent corrosion resistance on aluminum alloy substrates. Gloss (60°): 10°< (ASTM D-523) Panel A DFT : 1.5-2.0 mils (38-51 microns) Flexibility: Passes 1/8" mandrel (ASTM D-522) Panel B USES Low temperature flex: Passes 1" mandrel (ASTM D-522, -50°C) High performance, two-component epoxy primer containing strontium chromate Panel B corrosion inhibitors designed for use on aircraft interior. Impact elongation: Passes 20% deformation Panel C (GE impact/flexibility tester) Chemical resistance: QUALIFICATIONS Panel A No loss of adhesion, softening, blistering, or other film defects • Canadair BAMS 565-001 Class A Grade B after immersion in: • Canadian Forces Specification D-12-003-001/SF-001, System 1 Class 1 • Lubricating oil MIL-L-23699, 24 hours at 121°±3°C • MIL-PRF-23377H Type 1 Class C • Hydraulic fluid MIL-H-5606. 14 days at 25°±3°C • Skydrol 500B-4, LD-4 and 5. 30 days at 25°±3°C • Lubricating oil MIL-L-7808. 14 days at 25°±3°C STORAGE • TT-S-735 Type III fluid. 14 days at 25°±3°C No softening, loss of gloss or other film defects after: 100 MEK This product may be stored up to 12 months in its original unopened container rubs. at a minimum temperature of -10°C (15°F) and a maximum temperature of 35°C (95°F). (1) Corrosion resistance : Excellent (1) Humidity resistance : Excellent (1) See additional dry film properties on back. USA MEXICO CANADA EUROPE 1-866-750-4440 +52 (81) 8106-2921 Longueuil 1-800-561-7089 Š Toronto 1-800-828-1969 Š Brantford 1-519-750-0114 +33 (4) 77.96.74.74 Website : www.sicoindustrial.com ® SICOPOXY 577-403 Fluid resistant (FR) green BAC 452 high solids epoxy primer for aircraft structure DRYING SCHEDULE LIQUID CHARACTERISTICS (of sprayable mix) Tests performed at a wet film thickness of 1.2 mils (30 microns) and a temperature of 25°C (77°F). Viscosity (ASTM D-4212): 30±2 sec. EZ #2 23±2 sec. Zahn #2 Air dry dry to touch 1-1½ hours Weight solids: 82±2% (ASTM D-2369) tack-free 4 hours Volume solids: 68±1% (calculated) dry through 6 hours VOC (ASTM D-3960) : ≤340 g/litre (2.8 lbs/US gal.) dry to topcoat 1-2 hours (1) 2 2 Spreading rate : 33.3 m /litre (1354 ft /US gal.) ADDITIONAL DRY FILM PROPERTIES Sag resistance: 5 mils (wet) (1) Corrosion resistance: Calculation based on volume solids at a dry film thickness of Method (ASTM B-117): Salt spray cabinet 0.8 mil (20 microns), at 100% transfer. Exposure time: 3000 hours Substrate: Aluminum Alclad 2024 T3, with surface treatment MIL-C-5541 SURFACE PREPARATION Topcoat: with and without topcoat (584-110) Rating (ASTM D-714): No blistering on scribe and surface Surface must be clean, dry and free of dust, grease, oil or any other Rating (ASTM D-1654): 10 contaminant. Visible corrosion: None Filiform corrosion resistance: Method and exposure time: Exposed to acid vapor (12N HCL) for MIX AND DILUTION (ASTM D-1735) one hour, then 30 days in humidity cabinet Substrate: Aluminum Alclad 2024 T3, with surface • Mixing ratio treatment MIL-C-5541 . 577-403 (base): 3 parts by volume Topcoat: 584-110 Acrythane Aviation high solids polyurethane white, . 576-091 (hardener): 1 part by volume FED-STD-595 No. 17925 . Dilution: 0-25% by volume Rating (ASTM D-2803): no corrosion beyond 1/8 inch from the scribe. Warning: Addition of thinner will increase VOC content No evidence of blisters in the coating. over 340 g/litre. Humidity resistance: • Admixture is compatible with any thinner meeting the Method (ASTM D-1735): Humidity cabinet specification MIL-T-81772 type II and with Sico 580-025, Exposure time: 1500 hours 580-026 and 580-029 thinners. Substrate: Aluminum Alclad 2024 T3, with surface • Pot life: 4 hours at 25°C (77°F). treatment MIL-C-5541 Topcoat: with and without topcoat (584-110) • No induction time required. Film blistering: None Adhesion (ASTM D-3359B): 5B-100% METHOD OF APPLICATION Rating (ASTM D-1654): 10 By spraying, using one of the following equipment: • conventional air (reduction recommended) CLEAN UP • air-assisted airless and "Airmix" • airless Clean equipment immediately after use with recommended reducer or with • H.V.L.P. lacquer thinner 300-011 or equivalent. • (and their electrostatic versions) SAFETY MEASURES Application recommendations: • Dry film thickness: 0.6-0.9 mil (15-23 microns). Warning: • Apply at a minimum temperature of 10°C (59°F) and maximum Contains organic solvents. Refer to material safety data sheet and product label for more details. of 35°C (95°F). • Apply topcoat within 48 hours. ® • Recommended topcoat: Acrythane Aviation series 584. (Rev. October 2006) This bulletin supersedes all previous issues. The information, ratings and opinions contained in this bulletin are, to the best of our knowledge, true and accurate. Since application and other requirements are not under our control the company cannot make any warranties or guarantees as to results.