Mankiewicz ALEXIT405-77 (2.5-Ltr-Can)

Additional Product Information

Overview

ALEXIT H/S Topcoat 411-77 is a high-solid, polyurethane-based topcoat designed for aircraft exterior applications in aviation and MRO environments. It delivers exceptional gloss, color retention, and chemical and mechanical resistance, making it a trusted solution for maintenance teams who require durable and reliable aircraft coatings. When combined with ALEXIT WalkWay Grit 907-GR, it provides enhanced anti-slip properties for high-traffic surfaces on aircraft.

Key Technical Specs for ALEXIT H/S Topcoat 411-77

• Type: High-solid polyurethane-based topcoat
• Size/Volume: Base 2 L, 5 L, 1 US gal; Hardener 1 L, 2.5 L, 5 L, 1 US gal; Thinner 1 L, 2.5 L, 5 L, 1 US gal; WalkWay Grit 1 L
• Color: Full range of colors
• Viscosity/Consistency: Ready-to-use mixture, flow time ISO 4 mm: 25 40 s
• Cure / Working Time: Pot life 4 h at 23 C / 73 F / 50% RH
• Tensile / Peel Strength: Meets aviation performance standards (specific values per OEM)
• Shore Hardness: Not specified; compliant with aircraft exterior durability requirements
• Service Temperature: Standard application at 15 35 C / 60 95 F
• Typical Uses: Aircraft exteriors, walkways, high-gloss surfaces, MRO touch-ups, anti-slip surfaces
• Shelf Life: Base 24 months; Hardener 12 months; Thinner 18 months (unopened containers, 5 35 C / 40 100 F)

Approvals & Specifications

• AMS 3095
• Airbus AIMS 04-04-025, 04-04-031, 04-04-032
• Goodrich RPS13-97-15 Apd. A
• Lufthansa LHT-PMT M-5.20
• Liebherr LAT 4-5315 / P02
• Embraer MEP 10-069
• VOC Compliant: ? 420 g/L (3.5 lab/gal)

Typical Aircraft MRO / AOG Applications

• Exterior aircraft surfaces including fuselage and wings
• Walkways and high-traffic deck areas using WalkWay Grit 907-GR
• Touch-ups and refurbishment projects during scheduled maintenance
• High-gloss coating requirements for commercial and private aircraft

Compatibility & Safety Notes

• Compatible with pre-treated metal surfaces (oil, grease, and dust removed)
• PPE recommended: gloves, eye protection, and respirator for VOC exposure
• Handle in well-ventilated areas; follow thinner-specific temperature and drying guidelines
• Ensure proper mixing ratios and curing instructions are followed for optimal adhesion and durability

Packaging & Procurement

• Base, Hardener, and Thinner available in multiple container sizes for operational flexibility
• WalkWay Grit available in 1 L container, mixed at 1 part grit to 4 parts topcoat mixture
• Storage: 5 35 C / 40 100 F, in unopened containers
• Easy-to-use two-component system with adjustable thinning for climatic conditions

Why ALEXIT H/S Topcoat 411-77 is Chosen for AOG / MRO

• Rapid drying and recoating options support AOG (Aircraft on Ground) timelines
• Reliable adhesion and long-lasting durability reduce rework and downtime
• Versatile application across spray systems and walkways with anti-slip additives
• Portable packaging for on-site maintenance or line maintenance use

Practical Suggestions for Your Team (AOG Mindset)

• Stock both base, hardener, thinner, and WalkWay Grit for rapid turnaround during MRO
• Train staff on correct mixing ratios and spray techniques to maintain consistent finish
• Follow proper surface preparation with recommended cleaners for maximum adhesion
• Keep extra containers on hand for high-traffic or critical areas requiring anti-slip coating

Manufacture / Aviation Spec Codes

• Manufacturer: Mankiewicz Gebr. & Co. (GmbH & Co. KG)
• Product ID: ALEXIT H/S Topcoat 411-77
• Hardener: ALEXIT Hardener 405-77
• WalkWay Grit: 907-GR
• Thinner Series: 902-series / 903-series

Alternative Names & Descriptions

• ALEXIT H/S Topcoat 411-77 with WalkWay Grit 907-GR
• ALEXIT 411-77 High-Solid Polyurethane Aircraft Topcoat
• ALEXIT Anti-Slip Aircraft Topcoat 411-77
• Mankiewicz Aircraft Exterior Coating 411-77
• ALEXIT H/S 411-77 Topcoat System