Polyken 231 Premium Military Grade Duct Tape | 12 Mil PE Cloth | ASTM D-5486 Type IV Class 1 | Olive Drab / Black

The premium military-grade duct tape trusted by defense contractors, aerospace MRO operations, and military logistics teams worldwide. Built to outlast standard duct tapes in the most demanding field and depot environments — waterproof, solvent resistant, and certified to ASTM D-5486 Type IV Class 1 with a 36-month shelf life. Polyken 231 is a 12 mil PE-coated cloth tape with a natural rubber-based adhesive engineered for aggressive adhesion to virtually all surfaces. Its high tensile strength and extreme conformability make it the go-to solution for waterproof military packaging, challenging repair and bundling operations, media blast protection, and surface masking in aerospace and defense environments. Available in Olive Drab and Black to meet military color requirements.

Key Features

• Premium PE-coated cloth backing — High tensile strength for difficult repair, bundling, and seaming applications
• Natural rubber-based adhesive — Aggressive adhesion to all surfaces; moisture, solvent, and abrasion resistant
• Extremely conformable — Wraps irregular surfaces, fittings, and complex geometries with ease
• Crisp, straight hand tear — No tools required; tears cleanly for fast field application
• Waterproof construction — Ideal for military packaging and aerospace applications exposed to moisture
• Low outgassing — Total mass loss 1.61% / Collected VCM <0.01% per ASTM E 595
• 36-month shelf life — Long shelf life for military stockpile and depot storage requirements
• ASTM D-5486 Type IV Class 1 certified — Meets and supersedes PPP-T-60D & E Type IV Class 1

Applications

• Waterproof packaging for military and aerospace applications
• Challenging repair, bundling, and seaming operations
• Media blast protection and surface masking
• Field repair of equipment, vehicles, and aircraft ground support items
• General-purpose high-performance duct tape for depot and MRO use

Specifications

• Backing — PE-coated cloth
• Adhesive — Natural rubber
• Liner — None
• Total thickness — 12.0 mil (0.305 mm)
• Tensile strength — 50 lb/in (87.56 N/cm)
• Adhesion to steel — 95 oz/in (10.39 N/cm)
• Adhesion to backing — 40 oz/in (4.38 N/cm)
• Elongation — 13%
• Operating temperature — 40°F to 200°F (4°C to 93°C)
• Total mass loss — 1.61% (ASTM E 595)
• Collected VCM — <0.01% (ASTM E 595)
• Colors — Olive Drab, Black
• Standard sizes — 48mm x 55m, 72mm x 55m
• Shelf life — 36 months from date of manufacture at 60–80°F, 40–60% RH

Certifications & Approvals

• ASTM D-5486 Type IV, Class 1 (supersedes PPP-T-60D & E Type IV, Class 1)
• DPM 871-3
• NSN 7510-00-074-4961
• Certificate of Conformance available upon request

Product Attributes

• Manufacturer P/N — Polyken 231
• Colors available — Olive Drab (OD), Black
• Country of Origin — United States
• ECCN — EAR99
• Schedule B Code — 5906.10.0000