
Resin Calculator
Technical Specifications
Kevlar 49 (aramid)4-Harness SatinWorks with Epoxy
MaterialKevlar 49 (aramid)
Industry Style #Style 285 (vendor 5285)
Weight5 oz/yd²
Weave / Construction4-Harness Satin
Fiber Orientation0°/90° (woven)
Thickness0.010"
Available Widths38", 60"
Full Roll Length100 yd
Thread Count17 × 17
Tensile / Breaking Strength650 / 650 lb/in (warp/fill, dry)
Resin-to-Reinforcement Ratio~50:50 by weight (≈1:1)
Compatible ResinsEpoxy
Best ForAbrasion and impact-resistant structural skins
Compare Fabrics
| Product | 5oz KEVLAR® 4 Harness Satin Weave Fabric - Style 5285/285You're viewingfrom $29.99
| 1.7oz KEVLAR® Plain Weave Fabric Style 5120/120from $54.99
|
|---|---|---|
| Material | Kevlar 49 (aramid) | Kevlar 49 (aramid) |
| Style | Style 285 (vendor 5285) | Style 120 (vendor 5120) |
| Weight | 5 oz/yd² | 1.7 oz/yd² |
| Weave | 4-Harness Satin | Plain weave |
| Orientation | 0°/90° (woven) | 0°/90° (woven) |
| Thickness | 0.010" | 0.004" |
| Widths | 38", 60" | 38" |
| Full Roll | 100 yd | 100 yd |
| Thread Count | 17 × 17 | 34 × 34 |
| Tensile Strength | 650 / 650 lb/in (warp/fill, dry) | 200 / 200 lb/in (warp/fill, dry) |
| Resin Ratio | ~50:50 by weight (≈1:1) | ~50:50 by weight (≈1:1) |
| Resins | Epoxy | Epoxy |
| Best For | Abrasion and impact-resistant structural skins | Lightweight abrasion/impact-resistant skins |
| View |

