high density fiberglass insulation: 1.Durable 2.High Strength, Tenacity, and Modulus 3.High Corrosion Resistance 4.low cost high density epoxy ... : 2mm ~ 50mm & Custom Dimension: customShape: sheet,plate,round, oval, rectangular, triangular and custom shape, like a square ... circle, are welcome.Features:1. Low Density: 67%~74% of aluminum2. High Strength, Tenacity, and Modulus3. Chemical Stability4 ...