high density fiberglass insulation: 1.Durable 2.High Strength, Tenacity, and Modulus 3.High Corrosion Resistance 4.low cost high density epoxy ... rod, golf shaft, sail batten, hockey stick, kick board, skate boards, paddle shafts, bows and arrows, crossbows, ... coping systems, insulators, cable conductor, cable tray, antenna, transformer air duct spacer sticks, cable support trays, switch actuators ...