Glass roving E‑glass supplied by Global Optimals is a continuous fiber material with a linear density ranging from 600 to 4800 tex, delivering high tensile strength and dimensional stability for advanced composite structures. The fibers are produced from premium E‑glass, offering a low bulk density of approximately 2.5 g/cm³ and excellent chemical resistance to both alkaline and acidic environments. In addition to chemical durability, the roving exhibits thermal stability up to about 200 °C, making it suitable for components exposed to elevated temperatures. Its compatibility extends beyond polyester and epoxy resins to include vinyl‑ester, phenolic and polyurethane systems, which broadens its applicability to pipe and pressure‑vessel fabrication, profile extrusion, reinforcement of rebar, wind‑turbine blade manufacturing, marine hulls, and lightweight yet robust aerospace and automotive parts. Typical processing guidelines call for a fiber‑to‑resin ratio of 30‑40 % by weight, with impregnation performed at 20‑30 °C followed by vacuum de‑gassing to eliminate entrapped air and improve wetting. The selected grade is prized for uniform fiber distribution, minimal microscopic defects, and a high elastic modulus of roughly 70 GPa, which enhances load‑bearing capacity, impact resistance, and fatigue performance of the final composite. For storage, keep the roving rolls in a dry environment at temperatures not exceeding 25 °C, shielded from direct sunlight and moisture, as water uptake can impair resin adhesion. Periodic inspection of the moisture‑resistant polyethylene bags is recommended during long‑term storage, and any compromised packaging should be replaced. Full technical documentation (TDS, SDS, COA) is supplied. Rolls are packed in moisture‑resistant polyethylene bags and secured in wooden crates to prevent mechanical damage. Customers may request sample testing before placing large orders.
| Линейная плотность | 600–4800 текс |
| Тип | E-glass |
| Силан. аппрет | Полиэфир/эпокси |
Bobbins 25 kg / Pallets
Glass roving must be stored in a dry, well‑ventilated area at typical warehouse temperatures (approximately 20‑25 °C). Protect the material from direct sunlight, moisture and condensation, as excess humidity can degrade its adhesion performance. When kept under these conditions the product generally retains its properties for 12‑24 months, but the packaging condition should be inspected before use. During handling and transport ensure that the packaging (bags, drums) remains intact, avoiding mechanical damage and any ingress of moisture.
