Fiberglass Woven Roving
Common Specifications
| Grade | Glass Type | Weight (g/m²) | Tensile Strength ≥N/25mm (Warp) | Tensile Strength ≥N/25mm (Weft) | Weave | Moisture Content (%) | Combustible Content (%) |
| WR200 | E | 200+/-10 | 820 | 700 | Plain | ≤0.1 | 0.4–0.8 |
| WR200B | E | 200+/-10 | 820 | 700 | Plain | ≤0.1 | 0.4–0.8 |
| WR270 | E/ECR | 270+/-14 | 1200 | 1000 | Plain | ≤0.1 | 0.4–0.8 |
| WR300 | E | 300+/-15 | 1200 | 1200 | Plain | ≤0.1 | 0.4–0.8 |
| WR300TM | E | 300+/-15 | 1500 | 900 | Plain | ≤0.1 | 0.4–0.8 |
| WR300B | E | 360+/-18 | 1200 | 1250 | Plain | ≤0.1 | 0.4–0.8 |
| WR360 | E/ECR | 400+/-20 | 1200 | 1150 | Plain | ≤0.1 | 0.4–0.8 |
| WR400 | E | 400+/-20 | 1480 | 1380 | Plain | ≤0.1 | 0.4–0.8 |
| WR400TM | E | 325+/-16 | 1500 | 1500 | Plain | ≤0.1 | 0.4–0.8 |
| WR400B | E | 500+/-25 | 1200 | 1380 | Plain | ≤0.1 | 0.4–0.8 |
| WR500 | E | 500+/-25 | 1800 | 1700 | Twill | ≤0.1 | 0.4–0.8 |
| WR500T | E | 500+/-25 | 1800 | 1600 | Plain | ≤0.1 | 0.4–0.8 |
| WUDT500 | E | 500+/-25 | 100 | 2900 | Plain | ≤0.1 | 0.4–0.8 |
| WUDL500 | E | 500+/-25 | 2600 | 350 | Plain | ≤0.1 | 0.4–0.8 |
| WUDL530 | E | 530+/-27 | 3200 | 800 | Plain | ≤0.1 | 0.4–0.8 |
| WR580 | E/ECR | 580+/-29 | 1900 | 1600 | Plain | ≤0.1 | 0.4–0.8 |
| WR600 | E | 600+/-30 | 1900 | 1800 | Plain | ≤0.1 | 0.4–0.8 |
| WR600B | E | 600+/-30 | 1900 | 1850 | Plain | ≤0.1 | 0.4–0.8 |
| WUDL600 | E | 600+/-30 | 3100 | 350 | Plain | ≤0.1 | 0.4–0.8 |
| WR800 | E | 800+/-40 | 2600 | 2300 | Plain | ≤0.1 | 0.4–0.8 |
| WR800A | E | 864+/-43 | 2900 | 2700 | Plain | ≤0.1 | 0.4–0.8 |
| WR1000 | E | 1000+/-50 | 2900 | 2900 | Plain | ≤0.1 | 0.4–0.8 |
Notes
● Standard Width: 1.0m, 1.25m, 1.27m (50")
● Min Width: 35mm
● Max Width: 3200mm
Fiberglass woven roving is a flat, plain or twill weave fabric made directly from non-twisted roving yarns. This structure provides excellent dimensional stability during use. The roving is suitable for various resin reinforcement systems, such as unsaturated polyester resin, vinyl ester resin, and epoxy resin. Fiberglass woven roving is widely used in hand lay-up and mechanical molding products, including boats, aircraft and automotive parts, furniture, sports equipment, and many other applications.







