E Glass Plain/Twill 50g 80g 100g 200g 300g Fiberglass Fabric Cloth for Uav Aerospace Laminate Board Circuit Board Insulation Waterproof Membrane
This fiberglass fabric is a fabric woven in plain or twill method with E-glass yarn. The plain or twill weave pattern ensures a smooth and even surface, making it ideal for projects that require a sleek finish. The fabric could be easily impregnated with resin and it comes out with high adhesive strength.
Our fabric is specially treated with s ilane, enhancing its resistance to moisture and improving its overall performance. This treatment also enhances the fabric's adhesion to resins, making it an excellent choice for composite application.
Whether you need fiberglass cloth for automotive repairs, boat building, or industrial applications, our Fiberglass Fabric is the perfect solution. Trust in its quality and versatility to deliver outstanding results every time.
1.Good performance in chemical-corrosion resistance;
2.Fire resistance and heat resistance;
3.Easily impregnated with resin, high cohesive strength.
Automotive repairs
Boat building
FRP composite and Industrial applications: Insulation, Waterproof Membrane
Areospace and UAV(unmanned aerial vehicle)
Electronic laminate Board and Printed Circuit Board
| Product Model |
Weave Structure |
Warp Density |
Weft Density |
Weight |
Tensile Strength |
Tensile Strength |
Yarn Count |
Yarn Count |
Thickness |
| EW30 |
Plain weave |
20 ±2 |
18 ±2 |
23 ±2 |
≥160 |
≥70 |
8 |
4 |
4.5 |
| EW60 |
Plain weave |
20 ±2 |
18 ±2 |
48 ±4 |
≥260 |
≥260 |
12.5 |
12.5 |
5.5 |
| EW80 |
Plain weave |
12 ±1 |
12 ±1 |
80 ±8 |
≥300 |
≥300 |
33 |
33 |
9 |
| EWT80 |
Twill weave |
12 ±2 |
12 ±2 |
80 ±8 |
≥300 |
≥300 |
33 |
33 |
9 |
| EW100 |
Plain weave |
16 ±1 |
15 ±1 |
110 ±10 |
≥400 |
≥400 |
33 |
33 |
9 |
| EWT100 |
Twill weave |
16 ±1 |
15 ±1 |
110 ±10 |
≥400 |
≥400 |
33 |
33 |
9 |
| EW130 |
Plain weave |
10 ±1 |
10 ±1 |
130 ±10 |
≥600 |
≥600 |
66 |
66 |
9 |
| EW160 |
Plain weave |
12 ±1 |
12 ±1 |
160 ±12 |
≥700 |
≥650 |
66 |
66 |
9 |
| EWT160 |
Twill weave |
12 ±1 |
12 ±1 |
160 ±12 |
≥700 |
≥650 |
66 |
66 |
9 |
| EW200 |
Plain weave |
8 ±0.5 |
7 ±0.5 |
198 ±14 |
≥700 |
≥650 |
132 |
132 |
9 |
| EW200 |
Plain weave |
16 ±1 |
13 ±1 |
200 ±20 |
≥900 |
≥700 |
66 |
66 |
9 |
| EWT200 |
Twill weave |
16 ±1 |
13 ±1 |
200 ±20 |
≥900 |
≥700 |
66 |
66 |
9 |
| EW300 |
Plain weave |
8 ±0.5 |
7 ±0.5 |
300 ±24 |
≥1000 |
≥800 |
200 |
200 |
13 |
| EWT300 |
Twill weave |
8 ±0.5 |
7 ±0.5 |
300 ±24 |
≥1000 |
≥800 |
200 |
200 |
13 |
| EW400 |
Plain weave |
8 ±0.5 |
7 ±0.5 |
400 ±32 |
≥1200 |
≥1100 |
264 |
264 |
13 |
| EWT400 |
Twill weave |
8 ±0.5 |
7 ±0.5 |
400 ±32 |
≥1200 |
≥1100 |
264 |
264 |
13 |
| EWT400 |
Twill weave |
6 ±0.5 |
6 ±0.5 |
400 ±32 |
≥1200 |
≥1100 |
330 |
330 |
13 |




FAQ 1: What is 7781 fiberglass cloth?
7781 fiberglass cloth is a heavy-weight satin weave E-glass fabric commonly used in aerospace and structural composite applications. It offers excellent strength, good drapability, and smooth surface finish, making it suitable for high-performance laminates.
FAQ 2: Why is satin weave preferred for aerospace and structural applications?
Satin weave provides better fiber straightness and reduced crimp compared with plain weave, resulting in higher mechanical properties. It also offers improved conformability over complex molds and delivers a smoother laminate surface, which is critical in aerospace structures.
FAQ 3: Is this fiberglass cloth compatible with different resin systems?
Yes. 7781 satin weave fiberglass cloth is compatible with epoxy, vinyl ester, polyester, and phenolic resin systems, ensuring excellent wet-out and strong fiber-resin bonding across various composite manufacturing processes.
FAQ 4: What manufacturing processes can use 7781 fiberglass fabric?
This fabric is suitable for hand lay-up, vacuum infusion, RTM, prepreg production, and autoclave molding. Its balanced construction and stable weave help maintain consistent laminate thickness and mechanical performance.
FAQ 5: Can the fabric be supplied with surface treatments or custom specifications?
Yes. 7781 fiberglass cloth can be supplied with different sizings, as well as customized roll width, roll length, and packaging to meet specific aerospace or structural project requirements.