Polyimide glass fiber cloth laminated rod is a high-performance composite material made from glass fiber cloth impregnated with polyimide resin and cured under controlled conditions. It offers excellent mechanical strength, thermal stability, and electrical insulation properties. This material is widely used as insulating structural components in electrical equipment and as machined parts such as screws and other precision components where high strength and stability are required.
YILONG
Polyimide Resin + Glassfiber Cloth
1.8-2.1 g/cm³
Reddish Brown
＞180℃
C
6mm-200mm
1000mm
Pallet, Wooden Box
High mechanical strength and dimensional stability
Excellent thermal resistance for high-temperature applications
Superior electrical insulation properties
Resistant to moisture, chemicals, and environmental degradation
Suitable for machining into precise components without compromising structural integrity
● Insulating structural components in electrical equipment
● Machined parts, such as screws, bushings, and spacers
● High-temperature electrical assemblies and circuit insulation
● Components in aerospace, automotive, and industrial machinery requiring high thermal and electrical performance
| Test / Property | Unit | G-15 |
| PHYSICAL | ||
| Density | g/cm³ | 2.08 |
| Water Absorption, 24 hrs | % | 0.6 |
| MECHANICAL | ||
| Tensile Strength – lengthwise | MPa | 392 |
| Tensile Strength – crosswise | MPa | 350 |
| Flexural Strength – lengthwise | MPa | 540 |
| Flexural Strength – crosswise | MPa | 480 |
| Flexural Modulus – lengthwise | GPa | 22 |
| Flexural Modulus – crosswise | GPa | 20 |
| Izod Notched Impact – lengthwise | kJ/m² | 80 |
| Izod Notched Impact – crosswise | kJ/m² | 70 |
| Compressive Strength | MPa | 450 |
| Hardness, Rockwell M | — | 115 |
| THERMAL | ||
| Coefficient of Linear Thermal Expansion – lengthwise | 10⁻⁶ / °C | 12 |
| Coefficient of Linear Thermal Expansion – crosswise | 10⁻⁶ / °C | 18 |
| Max Operating Temperature | °C | 240 |
| Thermal Class | / | C |
| Flammability Rating | UL94 | V‑0 |
| Thermal Conductivity | W/m·K | 0.3 |
| ELECTRICAL | ||
| Dielectric Strength (short time, 1/8" thick) | kV/mm | 30 |
| Dielectric Constant at 1 MHz | — | 5 |
| Dissipation Factor at 1 MHz | — | 0.02 |
| Arc Resistance | s | 200 |
Yes, based on drawings or samples.
UL, RoHS, REACH, CE, ISO, etc.
Usually 100 kg or 100 sheets, negotiable.
Yes, common samples free, buyer pays freight.
2-4 weeks after payment.
Yes, including labeling and packaging.
Yes, over 20 years.
T/T 30% deposit, 70% before shipment. Negotiable if supports needed.
Yes, we offer CNC machining.
Manufacturer and Exporter
No.3, Mianzhi Street, Zhucheng, Shandong, China
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