Our Epoxy Glass Tube is meticulously crafted as a superior composite material, integrating high-quality fiberglass cloth with resilient epoxy resin, and expertly cured into a robust, durable tube. Renowned for its outstanding mechanical properties and unmatched durability, this tube is the preferred choice in diverse electrical and structural applications across sectors like electronics, automotive, and aerospace.
Exceptional mechanical properties even at elevated temperatures of 155°C/180°C
Remarkable stability in electrical properties, even in high humidity environments
Superior mechanical and electrical strength
Extremely low water absorption
Outstanding thermal stability, ranging from 155°C to an impressive 250°C
Perfect for mechanical and electrical applications
Ideal for highly stressed mechanical parts in mechanical and electrical engineering, especially under additional thermal stress
Nominal Inner Diameter | Nominal Length | Color | Minimum Wall Thickness | Surfaces |
8-100mm | 450-550mm or 900-1200mm | Yellow /Green | 1.5/2.0mm | Shining |
*Custom products can be tailored to meet specific customer requirements.
Electrical Properties:
Parameters | Unit | Value |
Insulation Resistance | MΩ | 1*103 |
Dielectric strength (1-minute test voltage) at 90°c in oil parallel to the layer direction | kV | 40 |
Dielectric strength (1-minute test voltage) at 90°C in oil perpendicular to the layer direction | kV/mm | 7.7 |
Dissipation factor at 48-62 hz | max. | 0.05 |
Disspation factor at 1 mhz | max | 0.04 |
Permittivity at 1 mhz | max | 5.2 |
Tracking resistance | CTI | - |
Temperature limit | W/m*k | 155 |
Mechanical Properties:
Parameters | Unit | Value |
Flexural Strength | MPa | 300 |
Tensile Strength | MPa | - |
Compressive Strength Parallel to Laminations | MPa | 175 |
Other Properties:
Parameters | Unit | Value |
Raw Density | g/cm³ | 1.7-1.9 |
Water absorption at 3 mm thickness | mg/cm² | 1.5 |






Welcome to Hitex Insulation, your ultimate solution provider for premium high-temperature fabrics and textiles. We specialize in offering a comprehensive range of products designed for thermal insulation, welding protection, fire-fighting, and sealing applications, among others.
Proud of our extensive industry experience and expertise, we ensure only the finest solutions for our clients. Our team of highly skilled professionals is dedicated to delivering superior products and services that meet and exceed the highest industry standards.
At Hitex Insulation, we prioritize quality, durability, and performance in our high-temperature fabrics and textiles. We source materials from reliable suppliers and manufacturers, guaranteeing that every product leaving our facility represents the pinnacle of quality.
We are devoted to fostering enduring relationships with our clients through exceptional customer service and support. Whether you need product information, assistance in choosing the ideal solution, or technical support, our team is always ready to assist you.
Thank you for choosing Hitex Insulation. We eagerly anticipate serving all your high-temperature fabric and textile needs with dedication and excellence.



We are a trusted manufacturer with over a decade of production experience, proudly operating our own factory in Yuyao.
Q2. Can you send me a sample? Is it free?
Absolutely, samples are complimentary; however, the courier charge will be at your expense.
Q3. What are the modes of transportation?
We offer convenient shipping by sea or by air.
Q4. What is the delivery time?
Typically, delivery takes approximately 2-3 weeks after order confirmation.
Q5. Can you produce customized goods?
Certainly, we can tailor products to meet your specific requirements.
Q6. What kinds of payments do you accept?
We accept a variety of payment methods, including T/T, D/A, L/C, D/P, and O/A.
