Epoxy Glass Tube is a type of composite material consisting of fiberglass cloth that has been impregnated with an epoxy resin and then cured into a rigid tube. This material is known for its excellent mechanical properties and durability, making it a popular choice in electrical and structural applications across various industries, including electronics, automotive, and aerospace.
Feature:
High mechanical properties at temperatures up to 155°C/180°C
Good stability of electrical properties at higher humidity
Excellent mechanical and electrical strength
Very low water absorption
High thermal stability (155-250°C)
Application:
Mechanical and electrical applications
Highly stressed mechanical parts in mechanical and electrical engineering with additional thermal stress
Specification:
Nominal Inner Diameter | Nominal Length | Color | Minimum Wall Thickness |
8-100mm | 450-550mm or 900-1200mm | Yellow /Green | 1.5/2.0mm |
Performance:
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 |
