Custom fiberglass tube with red color / Multi specifications polyester tube
Introduction: | Custom pultruded polyester tube is pultrusion profile which made of e-class glass mat & unsaturated polyester and add the imported fire retardant and cementing compound. |
Materials | E-class glass mat,epoxy resin,fire retardant and cementing compound. |
Feature | Meet the requirement of different colors and smooth appearance High arc resistance & mechanical strength & flame resistance,low water absorption,the insulation properties not changed by the time and environment |
Application | Transformer,reactor,large dry transformer, High voltage electrical equipment such as VFD,soft starter cabinet,SVG and reactive power compensation etc |
Advantage: | Technical advantages, mold development and design capabilities, excellent supporting capacity. Excellent size, space stability, non cracking, non Explosive Edge Excellent Water Resistance,Excellent Voltage Resistance Available for humid environment and immerse into transformer oil. |
Hong Cheng Grade | HC-XC | ||||
Item | Test method | Unit | Values | ||
Physical properties | color | ---- | /// | ||
density | IEC 60893-2 8.1 | g/cm3 | 1.85-2.00 | ||
water absorption | IEC 60893-2 8.2 | % | ≤ 0.5 | ||
Mechanical properties | Tensile strength | IEC 60893-2 5.7 | Mpa | ≥400 | |
Flexural Strength(perpendicular) | IEC 60893-2 5.1 | ≥650 | |||
Compressive strength | parallel | IEC 60893-2 5.3 | ≥ 290 | ||
perpendicular | ≥200 | ||||
Shearing strength | IEC 60893-2 5.6 | ≥ 89.7 | |||
Impact strength(Charpy) | IEC 60893-2 5.5 | Kj/m2 | ≥ 475 | ||
Electrical properties | Volume Resistivity | IEC 60089 | Ω·m | ≥1.0 x 1012 | |
Surface Resistivity | Ω | ≥ 1.0×1014 | |||
Electric strength perpendicular to lamination (90℃ in oil) | IEC 60893-2 6.1.2 | kV/mm | ≥ 10.0 | ||
Breakdown Voltage parallel to lamination | KV | ≥ 45 | |||
Arc Resistance | IEC 61621:1997 | Sec. | ≥ 180 | ||
Thermal properties | Coefficient of Thermal Expansion | ASTME 228-11 | 1/K | ≤2×10-5 | |
coefficient of heat conduction | GB/T 10297-1998 | W/(m2×K) | ≤10.79 |
Custom fiberglass tube with red color used in Reactive Power Compensator Cabinet
Reactive power compensation cabinet can improve the power factor of power grid in power supply system, reduce the loss of power supply transformer and transmission line, improve power supply efficiency and improve power supply environment.Therefore, reactive power compensation device is a very important position in power supply system.The insulation material can support, carry heavy, insulate function,it has requirements of certain mechanical strength and electrical performance.
Main famous cooperative enterprises:ABB Xiamen