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GPO-3 Special Custom U Channel , Fiberglass U Channel Shaped Groove Stable Structure

Price : EXW , FCA , FOB Packaging Details : crate packing,plywood pallet , plastic pallet ,carton
Payment Terms : T/T
Place of Origin: China Brand Name: Hongcheng
Certification: UL(E344098)/RoHS 2.0 /Reach

Detail Information

Product Name: GPO-3 Special U Channel Product Color: White
Density: 1.85-2.0g/cm3 Tensile Strength: ≥400Mpa
Flexural Strength: ≥650Mpa Arc Resistance: ≥ 180Sec
High Light:

fiberglass l channel


custom u channel

Product Description

GPO-3 Shaped groove / multi specifications GPO-3 shapes / Custom GPO-3 shapes

Product Introduction:


GPO-3 Shaped groove is pultruded by composed of e-class glass-fiber and/or glass-mat reinforced unsaturated polyester and inorganic filler binder.



Stable structure,non cracking, non Explosive Edge

Technical advantages, mold development and design capabilities, excellent supporting capacity.

High Arc Resistance:≥180 Seconds

Track Resistance:CTI≥600V

Heat Resistance:Class F,up to 130℃

Thermal Impact:Temp. Index: -273℃ to +155℃

Fire Retardant:UL 94 V-0 Grade



Power control & Power transmits:Cable bridge & angle insulation;

Insulation channel of bus duct & fuse;

Insulating support of inverter,converter


 GPO-3 Special Custom U Channel , Fiberglass U Channel Shaped Groove Stable Structure 0

Specification sheet:

Product Name Item No. Size
Special Shaped HC-XC-SD 28.57*111.02*1300

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


GPO-3 Shaped groove used in new energy

GPO-3 Special Custom U Channel , Fiberglass U Channel Shaped Groove Stable Structure 1

New energy in the energy field is a trend that the world has been advocating for development, it has been developing from traditional oil and coal to cleaner and more environmentally friendly energy sources such as solar power and wind power etc..
At the same time, clean energy has been using to develop energy storage areas such as lithium batteries, supercapacitors and energy-saving components.With the development of the industry, the insulation materials of our company have expanded more market and R&D direction
Our GPO-3sheet are widely used in new energy field,including Wind power,photovoltaic,power battery etc.


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