Xiamen Hongcheng Insulating Material Co., Ltd. 86-592-3922709 sales300@hc-materials.com
V0 Fire Retardant Fiberglass U Channel UL Certified Non Explosive Edge

V0 Fire Retardant Fiberglass U Channel UL Certified Non Explosive Edge

  • High Light

    fiberglass l channel


    pultruded fiberglass structural shapes

  • Product Name
    GPO-3 U Channel
  • Product Color
  • Product Size
    21 Kinds Of Specifications
  • Tensile Strength
  • Compressive Strength
    ≥ 290Mpa
  • Breakdown Voltage Parallel To Lamination
    ≥ 45KV
  • Place of Origin
  • Brand Name
  • Certification
    UL(E344098)/RoHS 2.0 /Reach
  • Price
    EXW , FCA , FOB
  • Packaging Details
    crate packing,plywood pallet , plastic pallet ,carton
  • Delivery Time
    5-7 working days
  • Payment Terms

V0 Fire Retardant Fiberglass U Channel UL Certified Non Explosive Edge

UL certified U channel / UL certified GPO-3 U channel / V0 fire retardant U channel


We have four equipment and the dozens of pultruded profile molds can be produces :L angle,U shapes,Dog bone,square tubes,T-shape profiles.

U channel a kind of e -class fiberglass and /or glass-mat reinforced unsaturated polyester & inorganic filler binder.The angles are formed continuously after being heated by high temperature.



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


 V0 Fire Retardant Fiberglass U Channel UL Certified Non Explosive Edge 0

Specification sheet:

Product Name Item No. Size
GPO-3 U Channel HC-XC-U-R 3.175*114.3*63.5*63.5
HC-XC-U-R 3.2*79*28.5*28.5
HC-XC-U-R 4*6.3*6.3*46*28*28
HC-XC-U-R 5*4*4*120*40*40
HC-XC-U-R 5*100*35*35
HC-XC-U-R 6.35*50.8*25.4*25.4
HC-XC-U-R 7*5*5*53*55*55
HC-XC-U-R 7*127*45*45
HC-XC-U-R 10*127*45*45
HC-XC-U-R 10*110*60*60
HC-XC-U-R 10*127*45*45
HC-XC-U-G 6.2*76*38*38
HC-XC-U-G 6.0*50*40*40

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

UL certified U channel used in New energy

V0 Fire Retardant Fiberglass U Channel UL Certified Non Explosive Edge 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.