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GPO3 Glass Fiber Coated Polyester Resin Sheet With Low Water Absortion

Minimum Order Quantity : 500kgs/shipment Price : 3.5USD/kg
Packaging Details : pallet Delivery Time : 10-15 Work days
Payment Terms : T/T Supply Ability : 300tons/Month
Place of Origin: China Brand Name: Hongcheng
Certification: UL Model Number: GPO3

Detail Information

Water Absorption: <0.005% Inflaming Retarding: UL94-V0
Tensile Strength: >162Mpa Vertical Compression Strength: >490Mpa
Arc Resistance: >180S Color: Red , White And Grey
High Light:

polyester resin plate


gpo3 sheet

Product Description


Red GPO3 Glass fiber coated polyester resin plate have high flexture strength and low water absortion



Glass fiber coated polyester resin plate is a glass reinforced thermoset polyester sheet material.

This material has excellent electric/ mechanical properties , it is strong, dimensionally stable and impact resistant of mechanical properties. The material also has good properties on flame, arc and track resistance.



with very low water absorption , it is only 0.0048% of water absorption .
It has very excellent machining properties such as the tolerance will be meeting ISO2768-F class

Very stable of the strength when the continue working temperature reach 155℃ (F Class)


GPO-3 Laminates Sheet Technical Data Sheet

Hong Cheng Grade HC-GPO3
IEC 893 / EN 60893 Grade UP GM 203
DIN 7735 Grade HM 2471
Items Test Method Unit Typical Values
Physical Properties Color Visual inspection ---- Red/White/Brown/Grey
Specific Gravity IEC 60893-2:2003 g/cm3 1.95-2.05
Water absorption ISO62:2008 % ≤0.5
Mechanical properties Tensile Strength IEC 60893-2:2003 Mpa ≥130
Compressive strength IEC 60893-2:2003 ≥300
Flexural Strength IEC 60893-2:2003 ≥180
Impact strength IEC 60893-2:2003 KJ/m2 ≥60
Electrical properties Volume Resistivity IEC 60093:1980 Ω·m ≥ 1.0 x 1010
Surface Resistivity IEC 60093:1980 Ω ≥ 1.0 x 1012
Electric Strength ┴ IEC 60893-2:2003 kV/mm ≥ 12
Breakdown Voltage // IEC 60893-2:2003 kV/25mm ≥ 80
Arc Resistance IEC 61621:1997 sec ≥180
PTI Proof Tracking Index PTI IEC 60893-2:2003 --- ≥600
Dielectric Constant IEC 60893-2:2003 --- 4.0-5.0
tgδ Dissipation Factor IEC 60893-2:2003 --- ≤0.03
Thermal properties Coefficient of Thermal Expansion ASTME 228-11 1/K ≤2x10-5
Temperature Index IEC 60085:2004 155
Flame Resistance performance Oxygen Index ISO 4589-2:1996 %O2 ≥ 30
Flame Resistance IEC 60893-2:2003 --- V-0
Toxicant(Emission halogen etc.) E662 ---



Other properties The anti microbial properties of bacteria G21-G22 ---





GPO3 Glass Fiber Coated Polyester Resin Sheet With Low Water Absortion 0


The material is widely used for every kinds of electrical equipment ,such as uninterruptible power supply ,dry transformer , switch gears ,breaker , frequency conversion as the insulation board/structural components


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