Active Member
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[China]
Address: No.501, Hongye Bldg., Pioneering Park, Xiamen Torch Hi-tech Industrial Zone, Xiamen,361009, China.
Contact name:Leo.Liu
Xiamen Hongcheng Insulating Material Co., Ltd. |
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Insulation material GPO-3(UPGM203) meet ROHS/REACH and with certificate of UL
GPO3 fiberglass reinforced polyester sheet, known as UPGM203,are manufactured using polyester resin and fiberglass mat under high temperature.
GPO-3 fiberglass reinforced polyester sheet perform well in electrical application that require high arc and track resistance ,as well as flame resistance,physical strength and high heat resistance.
All our UP GM 203 fiberglass reinforced polyester sheet products are UL recognized , we are the GPO-3 material manufacturer in China , this material has been supplying to many end user who is top500 and industry leader corporation .
Thickness tolerance will be better than IEC , even if the thickness tolerance must be met ±0.2mm by 20mm , we can do it by low production cost .
Feature of GPO3
It has nice properties on fire resistance , according to certificated by UL , it meets UL94-V0;
It has nice electrical properties , it meets CTI600
GPO-3 sheet can be easily machined by CNC
It has property on arc resistance , the test value is more than 180 seconds
It is the green product and have already passed the recognized by RoHs and Reach.
It is the customized products can be machined as per client’s drawings
| Hong Cheng Grade | HC-GPO3 | |||
| IEC 893 / EN 60893 Grade | UP GM 203 | |||
| DIN 7735 Grade | HM 2471 | |||
| ANSI (NEMA) Grade NEMA LI-1 | GPO-3 | |||
| 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 | --- | Low | |
| Other properties | The anti microbial properties of bacteria | G21-G22 | --- | good |
Application of material
GPO-3(UPGM203) used extensively in the making of phase and end barriers , insulating supports , bus bar supports , mounting panels in switch gear and other types of electrical apparatus.
Cable clamp in the switch gear
Top cover and bottom plate in the transformer
Insulation sheet in UPS cabinet
