Glass mat reinforcement UP GM 203(GP03) machined part with prcise tolerance used as insulation support
Glass mat reinforcement UP GM 203(GP03)is a fiberglass reinforced thermoset polyester electrical grade sheet. UP GM 203(GP03)has an excellent combination of high strength, flame resistance and low smoke generation.
![]()
Application:
Insulating parts of electronic equipments
All kinds of plate ,mat,arcing shield,flash barrier and other similiar sheets and distributed parts
Relays and Switches
High frequency electronic equipments
Electrical Cabinet
| 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 |
Why choose us for the UP GM 203 machined part
our company own 100 CNC equipments to process the UP GM 203(GP03)
![]()
our company gained 26 patents refers to the production and Processing of UP GM 203(GP03) material
![]()